CN2681398Y - Power supply expansion board with built-in kilowatt hour meter apparatus - Google Patents
Power supply expansion board with built-in kilowatt hour meter apparatus Download PDFInfo
- Publication number
- CN2681398Y CN2681398Y CN 200320109464 CN200320109464U CN2681398Y CN 2681398 Y CN2681398 Y CN 2681398Y CN 200320109464 CN200320109464 CN 200320109464 CN 200320109464 U CN200320109464 U CN 200320109464U CN 2681398 Y CN2681398 Y CN 2681398Y
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- hour meter
- housing
- extension plate
- power
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Abstract
The utility model relates to a power supply expansion board with the built-in kilowatt hour meter apparatus, comprising a shell, an electrical socket on the shell, a power plug connected by a connector, a printed circuit board in the shell and electronic components on the printed circuit board. The a power supply expansion board with the built-in kilowatt hour meter apparatus is characterized in that a display screen, a light emitting diode and user keys are arranged on the shell, and a built-in kilowatt hour meter apparatus are connected between the power plug and user sockets in parallel. The utility model can supply electric power consumption parameter for users to help the users adjust reasonably electricity; at the same time, on the basis of electric power consumption parameter, the users can check conveniently the fault of the electrical apparatuses. The utility model can suitable for families, units or industries.
Description
Technical field
The utility model relates to a kind of power extension plate, particularly a kind of power extension plate of in-built electrical kilsyth basalt device.
Background technology
The power extension plate is commonly called as " power board ", " bull socket " etc.It is connected between AC power and the consuming device usually, plays power supply and extends the expansion effect.Some new power extension plate also has some additional functions, and as overvoltage, current protection, voltage shows, is one etc. with the over-voltage protecting function collection of telephone wire, cable TV.The power extension plate is generally used for alternating current circuit, but also can be used for DC power supply circuit.The power extension plate is extensive as the servicing unit of electrical equipment, commerce, and school, scientific research is in industry and other environment.Even if the design that existing power extension plate function is more complete also only can display voltage or consuming device institute power consumption stream.Existing product does not possess the function that shows consuming device institute's consuming electric power (KWH).
The utility model content
The utility model purpose is to provide a kind of power extension plate of in-built electrical kilsyth basalt device, for the user provides crucial power consumption (KWH) parameter.
For achieving the above object, the utility model adopts following technical proposals:
A kind of power extension plate of in-built electrical kilsyth basalt device comprises usefulness electrical socket and the attaching plug that is connected by lead on housing, the housing, and the printed circuit board (PCB) of enclosure interior and the electronic component on it, it is characterized in that display screen is arranged on the housing; Kilowatt-hour meter device of series connection between attaching plug and user's socket.
Also have light-emitting diode and user key-press on the above-mentioned housing.
The structure of above-mentioned kilowatt-hour meter device is: AC power is through power circuit, voltage current transducer, special electric meter integrated circuit, microcontroller circuit and connect user interface circuitry; User interface circuitry connects display, light-emitting diode and the user key-press of housing.
Connect successively between above-mentioned attaching plug and the kilowatt-hour meter device switch, a current protecting circuit connect the kilowatt-hour meter device after several user's socket parallel connections are arranged.
Also connect a Current Display on the circuit.
A Cable Telephony over-voltage and over-current protector is arranged, and its input connects power supply by lead, and output is connected to the line video telephone by lead.
The utility model compared with prior art has following conspicuous characteristics and advantage: built-in kilowatt-hour meter device is arranged in the utility model, thereby can provide crucial power consumption parameter for the user, make the user rationally arrange electricity consumption, on the basis that obtains the power consumption parameter, be convenient to the consuming device fault that user's diagnosis may occur simultaneously.The utility model is suitable for family, unit or industrial occasions.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model
Fig. 2 is the circuit structure block diagram of Fig. 1 example
Fig. 3 is the circuit theory diagrams of kilowatt-hour meter device in Fig. 1 example.
Embodiment
A preferred embodiment of the present utility model is: referring to Fig. 1, the power extension plate of this in-built electrical kilsyth basalt device, comprise usefulness electrical socket 2 and the attaching plug 8 that is connected by lead on housing 1, the housing 1, and the printed circuit board (PCB) 6 of housing 1 inside and the electronic component 7 on it, it is characterized in that display screen 4 is arranged on the housing, light-emitting diode 3 and user key-press 5; Referring to Fig. 2, the circuit structure of this power extension plate is: the switch 9 of connecting successively between attaching plug 8 and the kilowatt-hour meter device 11, a current protecting circuit 10 have several user's socket 2 backs in parallel to connect kilowatt-hour meter devices 11; It is characterized in that also connecting on the circuit Current Display 12.A Cable Telephony over-voltage and over-current protector 14 is arranged, and its input connects power supply by lead 15, and output is connected to the line video telephone by lead 13.
