CN201097179Y

CN201097179Y - Power supply device

Info

Publication number: CN201097179Y
Application number: CNU2007201276847U2007201276847U
Authority: CN
Inventors: 陈俐利
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-08-07
Filing date: 2007-08-07
Publication date: 2008-08-06
Anticipated expiration: 2017-08-07

Abstract

The utility model relates to a power supply device, which is respectively connected with a main electric appliance and peripheral electric appliances through a main power terminal group and a subordinate power terminal group, the main electric appliance is started up to ensure the peripheral electric appliances to obtain the power in order to get into the standby state, moreover, the power of the peripheral electric appliances is shut off completely to avoid the current leakage in the standby state when the main electric appliance is not used, simultaneously, all the circuits in the power supply device are ensured to stay in a state of stopping working, any circuit power cannot be consumed, thus the power supply device has a complete electricity saving function in the situation that all the electric appliances are not used.

Description

Power supply device

Technical field

The utility model is relevant with power control circuit, is meant a kind of power supply device of tool electricity-saving function especially.

Background technology

General video, between electronic product such as audio frequency or computing machine and its peripheral application apparatus, because electrical installation for the start that cooperatively interacts, and non-mostly is the stand-alone device of integration and making, so still need each other power management during running to start, in family expenses audio-visual devices 4 shown in Figure 1, TV 41,

digital broadcast device

42,43 and most electrical installations such as audio output device 44 because the needs of interlock mutually, often be inserted in contiguous same extended line socket 40 to obtain power supply, so in general family often electrical installation under obsolete situation, good habit is pulled out attaching plug or outage fully unless the user can form at any time, otherwise the internal circuit of each electrical installation and the external circuit of supply socket then constitute the leakage current loop of integrated circuit system, also be the armed state that electrical installation is kept when not cutting off current return, the so long-time circuit power consumption that standby leakage current produced that exists promptly causes unnecessary power supply waste.

Even if just like M298738 number disclosed middle controlled power control 5 of TaiWan, China patent announcement, please cooperate as shown in Figure 2, when baseplug 501 and secondary socket 502 connect under the obsolete situation of the electrical installation of establishing, when if attaching plug 500 is still kept with the external power source conducting, start by control circuit 50 can make the state that disconnects for circuit between attaching plug 500 and the secondary socket 502, therefore reaches the standby current loop that cuts off the electrical installation that connects with secondary socket 502; So desire to keep electrically opening circuit of attaching plug 500 and secondary socket 502 with control circuit 50, need keep the circuit turn-on of control element 51, and continuing provides exciting curent to relay 53 by power management element 52, just can make conducting strip 530 be subjected to Magnetic Induction and switch to second contact 532 from first contact 531, finish purpose with the standby current loop cut-out of secondary socket 502, the circuit power consumption that provides control circuit 50 starts required so still is provided, so need only under the situation that attaching plug 500 is not pulled out or cut off the power supply fully, cause unnecessary power supply waste because of having circuit power consumption for the integrated circuit system is same.

The utility model content

Therefore, fundamental purpose of the present utility model is to be to provide a kind of power supply device, can stop the standby leakage current and the consumption of unlikely generation circuit power of electrical installation when attaching plug does not cut off the power supply, thereby effectively saves unnecessary power supply waste.

Another purpose of the present utility model is to be to provide a kind of power supply device, except having above-mentioned leakage current situation and the circuit power consumption of avoiding under the holding state, more can the person of being used to the mutual application relation of electrical installation, control the number of main appliance starting running according to desire, and determine electrically conducting of peripheral electrical equipment of control and power supply.

Take off purpose for before reaching, a kind of power supply device provided by the utility model, having most power end groups can electrically connect for most electrical installations, and an input end group is provided with receiving power supply and makes electrical installation obtain power supply to operate with conducting, it is characterized in that, include:

An one primary power end group and a subordinate power end group, this primary power end group and above-mentioned input end group electrically conduct, and this subordinate power end group and this input end group electrically open circuit;

One control circuit, have the one first induction end group and the one first trigger end group that electrically open circuit mutually, this first induction end group electrically connects this primary power end group and this input end group, this control circuit is the induction electric current that passed through of this primary power end group and corresponding conducting, and sends one first trigger pip in this first trigger end group; And,

One trigger circuit, have the one second induction end group and the one second trigger end group that electrically open circuit mutually, electrically connect this first trigger end group and this subordinate power end group respectively, these trigger circuit are induction this first trigger pips and send one second trigger pip corresponding to this second trigger end group, make this subordinate power end group and this input end group for electrically conducting mutually.

Wherein this control circuit has a passive type sensing element and several rectifier cells, this passive type sensing element electrically connects this first induction end group and those rectifier cells, those rectifier cells electrically connect this first trigger end group, this passive type sensing element is the input current of this first induction end group of induction and produce induction current, exports this first trigger end group to after those rectifier cell rectifications are handled.

Wherein this passive type sensing element is a transformer, has corresponding first siding ring and second siding ring, and this first siding ring electrically connects this first induction end group, and this second siding ring electrically connects those rectifier cells.

Wherein those rectifier cells have a diode and a capacitor of mutual electric connection, and this diode is located between this passive type sensing element and this capacitor.

Wherein these trigger circuit have a switching switch, electrically connect this second trigger end group, and this first trigger pip is that correspondence switches to this subordinate power end group and the electrical short circuit of this input end group this change-over switch.

Wherein these trigger circuit have a magnetizing coil, electrically connect this second induction end group, this magnetizing coil acts on this change-over switch in order to produce induced field, makes this change-over switch be subjected to the induced magnetism effect and switches to this subordinate power end group and the electrical short circuit of this input end group.

Wherein these trigger circuit are a relay, and the input of this relay and output terminal electrically connect this this second induction end group and this second trigger end group respectively.

Wherein have most output terminal groups, be parallel to this subordinate power end group, respectively this output terminal group is provided with connecing and establishes each above-mentioned electrical installation.

Wherein have most main output terminal groups, be parallel to this primary power end group.

Wherein this control circuit has an adjustment element, in order to adjust the size of current of this first trigger pip, to control this second trigger end group conducting or to end this second trigger pip of output.

Wherein this control circuit has a passive type sensing element, several rectifier cells and this adjustment element of mutual electric connection, this passive type sensing element electrically connects this first induction end group, those rectifier cells electrically connect this first trigger end group, this passive type sensing element is the input current of this first induction end group of induction and produce induction current, exports this first trigger end group to after those rectifier cell rectifications are handled.

Wherein this adjustment element is a variable resistor, and this passive type sensing element is a transformer, has corresponding first siding ring and second siding ring, and this first siding ring electrically connects this first induction end group, and this second siding ring electrically connects this variable resistor.

Wherein this adjustment element is a variable resistor, and those rectifier cells have a diode and a capacitor of mutual electric connection, and this diode is located between this passive type sensing element and this variable resistor.

The beneficial effects of the utility model are:

A kind of power supply device of the present utility model can be stopped the standby leakage current and the consumption of unlikely generation circuit power of electrical installation when attaching plug does not cut off the power supply, thereby effectively saves unnecessary power supply waste.

A kind of power supply device of the present utility model, except having above-mentioned leakage current situation and the circuit power consumption of avoiding under the holding state, more can the person of being used to the mutual application relation of electrical installation, control the number of main appliance starting running according to desire, and determine electrically conducting of peripheral electrical equipment of control and power supply.

