CN201210594Y - Memory type public electricity consuming uniform sharing device capable of cascade - Google Patents
Memory type public electricity consuming uniform sharing device capable of cascade Download PDFInfo
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- CN201210594Y CN201210594Y CNU2008200383935U CN200820038393U CN201210594Y CN 201210594 Y CN201210594 Y CN 201210594Y CN U2008200383935 U CNU2008200383935 U CN U2008200383935U CN 200820038393 U CN200820038393 U CN 200820038393U CN 201210594 Y CN201210594 Y CN 201210594Y
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- divider
- cascade
- public electricity
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Abstract
The utility model discloses a cascade memory type public electricity sharing distributor, composed of a circuit board mounted in a case, a fuse (7) for connecting the circuit board, a switch SW (8), a cascade drop-out line (9) and an LED (10) are arranged on the case, electronic components are welded on the circuit board to form an equipartition device circuit, which is composed of a switch power circuit (1), an output testing circuit (3) and a control circuit (4); the switching power supply circuit (1) is composed of a pulsewidth modulation control chip, a switch transformer and a switching tube; the output testing circuit (3) is composed of a diode, a resistance, an LED for output indication and an optoelectronic coupler; the control circuit (4) is composed of a group of driving relays connected on a SCM. The equipartition device of the utility model has functions of storage and memory and cascade dilatancy capacity, with marked energy saving effect and reduced cost.
Description
Technical field
The utility model relates to and a kind of the residential quarters public electricity-using is evenly distributed to the device of each resident family, is common load that chronomere switches to each resident family in turn with 24 hours, but is specifically related to a kind of cascade memory-type public electricity-using divider.
Background technology
At present, public electricity-using divider (hereinafter to be referred as divider) is made of power circuit, control circuit and relay commutation circuit, under the control of control circuit common load is switched to each resident family in turn by relay.Have the technology status of divider now and have problems as follows:
1. divider self power supply is obtained after with 220V step-down, rectification, voltage stabilizing by Industrial Frequency Transformer, can only receive in a certain fixedly resident family, and divider self power consumption can not be divided equally;
2. do not possess user profile storage memory function, in case have a power failure in the running, the user that can not continue when sending a telegram in reply is again rearwards switched, and starts anew but revert to first family, causes the power distribution inequality;
3. do not possess cascade function, maximum amounts that divider is suitable for are called capacity.The capacity of each divider is fixed, along with the appearance of little high residential building, the resident family of each unit is more and more, just needs to design and produce the divider of different capabilities when actual resident family quantity surpasses its capacity, thereby circuit board, shell kind are more, to production make troubles, cost increases.
Summary of the invention
The purpose of this utility model is: but the public electricity-using divider of a kind of cascade and memory is provided, and this divider addresses the problem:
1. divider itself adopts the Switching Power Supply power supply, has the diverter branch of resistance to converge by each resident family's live wire through string during startup and temporarily is the divider power supply, and the user that the operation back is switched to by relay directly powers;
2. control circuit is a core with single chip computer AT 89C2051, extends out EEPROM 24C01 storage chip, with the record family not, running time information;
3. has cascade function, only need a kind of specification of the 12 family capacity of producing, this specification not only can be made main frame but also can make extension set, classification is not welded power unit and is powered by main frame, during 1-12 families with a main frame, with extension set of a main frame cascade, with two extension sets of a main frame cascade, be connected by 5 core winding displacements between main frame and each extension set and transmit power supply and control signal during 25-36 families during 13-24 families.
Technical solution of the present utility model is: this divider constitutes by wiring board is installed in the shell, insurance FUSE, switch SW, cascade winding displacement and light-emitting diode that the connection line plate is arranged on the shell, welding electronic component forms the divider circuit on the wiring board, and divider electric routing switch power circuit, output detection circuit, control circuit connect to form; Described switch power supply route pulse width modulation controlled chip, switch transformer and switching tube connect to form; Described output detection circuit is connected to form with light-emitting diode and photoelectrical coupler by diode, resistance, output indication; Described control circuit constitutes by connecting one group of driving relay on the single-chip microcomputer.
But in the cascade memory-type public electricity-using divider of the present utility model, series connection one component stream branch road on switching power circuit, diverter branch is connected to form by resistance and diode.
But in the cascade memory-type public electricity-using divider of the present utility model, on switching power circuit, connect self-start circuit.