Referring to Fig. 3, the structure of described kilowatt-hour meter device 11 is: AC power is through power circuit 17, voltage current transducer 15, special electric meter integrated circuit 16, microcontroller circuit 18 and connect user interface circuitry 19; Display 4, light-emitting diode 3 and user key-press 5 that user interface circuitry 19 connects on the housing 1.Described power circuit 17 is made of a transformer T1, bridge rectifier B1, a LM7805C chip U3, three diode D1, D2, D3 and four electric capacity.Described voltage current transducer 15 is made of six resistance R 0-R4, R14 and four capacitor C 1-C4.Described special electric meter integrated circuit 16 is made of an AD7755/ADE7755 cake core, three resistance R 18, R19, R23, five electric capacity and crystal oscillator Y1.Described microcontroller circuit 18 is made of a MSP430F1101 cake core U2, three resistance R 115, R117, R119, electric capacity.Described user interface circuitry 19 is made of a display 3, two LEDs 1, LED2, button S1, four triode Q1-Q4 and seven resistance R 101-R106, R116.
Claims (6)
1. the power extension plate of an in-built electrical kilsyth basalt device, comprise usefulness electrical socket (2) and the attaching plug that is connected by lead (8) on housing (1), the housing (1), and inner printed circuit board (PCB) (6) and the electronic component on it (7) of housing (1), it is characterized in that display screen (4) is arranged on the housing (1); A series connection kilowatt-hour meter device (11) between attaching plug (8) and user's socket (2).
2. the power extension plate of in-built electrical kilsyth basalt device according to claim 1 is characterized in that housing (1) upward also has light-emitting diode (3) and user key-press (5).
3. the power extension plate of in-built electrical kilsyth basalt device according to claim 1 and 2, the structure that it is characterized in that kilowatt-hour meter device 11 is: AC power is through power circuit (17), voltage current transducer (15), special electric meter integrated circuit (16), microcontroller circuit (18) and connect user interface circuitry (19); User interface circuitry (19) connects display (4), light-emitting diode (3) and the user key-press (5) on the housing (1).
4. the power extension plate of in-built electrical kilsyth basalt device according to claim 1; it is characterized in that connect successively between attaching plug (8) and the kilowatt-hour meter device (11) switch (9), a current protecting circuit (10), have several user's sockets (2) back in parallel to connect kilowatt-hour meter device (11).
5. the power extension plate of in-built electrical kilsyth basalt device according to claim 4 is characterized in that also connecting on the circuit Current Display (12).
6. according to the power extension plate of claim 4 or 5 described in-built electrical kilsyth basalt devices, it is characterized in that having a Cable Telephony over-voltage and over-current protector (14), its input connects power supply by lead (15), and output is connected to the line video telephone by lead (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320109464 CN2681398Y (en) | 2003-11-04 | 2003-11-04 | Power supply expansion board with built-in kilowatt hour meter apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320109464 CN2681398Y (en) | 2003-11-04 | 2003-11-04 | Power supply expansion board with built-in kilowatt hour meter apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2681398Y true CN2681398Y (en) | 2005-02-23 |
Family
ID=34599324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320109464 Expired - Fee Related CN2681398Y (en) | 2003-11-04 | 2003-11-04 | Power supply expansion board with built-in kilowatt hour meter apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2681398Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163832A (en) * | 2010-02-24 | 2011-08-24 | 胡桓瑀 | Master control/controlled power panel with delay mechanism |
| CN102570223A (en) * | 2010-12-08 | 2012-07-11 | 胜德国际研发股份有限公司 | Detachable electric information display socket module |
-
2003
- 2003-11-04 CN CN 200320109464 patent/CN2681398Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163832A (en) * | 2010-02-24 | 2011-08-24 | 胡桓瑀 | Master control/controlled power panel with delay mechanism |
| CN102570223A (en) * | 2010-12-08 | 2012-07-11 | 胜德国际研发股份有限公司 | Detachable electric information display socket module |
| CN102570223B (en) * | 2010-12-08 | 2014-04-02 | 胜德国际研发股份有限公司 | Detachable electric information display socket module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |