CN202085068U - Power source control device having small output power - Google Patents
Power source control device having small output power Download PDFInfo
- Publication number
- CN202085068U CN202085068U CN2011201989982U CN201120198998U CN202085068U CN 202085068 U CN202085068 U CN 202085068U CN 2011201989982 U CN2011201989982 U CN 2011201989982U CN 201120198998 U CN201120198998 U CN 201120198998U CN 202085068 U CN202085068 U CN 202085068U
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- China
- Prior art keywords
- power supply
- power
- power source
- control device
- control
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Abstract
The utility model discloses a power source control device having small output power. The power source control device is connected to a power supply circuit through which an external power source supplies power to a principle power source of a piece of electrical equipment. The power source control device includes a control power source, a trigger control return circuit and a normally open relay. The control power source, the trigger control return circuit and the normally open relay are connected successively. The trigger control return circuit controls the normally open relay to be off according to a received trigger signal. A power input terminal of the control power source connects with the power supply circuit. The normally open relay connects with the power supply circuit through which the external power source supplies power to the principle power source of the electrical equipment. In the utility model, a traditional transformer-type power control structure is abandoned. The standby state of the circuit can be realized with control power source having small output power and the energy saving effect is very obvious. And the power source control device having small output power in the utility model has a simple structure and a low manufacturing cost. The power source control device is suitable for spreading widely.
Description
Technical field
The utility model relates to the power control product scope, belongs to a kind of Switching Power Supply control device, is a kind of small-sized power output Switching Power Supply control device specifically.
Background technology
At present, the large-scale electrical equipment of family all is to use large-scale traditional transformer Zuo Wei Gong Give power supply usually.Yet, because of these large-scale traditional transformer are iron core formula structure extremely mostly, even under the state of zero load, existence because of exciting current, the former capital can consume certain electric power, so these equipment are to consume certain electric energy under holding state, is under the holding state for a long time, the electric energy severity that its accumulation consumes causes severe energy waste.
Afterwards, people's iron core of using higher level, quality top grade instead prepared the switch mode power of transformer or high-output power.Though the former reduces to some extent because of the electric energy that exciting current consumed, it remains in essence and uses the static exciter principle, so the electric energy that its exciting current consumed is still bigger; The latter adopts the switch mode power of high-output power, though energy consumption less than having slightly of transformer, but, this switch mode power will be kept basic frequency of oscillation, so also be to have the electric energy of some therefore to be consumed, and its cost uses transformer to increase to some extent, and this has also improved the production cost of power control system to a certain extent.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of good energy-conserving effect, small-sized power output Switching Power Supply control device with low cost and simple in structure are provided.
Goal of the invention of the present utility model is achieved in that a kind of small-sized power output Switching Power Supply control device, it is connected external power on the power supply circuits of electrical appliance main power source power supply, it is characterized in that: it comprises control power supply, triggering control loop that connects in turn and the normally opened relay of being controlled closure by the triggering control loop according to received triggering signal, the power input of control power supply is connected with power supply circuits, and normally opened relay is connected external power on the power supply circuits of electrical appliance main power source power supply.
Small-sized power output Switching Power Supply control device described in the utility model, it is as the further improvement of technical scheme, described triggering control loop comprises the switched operational amplifier that is used to receive extraneous triggering signal, the signal output part of switched operational amplifier is connected with the signal input part of a potential comparator, and the signal output part of potential comparator is connected with normally opened relay.
Furthermore, above-mentioned small-sized power output Switching Power Supply control device is connected with between the signal output part of its described potential comparator and the normally opened relay and triggers the processing signals amplifying triode.
Perhaps, small-sized power output Switching Power Supply control device described in the utility model, it is as the further improvement of technical scheme, described triggering control loop comprises the infrared remote receiver that is used to receive extraneous infrared remote control triggering signal, the signal output part of infrared remote receiver is connected with the signal input part of a microcontroller, and the signal output part of microcontroller is connected with normally opened relay.
For on small-sized power output Switching Power Supply control device, be connected with remote control processing signals amplifying triode between the signal output part of its described microcontroller and the normally opened relay.
Electrical appliance power control system common in the utility model and the prior art is compared, and it has the following advantages:
Because small-sized power output Switching Power Supply control device described in the utility model, it comprises the control power supply that connects in turn, trigger control loop and control closed normally opened relay according to received triggering signal by triggering control loop, during this time, the control power supply can use small-power power, the power consumption of its standby is very little, this control device only need have external signal to start the triggering control loop, but conducting normally opened relay then, and then the connection external power is to the power supply circuits of electrical appliance main power source power supply, realization is powered to electrical appliance, and therefore, the utility model has been abandoned conventional transformer type power supply control structure, only can finish the stand-by operation of circuit with low power control power supply, energy-saving effect is very obvious, and, product simple in structure, cheap for manufacturing cost, be applicable to extensive popularization.
Description of drawings
Accompanying drawing 1 is the user mode structure principle chart of the utility model most preferred embodiment.
Accompanying drawing 2 is among the utility model embodiment, triggers a kind of structure principle chart of control loop.
Accompanying drawing 3 is among the utility model embodiment, triggers a kind of structure principle chart of control loop.
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
According to shown in Figure 1, small-sized power output Switching Power Supply control device described in the utility model, power control described in the utility model is to be connected external power on the power supply circuits of electrical appliance main power source power supply, it comprises the control power supply 1 that connects in turn, trigger control loop 2 and control closed normally opened relay 3 according to received triggering signal by triggering control loop 2, the power input of control power supply 1 is connected with power supply circuits, this control power supply 1 is to adopt the small-power out-put supply, its standby consumption power very little (it is following to be generally 0.3W), under the circuit holding state, this 1 of control power supply is given and is triggered control loop 2 power supplies, and energy consumption is lower.And normally opened relay 3 described in the utility model is connected external power on the power supply circuits of electrical appliance main power source power supply.The utility model when some safety application requires, for safety is considered, is equiped with manual power switch 10 on the extraneous power supply circuits before it, in order to control the break-make of whole power supply circuits in use.
The utility model triggers control loop 2 and can take following two kinds of structural circuits in concrete production process:
(1) as shown in Figure 2, this triggering control loop 2 comprises the switched operational amplifier 4 that is used to receive extraneous triggering signal, the signal output part of switched operational amplifier 4 is connected with the signal input part of a potential comparator 5, the signal output part of potential comparator 5 is connected with normally opened relay 3, during this time, be connected with triggering processing signals amplifying triode 6 between the signal output part of its described potential comparator 5 and the normally opened relay 3.During this time, trigger a direct current signal of switched operational amplifier 4 outputs in loop, direct current signal enters potential comparator 5, if the direct current signal of input, then sends signal greater than the reference potential of potential comparator 5 to pass through triggering processing signals amplifying triode 6 to drive normally opened relay 3 closures.
(2) as shown in Figure 3, described triggering control loop 2 comprises the infrared remote receiver 7 that is used to receive extraneous infrared remote control triggering signal, the signal output part of infrared remote receiver 7 is connected with the signal input part of a microcontroller 8, the signal output part of microcontroller 8 is connected with normally opened relay 3, during this time, be connected with remote control processing signals amplifying triode 9 between the signal output part of microcontroller 8 and the normally opened relay 3.During this time, infrared remote receiver 7 receives the infrared triggering signal that corresponding infrared transmitter sends, will be to microcontroller 8 input triggering signals, subsequently microcontroller 8 send signal and by remote control processing signals amplifying triode 9 with driving normally opened relay 3 closures.
In conjunction with Fig. 1, after most preferred embodiment of the present utility model inserted power supply circuits, its various operating states were as follows:
(1) stopped status: when manual power switch 10 disconnections, power supply circuits and small-sized power output Switching Power Supply control device described in the utility model all are in the non operating state of outage.
(2) holding state: manual power switch 10 closures, to trigger control loop 2 and be in "on" position, trigger control loop 2 and do not receive any triggering signal this moment, and normally opened relay 3 is in off-state.
(3) triggering state: when circuit under holding state, after triggering control loop 2 and receiving triggering signal, trigger control loop 2 through after judgement then to the normally opened relay 3 output signals of telecommunication so that normally opened relay 3 closures make electrical appliance be switched on.
According to last, the utility model has been abandoned conventional transformer type power supply control structure, only can finish the stand-by operation of circuit with low power control power supply 1, and energy-saving effect is very obvious, and product simple in structure, cheap for manufacturing cost is applicable to extensive popularization.
Claims (5)
1. small-sized power output Switching Power Supply control device, it is connected external power on the power supply circuits of electrical appliance main power source power supply, it is characterized in that: it comprises control power supply (1), triggering control loop (2) that connects in turn and the normally opened relay (3) of being controlled closure by triggering control loop (2) according to received triggering signal, the power input of control power supply (1) is connected with power supply circuits, and normally opened relay (3) is connected external power on the power supply circuits of electrical appliance main power source power supply.
2. small-sized power output Switching Power Supply control device according to claim 1, it is characterized in that: described triggering control loop (2) comprises the switched operational amplifier (4) that is used to receive extraneous triggering signal, the signal output part of switched operational amplifier (4) is connected with the signal input part of a potential comparator (5), and the signal output part of potential comparator (5) is connected with normally opened relay (3).
3. small-sized power output Switching Power Supply control device according to claim 2 is characterized in that: be connected with between the signal output part of described potential comparator (5) and the normally opened relay (3) and trigger processing signals amplifying triode (6).
4. small-sized power output Switching Power Supply control device according to claim 1, it is characterized in that: described triggering control loop (2) comprises the infrared remote receiver (7) that is used to receive extraneous infrared remote control triggering signal, the signal output part of infrared remote receiver (7) is connected with the signal input part of a microcontroller (8), and the signal output part of microcontroller (8) is connected with normally opened relay (3).
5. small-sized power output Switching Power Supply control device according to claim 4 is characterized in that: be connected with remote control processing signals amplifying triode (9) between the signal output part of described microcontroller (8) and the normally opened relay (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201989982U CN202085068U (en) | 2011-06-14 | 2011-06-14 | Power source control device having small output power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201989982U CN202085068U (en) | 2011-06-14 | 2011-06-14 | Power source control device having small output power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202085068U true CN202085068U (en) | 2011-12-21 |
Family
ID=45345684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201989982U Expired - Fee Related CN202085068U (en) | 2011-06-14 | 2011-06-14 | Power source control device having small output power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202085068U (en) |
-
2011
- 2011-06-14 CN CN2011201989982U patent/CN202085068U/en not_active Expired - Fee Related
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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: 20111221 Termination date: 20140614 |
|
| EXPY | Termination of patent right or utility model |