But in the cascade memory-type public electricity-using divider of the present utility model, on the single-chip microcomputer of control circuit, connect eeprom memory.
But in the cascade memory-type public electricity-using divider of the present utility model, on the single-chip microcomputer of control circuit, connect the subtending port circuit.
The beneficial effects of the utility model are:
1. divider adopts the Switching Power Supply power supply, and himself power consumption not only can all be assigned to each resident family, and power consumption very low (<1W), for a large amount of dividers that are connected on for a long time on the electrical network, have remarkable energy saving effect;
2. possess resident family's information storage function, run in the operation way power failure meeting immediately the family not, running time information stores, guarantee that the telegram in reply back is in former breakpoint succession operation;
3. possess cascade function, capacity is convenient to expansion, reduces wiring board and shell kind, reduces mould development expense and production cost.
Description of drawings
Fig. 1 is that circuit of the present utility model constitutes block diagram.
Fig. 2 is circuit theory diagrams of the present utility model.
Fig. 3 is the schematic diagram of 3 cascades of the utility model.
Among the figure: 1 switching power circuit, 2 diverter branchs, 3 output detection circuits, 4 control circuits, 5 subtending port circuit, 6 self-start circuits, 7 insurance FUSE, 8 switch SW, 9 cascade winding displacements, 10 light-emitting diodes
Embodiment
As Figure 1-3, this divider constitutes by wiring board is installed in the shell, insurance FUSE7, switch SW 8, cascade winding displacement 9 and light-emitting diode 10 that the connection line plate is arranged on the shell, welding electronic component forms the divider circuit on the wiring board, and divider electric routing switch power circuit 1, output detection circuit 3, control circuit 4 connect to form; Described switching power circuit 1 is connected to form by pulse width modulation controlled chip, switch transformer and switching tube; Described output detection circuit 3 is connected to form with light-emitting diode and photoelectrical coupler by diode, resistance, output indication; Described control circuit constitutes by connecting one group of driving relay on the single-chip microcomputer.
But in the cascade memory-type public electricity-using divider of the present utility model, series connection one component stream branch road 2 on switching power circuit 1, diverter branch 2 is connected to form by resistance and diode.
But in the cascade memory-type public electricity-using divider of the present utility model, on switching power circuit 1, connect self-start circuit 6.
But in the cascade memory-type public electricity-using divider of the present utility model, on the single-chip microcomputer of control circuit 4, connect eeprom memory.
But in the cascade memory-type public electricity-using divider of the present utility model, on the single-chip microcomputer of control circuit 4, connect subtending port circuit 5.
Among Fig. 1: 1-12 connect the live wire (the each household switch-dividing goes out end) of 12 resident families respectively, relay J 1-J12 under the control of control circuit 24 hours being that chronomere connects in turn with each resident family's live wire successively, by the live wire end that connects common load after the output of L end, the zero line of divider is connected with the electrical system zero line with the zero line of common load.
Among Fig. 2: switching power circuit 1: connect to form inverse-excitation type switch power-supply by pulse width modulation controlled chip IC 1, switch transformer TR10, switching tube Q10; The 220V AC power is powered to Switching Power Supply after diode D21 halfwave rectifier, switch SW, C10 filtering; Be release condition because of each relay during startup, so temporarily by the resistance R 1 that is connected 12 resident families, diode D1, R2, D2 ... after 12 series connection diverter branchs 2 that R12, D12 form converge is the Switching Power Supply power supply, and the operation back is directly powered by diode D21 by that family of relay adhesive; After Switching Power Supply powers up, pulse width modulating chip IC1 work, driving switch pipe Q10 is with frequency conducting or the shutoff of 50kHz, and the elementary N1 of switch transformer TR10 flows through interrupted current, and feedback coil NF produces electromotive force and be IC1 power supply and sampling after rectification; It is the relay power supply through rectification output 12V power supply that secondary coil N2 produces electromotive force, and the 12V power supply gets the 5V D.C. regulated power supply behind three terminal regulator 7805, is control circuit 4 power supplies of divider, and the 5V power supply is by LED 1 indication.
Output detection circuit 3: power sense circuit is used to detect the divider output no-voltage, divider output L connects diode D31, resistance R 31, output indication LED 2 and photoelectrical coupler LT, LED2 lighted when divider had electricity output, and 11 pin of optocoupler output termination IC2 are low level; The optocoupler output is not a high level when having electricity output, and control circuit judges with this whether output has.
Control circuit 4: in order to improve cost performance, control circuit is a core with single-chip microcomputer IC2AT89C2051, triode V1-V12 and 12 relay J 1-J12 that external 1 memory IC 3 24C01,12 are used to drive relay constitute, timer by single-chip microcomputer inside and software timing 24 hours; When divider starts, at first detect 8 pin of IC2 and the IN terminal potential of subtending port circuit 5, bring into operation during low level, at first make the 12 pin output low levels of IC2, relay J 1 adhesive, common load is received on the 1st family, power by the 1st family, every then mistake promptly discharged the relay of current adhesive in 24 hours, and made next family relay adhesive, went round and began again; After finishing, the switching of 12 families makes the OUT end output low level of 9 pin and the subtending port circuit 5 of IC2, to start the next stage divider; Whether have electricity, as do not have electricity if constantly detecting the divider output in the running, because of the unoccupied switch-dividing of having closed in certain family, automatically switch to next family.
In Fig. 3, during unit operation, be applicable to the occasion at 1-12 families, at this moment with the 8 pin ground connection of IC2; During the cascade operation, during 13-24 families, by a main frame and an extension set cascade, during 25-36 families by a main frame and 2 extension set cascades, main frame adds unsolder and closes power circuit 1 and self-start circuit 6, extension set not unsolder closes power supply and is provided by main frame, and the both earth-free also weldering self-start circuit 6 that do not add of 8 pin of extension set IC2, is connected by 5 core cascade winding displacements between main frame and extension set, extension set and the extension set; The effect one of 5 core winding displacements is that main frame transmits the 12V power supply to extension set; The 2nd, receive the enabling signal that higher level's divider is sent; The 3rd, after finishing, the switching of divider at the corresponding levels 12 families sends enabling signal to the next stage divider.
Claims (4)
1. but cascade memory-type public electricity-using divider, it is characterized in that: this divider constitutes by wiring board is installed in the shell, insurance FUSE (7), switch SW (8), cascade winding displacement (9) and light-emitting diode (10) that the connection line plate is arranged on the shell, welding electronic component forms the divider circuit on the wiring board, and divider electric routing switch power circuit (1), output detection circuit (3), control circuit (4) connect to form; Described switching power circuit (1) is connected to form by pulse width modulation controlled chip, switch transformer and switching tube; Described output detection circuit (3) is connected to form with light-emitting diode and photoelectrical coupler by diode, resistance, output indication; Described control circuit (4) constitutes by connecting one group of driving relay on the single-chip microcomputer.
2. but cascade memory-type public electricity-using divider according to claim 1 is characterized in that: go up series connection one component stream branch road (2) at switching power circuit (1), diverter branch (2) is connected to form by resistance and diode.
3. but cascade memory-type public electricity-using divider according to claim 1 is characterized in that: go up connection self-start circuit (6) at switching power circuit (1).
4. but cascade memory-type public electricity-using divider according to claim 1 is characterized in that: the single-chip microcomputer IC2 at control circuit (4) goes up connected storage IC3.
5. but cascade memory-type public electricity-using divider according to claim 1 is characterized in that: go up connection subtending port circuit (5) at the single-chip microcomputer IC2 of control circuit (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2008200383935U CN201210594Y (en) | 2008-06-19 | 2008-06-19 | Memory type public electricity consuming uniform sharing device capable of cascade |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2008200383935U CN201210594Y (en) | 2008-06-19 | 2008-06-19 | Memory type public electricity consuming uniform sharing device capable of cascade |
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CN201210594Y true CN201210594Y (en) | 2009-03-18 |
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CNU2008200383935U Expired - Fee Related CN201210594Y (en) | 2008-06-19 | 2008-06-19 | Memory type public electricity consuming uniform sharing device capable of cascade |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101945515A (en) * | 2010-08-17 | 2011-01-12 | 石崇源 | LED driver |
-
2008
- 2008-06-19 CN CNU2008200383935U patent/CN201210594Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101945515A (en) * | 2010-08-17 | 2011-01-12 | 石崇源 | LED driver |
CN101945515B (en) * | 2010-08-17 | 2012-12-26 | 宣和均 | LED driver |
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Date | Code | Title | Description |
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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: 20090318 |