CN201408885Y - Wall socket - Google Patents
Wall socket Download PDFInfo
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- CN201408885Y CN201408885Y CN2009201081477U CN200920108147U CN201408885Y CN 201408885 Y CN201408885 Y CN 201408885Y CN 2009201081477 U CN2009201081477 U CN 2009201081477U CN 200920108147 U CN200920108147 U CN 200920108147U CN 201408885 Y CN201408885 Y CN 201408885Y
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Abstract
The utility model relates to a wall socket which comprises a socket shell on which a power supply input line used as a power supply input terminal, an electric energy display and a power supply outputjack are arranged, wherein the power supply output jack is internally provided with a power supply output interface, the power supply input line is electrically connected with the power supply outputinterface, the socket shell is internally provided with an electric energy display device which is connected between the power supply input line and the power supply output interface by a wire, the electric energy display device is provided with a circuit board, and a current parameter collector, a voltage parameter collector, a zero-crossing parameter collector, a central processing unit and a data display are installed on the circuit board. The adoption of the design of the electric energy display device can eliminates potential electricity safety hazard and effectively improve the servicelife of the wall socket; and the adoption of the design of the zero-crossing parameter collector can help users to reasonably choose electric equipment and improve the service efficiency of the electric energy.
Description
Technical field
The utility model relates to a kind of wall socket, be particularly related to a kind of wall socket that electric energy display unit and zero crossing parameter acquisition device are installed, this kind wall socket can synchro measure and is shown electric energy numerical value and alarm prompt, can eliminate safe hidden trouble, and is user-friendly to.
Technical background
Socket structure on the market generally is made up of metal pin, power supply indicator, plastic casing at present, and some socket also is with simple mechanical voltmeter.This socket can only play the effect of being electrically connected, and does not possess other function, as information such as electric current that can not detection device (load), voltage, power.The general user notices that not too used socket can drive the electrical appliance of much power consumptions; if and the electric current of electrical appliance exceeds the rated current of socket; the socket electric wire will generate heat; even can cause fire alarm; particularly when taking place, overload situations also can produce infringement to load; this potential potential safety hazard general user is difficult for discovering; therefore there is the people to propose a kind of wall socket that has overload protective device of Chinese patent 200720193554 at the problems referred to above; comprise socket (1); socket aperture (2) is formed; it is characterized in that: on socket (1), be provided with groove (3); establish in the groove (3) overload protecting circuit (6) is housed; be stamped the movable groove cover plate (4) that matches with groove (3) size on the groove (3), establish on movable groove cover plate (4) face light-emitting diode D (7) is housed.This kind wall socket has well solved the overload problem, but this kind wall socket information such as electric current, voltage, power of monitoring circuit in real time can't be eliminated potential Electrical Safety hidden danger to greatest extent; Therefore need provide a kind of novel wall socket to address the above problem.
Summary of the invention
The purpose of this utility model is to provide a kind of wall socket that the electric energy display unit is installed, and zero crossing parameter acquisition device is installed in this wall socket, and this socket can be known demonstration electrical appliance voltage, electric current, power and alarm prompt.
The purpose of this utility model is achieved through the following technical solutions: a kind of wall socket, a Socket casing is arranged, power input line as power input is installed on described Socket casing, electric energy display screen and power supply output plughole, in the described power supply output plughole power output interface is housed, described power input line is electrically connected with described power output interface, the electric energy display unit is installed in described Socket casing, described electric energy display unit is connected between described power input line and the power output interface by electric wire, described electric energy display unit is provided with circuit board, the current parameters collector is installed on this circuit board, the voltage parameter collector, zero crossing parameter acquisition device, central processing unit and data display equipment, the input of described current parameters collector is connected between power input line and the power output interface, the input of described voltage parameter collector is connected in parallel on the power output interface, the output of described current parameters collector is electrically connected with the input port of central processing unit, the output of described voltage parameter collector is electrically connected with the input port of central processing unit, the input of described zero crossing parameter acquisition device is electrically connected with the output of current parameters collector and voltage parameter collector respectively, the output of described zero crossing parameter acquisition device is electrically connected with the input port of central processing unit, and the data output end of described central processing unit is electrically connected with described data display equipment.
Described electric energy display unit is provided with two circuit boards, current parameters collector, voltage parameter collector, zero crossing parameter acquisition device and central processing unit are installed on one of them circuit board, on another circuit board data display equipment is installed, two circuit boards are that double-deck stack is provided with.
Described zero crossing parameter acquisition device is made up of zero crossing voltage acquisition device and zero crossing current acquisition device, described zero crossing voltage acquisition device comprises transformer, divider resistance and signal amplifier, the input of described divider resistance is connected in parallel on the output of described transformer, described divider resistance output is electrically connected with the input of signal amplifier, and the output of described signal amplifier is electrically connected with the external interrupt port of described central processing unit; Described zero crossing current acquisition device comprises current transformer and signal amplifier, the input of the primary winding of described current transformer is connected between power input and the power output interface, the output of the secondary coil of described current transformer is electrically connected with the input of described signal amplifier, and the output of described signal amplifier is electrically connected with the external interrupt port of described central processing unit.
Described voltage parameter collector comprises transformer, divider resistance and signal amplifier, the input of described divider resistance is connected in parallel on the output of described transformer, the output of described divider resistance is electrically connected with the input of signal amplifier, and the output of described signal amplifier is electrically connected with the collection port of described central processing unit.
Described current parameters collector comprises current transformer and signal amplifier, the primary winding of described current transformer is connected between power input and the power output interface, the secondary coil of described current transformer is electrically connected with the input of described signal amplifier, and the output of described signal amplifier is electrically connected with the collection port of described central processing unit.
Compared with the prior art the utility model has following advantage:
1. the utility model adopts the design of electric energy display unit, can detect and show in real time the information such as electric current, voltage, power of electrical appliance, eliminates potential Electrical Safety hidden danger to greatest extent, effectively protects socket to improve its useful life;
2. the utility model adopts zero crossing parameter acquisition Design of device is installed in the electric energy display unit, can make data display equipment show the active power and the reactive power of load, helps user's choose reasonable power consumption equipment, improves the electric energy service efficiency;
3. the utility model adopts the overcurrent-overvoltage alarm apparatus design, and after exceeding the set point of central processing unit when electric current, voltage, central processing unit can send an audio signal transmission to buzzer and produce alarm prompt.
Description of drawings
Fig. 1 is the stereogram of the utility model embodiment one;
Fig. 2 is the circuit theory diagrams of the utility model embodiment one;
Fig. 3 is the circuit theory diagrams of the utility model embodiment two;
Fig. 4 is the circuit theory diagrams of the utility model embodiment three;
Fig. 5 is the circuit theory diagrams of the utility model embodiment four;
Fig. 6 is the circuit theory diagrams of the utility model embodiment five.
Embodiment
Embodiment one
Referring to Fig. 1, shown in Figure 2, the described wall socket of present embodiment, a Socket casing 1 is arranged, power input line 2 as power input is installed on described Socket casing, electric energy display screen 3 and power supply output plughole 4, in the described power supply output plughole power output interface 5 is housed, described power input line is electrically connected with described power output interface, electric energy display unit 6 is installed in described Socket casing, described electric energy display unit is connected between described power input line and the power output interface by electric wire, described electric energy display unit is provided with circuit board, the current parameters collector is installed on this circuit board, the voltage parameter collector, zero crossing parameter acquisition device, central processing unit and data display equipment, the input of described current parameters collector is connected between power input line and the power output interface, the input of described voltage parameter collector is connected in parallel on the power output interface, the output of described current parameters collector is electrically connected with the collection port of central processing unit, the output of described voltage parameter collector is electrically connected with the collection port of central processing unit, the input of described zero crossing parameter acquisition device is electrically connected with the output of current parameters collector and voltage parameter collector respectively, the output of described zero crossing parameter acquisition device is electrically connected with the external interrupt port of central processing unit, and the data output end of described central processing unit is electrically connected with described data display equipment.
Can be electrically connected an overcurrent-overvoltage alarm on the I/O of described central processing unit port, this overcurrent-overvoltage alarm is a buzzer in the present embodiment; After exceeding the set point of central processing unit when electric current, voltage, central processing unit can send an audio signal transmission to buzzer and produce alarm prompt.
According to the actual installation needs, described electric energy display unit can be established two circuit boards, current parameters collector, voltage parameter collector, zero crossing parameter acquisition device and central processing unit are installed on one of them circuit board, on another circuit board data display equipment is installed, two circuit boards are that double-deck stack is provided with.Design can be saved installing space like this, reduces the overall volume of wall socket.
Central processing unit model described in the present embodiment is PIC16F690, this processor includes functions such as multichannel A/D conversion and the interruption of multichannel level, programmable frequency divider, counter, timer, impulsive measurement, I/O output, be fit to very much do wall socket energy consumption processor, be provided with on this central processing unit that U-AD gathers port, I-AD gathers port, U-INT external interrupt port and I-INT external interrupt port, described signal amplifier is an operational amplifier.
The output U of voltage parameter collector is connected to the collection port U-AD of central processing unit, the output I of current parameters collector is connected to the collection port I-AD of central processing unit, the present embodiment data display equipment is LCD or light-emitting diode display, and this data display equipment can show the voltage after the central processing unit analysis, electric current, active power and reactive power.
Described voltage parameter collector and current parameters collector collect the magnitude of voltage and the current value of the socket described in the present embodiment respectively, the zero crossing circuit is gathered the shift time of voltage and current and it is input in real time and carries out computing in the central processing unit, calculate performance number, can show numerical value synchronously by data display equipment, at any time observe supply socket numerical value to reach, the purpose of monitoring electricity consumption situation.
Embodiment two
Referring to shown in Figure 3, present embodiment is improved on the basis of embodiment one, described voltage parameter collector can have various ways, voltage parameter collector described in the present embodiment comprises transformer, divider resistance and signal amplifier, on the output that the input R1 of described divider resistance and R2 are connected in parallel on described transformer, the dividing potential drop output of divider resistance R2 is electrically connected with the input of described signal amplifier, the output of described signal amplifier is gathered port with the U-AD of described central processing unit and is electrically connected, central processing unit becomes digital signal with the analog signal conversion of input, and the parameter of gathering is analyzed.The pressure-dividing output voltage of divider resistance R2 is less than 5 volts.
Embodiment three
Referring to shown in Figure 4, present embodiment is improved on the basis of embodiment one, described current parameters collector comprises current transformer and signal amplifier, the primary winding of described current transformer is connected between power input and the power output interface, the secondary coil of described current transformer is electrically connected with the input of described signal amplifier, the output of described signal amplifier is gathered port with the I-AD of described central processing unit and is electrically connected, central processing unit becomes digital signal with the analog signal conversion of input, and the parameter of gathering is analyzed.The secondary coil output voltage of described current transformer is less than 5 volts.
Embodiment four
Referring to shown in Figure 5, present embodiment is improved on the basis of embodiment one, described zero crossing parameter acquisition device 7 is made up of zero crossing voltage acquisition device 8 and zero crossing current acquisition device 9, described zero crossing voltage acquisition device comprises transformer, divider resistance and signal amplifier, described divider resistance R7, the input of R8 is connected in parallel on the output of described transformer, the dividing potential drop output of divider resistance R8 is electrically connected with the input of described signal amplifier, the output of described signal amplifier is electrically connected with the U-INT external interrupt port of described central processing unit, described current parameters collector comprises current transformer and signal amplifier, the primary winding of described current transformer is connected between power input and the power output interface, the secondary coil of described current transformer is electrically connected with the input of described signal amplifier, and the output of described signal amplifier is electrically connected with the I-INT external interrupt port of described central processing unit.Central processing unit is analyzed according to voltage square wave and electric current square wave that signal amplifier transmits, and the time of read-out voltage and current zero-crossing point; At this moment, the difference of twice of central processing unit comparison calculates the skew of voltage, electric current and by data display equipment active power and reactive power is shown.
The utility model adopts zero crossing parameter acquisition Design of device, can make data display equipment show the active power and the reactive power of load, helps user's choose reasonable power consumption equipment, improves the electric energy service efficiency.
Embodiment five
Referring to shown in Figure 6, present embodiment is improved on the basis of embodiment one, between described power input line and described power output interface, be electrically connected with the halfwave rectifier stabilized voltage power supply, this halfwave rectifier stabilized voltage power supply comprises transformer, diode and voltage stabilizing chip, the output of described transformer is electrically connected with the input of described diode, the output of described diode is electrically connected with described voltage stabilizing chip input, and described voltage stabilizing chip output is electrically connected with the electric energy display unit.Voltage stabilizing chip described in the present embodiment adopts the 5V voltage-stabiliser tube.
Claims (8)
1. wall socket, it is characterized in that: a Socket casing is arranged, power input line as power input is installed on described Socket casing, electric energy display screen and power supply output plughole, in the described power supply output plughole power output interface is housed, described power input line is electrically connected with described power output interface, the electric energy display unit is installed in described Socket casing, described electric energy display unit is connected between described power input line and the power output interface by electric wire, described electric energy display unit is provided with circuit board, the current parameters collector is installed on this circuit board, the voltage parameter collector, zero crossing parameter acquisition device, central processing unit and data display equipment, the input of described current parameters collector is connected between power input line and the power output interface, the input of described voltage parameter collector is connected in parallel on the power output interface, the output of described current parameters collector is electrically connected with the input port of central processing unit, the output of described voltage parameter collector is electrically connected with the input port of central processing unit, the input of described zero crossing parameter acquisition device is electrically connected with the output of current parameters collector and voltage parameter collector respectively, the output of described zero crossing parameter acquisition device is electrically connected with the input port of central processing unit, and the data output end of described central processing unit is electrically connected with described data display equipment.
2. wall socket according to claim 1, it is characterized in that: described zero crossing parameter acquisition device is made up of zero crossing voltage acquisition device and zero crossing current acquisition device, described zero crossing voltage acquisition device comprises transformer, divider resistance and signal amplifier, the input of described divider resistance is connected in parallel on the output of described transformer, described divider resistance output is electrically connected with the input of signal amplifier, and the output of described signal amplifier is electrically connected with the external interrupt port of described central processing unit; Described zero crossing current acquisition device comprises current transformer and signal amplifier, the input of the primary winding of described current transformer is connected between power input and the power output interface, the output of the secondary coil of described current transformer is electrically connected with the input of described signal amplifier, and the output of described signal amplifier is electrically connected with the external interrupt port of described central processing unit.
3. wall socket according to claim 1, it is characterized in that: described electric energy display unit is provided with two circuit boards, current parameters collector, voltage parameter collector, zero crossing parameter acquisition device and central processing unit are installed on one of them circuit board, on another circuit board data display equipment is installed, two circuit boards are that double-deck stack is provided with.
4. wall socket according to claim 1, it is characterized in that: described voltage parameter collector comprises transformer, divider resistance and signal amplifier, the input of described divider resistance is connected in parallel on the output of described transformer, the output of described divider resistance is electrically connected with the input of signal amplifier, and the output of described signal amplifier is electrically connected with the collection port of described central processing unit.
5. wall socket according to claim 1, it is characterized in that: described current parameters collector comprises current transformer and signal amplifier, the primary winding of described current transformer is connected between power input and the power output interface, the secondary coil of described current transformer is electrically connected with the input of described signal amplifier, and the output of described signal amplifier is electrically connected with the collection port of described central processing unit.
6. wall socket according to claim 1 is characterized in that: described central processing unit model is PIC16F690.
7. wall socket according to claim 1 is characterized in that: described data display equipment is one of them of LCD display or light-emitting diode display.
8. wall socket according to claim 1 is characterized in that: be electrically connected an overcurrent-overvoltage alarm on the input/output port of described central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201081477U CN201408885Y (en) | 2009-05-18 | 2009-05-18 | Wall socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201081477U CN201408885Y (en) | 2009-05-18 | 2009-05-18 | Wall socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201408885Y true CN201408885Y (en) | 2010-02-17 |
Family
ID=41679832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201081477U Expired - Fee Related CN201408885Y (en) | 2009-05-18 | 2009-05-18 | Wall socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201408885Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102508148A (en) * | 2011-11-04 | 2012-06-20 | 深圳市领步科技有限公司 | Power detection device supporting hotplug, current input module and realizing method |
-
2009
- 2009-05-18 CN CN2009201081477U patent/CN201408885Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102508148A (en) * | 2011-11-04 | 2012-06-20 | 深圳市领步科技有限公司 | Power detection device supporting hotplug, current input module and realizing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHAOQING GOLDEN PALM INDUSTRIAL CO., LTD. Free format text: FORMER OWNER: SHEN ZHONGZE Effective date: 20101227 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20101227 Address after: 526040, building 13-15, building E, Tianning Plaza, No. four, 13 Road, Guangdong, Zhaoqing Patentee after: Golden Palm Industry Co., Ltd. Address before: 526040, building 13-15, building E, Tianning Plaza, No. four, 13 Road, Guangdong, Zhaoqing Patentee before: Shen Zhongze |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100217 Termination date: 20140518 |