Description of drawings

Below, conjunction with figs. is enumerated some preferred embodiments, and in order to composition member of the present utility model and effect are described further, wherein used each brief description of drawings is as follows, wherein:

Fig. 1 is the power supply supply configuration schematic diagram of existing family expenses audio-visual devices;

Fig. 2 is the circuit box synoptic diagram of existing middle controlled power control;

Fig. 3 is the circuit box synoptic diagram that the utility model provides first preferred embodiment;

Fig. 4 is the circuit diagram that above-mentioned preferred embodiment provides;

Fig. 5 is the circuit diagram that the utility model provides second preferred embodiment;

Fig. 6 is the circuit diagram that the utility model provides the 3rd preferred embodiment.

Embodiment

See also as shown in Figures 3 and 4, a power supply device 1 that is provided for the utility model first preferred embodiment, be to have an input end group 10, a primary power end group 11, a subordinate power end group 12, a control circuit 20 and trigger circuit 30, can receive power supply by this input end group 10, make each electrical installation that is arranged in primary power end group 11 and subordinate power end group 12 respectively obtain power supply and operate with conducting, wherein:

This control circuit 20 has one first induction end group 201 and one first trigger end group 202, this first induction end group 201 electrically connects this primary power end group 11 and this input end group 10, this first trigger end group 202 electrically connects these trigger circuit 30, cooperation is with reference to Fig. 4, this control circuit 20 includes a passive type sensing element 21 and several rectifier cells 22 of mutual electric connection, this passive type sensing element 21 electrically connects this first induction end group 201, the current signal that is this first induction end group 201 of induction produces induction current with correspondence, when do not have current signal by the time then can not produce any circuit power consumption, those rectifier cells 22 electrically connect this first trigger end group 202, for having the convertor circuit element of specific operation electric current current potential and condensance condition, stride voltage when reaching the critical accurate position of those rectifier cells 22 when what the induction current correspondence of this passive type sensing element 21 was formed at those rectifier cells 22, then can trigger those rectifier cells 22 and carry out rectification and handle to export this first trigger end group 202 to; Therefore the side circuit application is gone up this passive type sensing element 21 and be can be a transformer, those rectifier cells 22 can be a diode 221 and a capacitor 222, this sensor transformer is to have corresponding primary side and second siding ring 211,212, the electric current output ingress of this first siding ring 211 promptly corresponds to this first induction end group 201, after electric current passes through this first siding ring 211, in case when this second siding ring 212 can the corresponding induction current that produces reaches the accurate position of the required threshold currents of these diode 221 operations, one first trigger pip of 202 outputs of this first trigger end group after rectification was to this first trigger end group 202.

These trigger circuit 30 have one second induction end group 301 and one second trigger end group 302, electrically connect this first trigger end group 202 and this subordinate power end group 12 respectively, be to produce the current circuit running with correspondence via above-mentioned first trigger pip of this second induction end group 301 inductions, when do not have current signal by the time then can not produce any circuit power consumption; So side circuit is used upward, and these trigger circuit 30 can be as passive switch elements such as relays, certainly the utility model does not limit the circuit form of institute's use relay, the box-like relay of any excitation type or optocoupler is the attainable cost utility model demand desiring to reach all, with the employed excitation type relay of present embodiment is example, include a magnetizing coil 31 and and switch switch 32, this magnetizing coil 31 electrically connects this second induction end group 301, this change-over switch 32 is two paired magnetic induction parts 321,322, electrically connect this second trigger end group 302 and this input end group 10 respectively, be not subjected to be cut-off state (this two magnetic induction part 321 under the action of a magnetic field, 322 disconnect the mechanical equilibrium point that is maintained at separately mutually), therefore make this subordinate power end group 12 and this input end group 10 for electrically opening circuit, export these first trigger pips when the first trigger end group 202 of this control circuit 20 and can correspondence flow through this magnetizing coil 31, make this magnetizing coil 31 produce induced field and act on this change-over switch 32, when this magnetic induction part 321 respectively, 322 are subjected to mechanical equilibrium point and then the mutual absorption that the induced magnetism effect makes is enough to leave its script, that is trigger this change-over switch 32 and be conducting state, then produce and make this second trigger end group 302 and these input end group 10 mutual electrically one second trigger pips of short circuits, this subordinate power end group 12 is electrically conducted mutually with this input end group 10.

Comprehensive above-mentioned functions as can be known, this power supply device 1 provided by the utility model is to be provided with receiving power supply with this input end group 10, this primary power end group 11 and subordinate power end group 12 are provided with being arranged in a main electrical equipment A and a peripheral electrical equipment B respectively, make main electrical equipment A under obsolete state (that is not having current signal to import this control circuit 20), effectively peripheral electrical equipment B is cut off the power supply fully to stop standby leakage current, and this control circuit 20 and trigger circuit 30 all are in the state by running, therefore need not consume any circuit power, make this power supply device 1 provided by the utility model existing middle controlled power control 5 more effective functions of reaching power saving; Certainly if the electrical installation of related application is many more, power demands as family expenses audio-visual devices shown in Figure 1, then can be as shown in Figure 5, one power supply device 2 of second preferred embodiment is provided for the utility model, will with each peripheral electrical equipment B1 of main electrical equipment A related application, B2, BN connects respectively and establishes an output terminal group 121,122,12N, those output terminal groups 121,122,12N is for being parallel to this subordinate power end group 12, can have the function of above-mentioned power saving equally, make main electrical equipment A under obsolete state effectively with peripheral electrical equipment B1, B2, BN cuts off the power supply fully to stop standby leakage current.

What deserves to be mentioned is, when the peripheral related application of general main electrical installation not only as being one to one or the application of one-to-many as described in the various embodiments described above, that is need have in user's the electric equipment several main electrical installations to start just to have to be applied to its peripheral electrical installation, then can be with reference to being illustrated in figure 6 as the power supply device 3 that the utility model the 3rd preferred embodiment is provided, so have most main output terminal groups 111,112,11N and an adjustment element 23 with above-mentioned second preferred embodiment supplier of institute difference, wherein:

Those main output terminal groups 111,112,11N are for being parallel to this primary power end group 11, can connect in order to correspondence respectively and establish several main electrical equipment A1, A2, AN, those main electrical equipment A1, A2, AN can be by its holding states of user's manual operation, and those peripheral electrical equipment B1, B2, BN can or end by the conducting that starts or stops running control itself and power input group 10 of those main electrical equipment A1, A2, AN.

This adjusts element 23 for electrically connecting this passive type sensing element 21 and those rectifier cells 22, export the accurate position of electric current of first trigger pip in order to adjust 22 rectifications of those rectifier cells, the size of current of this magnetizing coil 31 of may command, that is act on the induced field size of this change-over switch 32, with the conducting that determines this change-over switch 32 or end, and then control produces second trigger pip that this subordinate power end group 12 and this input end group 10 are electrically conducted mutually, so that the electrically conducting of peripheral electrical equipment B1, B2, BN and power input group 10; Therefore the side circuit application is gone up this adjustment element 23 and be can be a variable resistor R, in order to set those main electrical equipment A1, A2, the corresponding current power size institute desire that produces of AN is controlled the conducting of this change-over switch 32 or is ended, if current power (more main electrical equipment A1 that will be bigger, A2, the startup of AN running) with the conducting of controlling this change-over switch 32 then this variable resistor of adjustable settings R be bigger resistance, in like manner, if want less current power (less main electrical equipment A1, A2, the startup of AN running) with the conducting of controlling this change-over switch 32 then this variable resistor of adjustable settings R be less resistance.

Therefore present embodiment provides this power supply device 3 except being controlled electrically conducting of peripheral electrical equipment B1, B2, BN and power input group 10 or opened circuit by the running that starts or stops of those main electrical equipment A1, A2, AN, the power saving effect that has the foregoing description equally and provided, more adjustable rectification becomes main electrical equipment A1, A2, AN start the number that operates, with electrically conducting of the peripheral electrical equipment B1 of decision control, B2, BN, thereby can mutual principal and subordinate's person of being used of the more flexible adjustment of the actual related application of electrical installation be controlled the size; Certainly the number of applications for peripheral electrical equipment does not also limit the peripheral electrical equipment that all output terminal groups all are equipped with correspondence, be arranged in wherein this output terminal group if only have single peripheral electrical equipment, also can be by adjusting the number that changes main electrical equipment A1, A2, AN startup running, with electrically conducting of decision control single peripheral electrical equipment, reach the above-mentioned effect of putting forward equally.

Only, above-described, only be preferable possible embodiments of the present utility model, so the equivalent structure that every application the utility model instructions and claim are done changes, ought to be included in the claim of the present utility model.

Claims

1. power supply device, having most power end groups can electrically connect for most electrical installations, and an input end group is provided with receiving power supply and makes electrical installation obtain power supply to operate with conducting, it is characterized in that, include:

2. according to the described power supply device of claim 1, it is characterized in that, wherein this control circuit has a passive type sensing element and several rectifier cells, this passive type sensing element electrically connects this first induction end group and those rectifier cells, those rectifier cells electrically connect this first trigger end group, this passive type sensing element is the input current of this first induction end group of induction and produce induction current, exports this first trigger end group to after those rectifier cell rectifications are handled.

3. according to the described power supply device of claim 2, it is characterized in that, wherein this passive type sensing element is a transformer, have corresponding first siding ring and second siding ring, this first siding ring electrically connects this first induction end group, and this second siding ring electrically connects those rectifier cells.

4. according to claim 2 or 3 described power supply devices, it is characterized in that wherein those rectifier cells have a diode and a capacitor of mutual electric connection, this diode is located between this passive type sensing element and this capacitor.

5. according to the described power supply device of claim 1, it is characterized in that, wherein these trigger circuit have a switching switch, electrically connect this second trigger end group, and this first trigger pip is that correspondence switches to this subordinate power end group and the electrical short circuit of this input end group this change-over switch.

6. according to the described power supply device of claim 5, it is characterized in that, wherein these trigger circuit have a magnetizing coil, electrically connect this second induction end group, this magnetizing coil acts on this change-over switch in order to produce induced field, makes this change-over switch be subjected to the induced magnetism effect and switches to this subordinate power end group and the electrical short circuit of this input end group.

7. according to claim 1 or 5 described power supply devices, it is characterized in that wherein these trigger circuit are a relay, the input of this relay and output terminal electrically connect this this second induction end group and this second trigger end group respectively.

8. according to the described power supply device of claim 1, it is characterized in that wherein having most output terminal groups, be parallel to this subordinate power end group, respectively this output terminal group is provided with connecing and establishes each above-mentioned electrical installation.

9. according to claim 1 or 8 described power supply devices, it is characterized in that wherein having most main output terminal groups, be parallel to this primary power end group.

10. according to the described power supply device of claim 9, it is characterized in that wherein this control circuit has an adjustment element, in order to adjust the size of current of this first trigger pip, to control this second trigger end group conducting or to end this second trigger pip of output.

11. according to the described power supply device of claim 10, it is characterized in that, wherein this control circuit has a passive type sensing element, several rectifier cells and this adjustment element of mutual electric connection, this passive type sensing element electrically connects this first induction end group, those rectifier cells electrically connect this first trigger end group, this passive type sensing element is the input current of this first induction end group of induction and produce induction current, exports this first trigger end group to after those rectifier cell rectifications are handled.

12. according to the described power supply device of claim 11, it is characterized in that, wherein this adjustment element is a variable resistor, this passive type sensing element is a transformer, have corresponding first siding ring and second siding ring, this first siding ring electrically connects this first induction end group, and this second siding ring electrically connects this variable resistor.

13. according to the described power supply device of claim 11, it is characterized in that, wherein this adjustment element is a variable resistor, and those rectifier cells have a diode and a capacitor of mutual electric connection, and this diode is located between this passive type sensing element and this variable resistor.