CN205385168U - Prevent too big wifi smart jack that burns out of voltage - Google Patents
Prevent too big wifi smart jack that burns out of voltage Download PDFInfo
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- CN205385168U CN205385168U CN201620196387.7U CN201620196387U CN205385168U CN 205385168 U CN205385168 U CN 205385168U CN 201620196387 U CN201620196387 U CN 201620196387U CN 205385168 U CN205385168 U CN 205385168U
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Abstract
The utility model discloses a prevent the too big WIFI smart jack that burns out of voltage, output contact including serial ports WIFI module, relay control circuit, switching power supply module and relay, serial ports WIFI module includes CC3000MOD module and MCU MSP430F5309 module, and CC3000MOD module and MCU MSP430F5309 module are passed through SPI communication protocol and has been constituted a wireless network connection, and serial ports wiFi module is according to the break -make of received control command control relay. Has following advantage: be equipped with the voltage protection unit among the power module, when preventing that voltage is too big, consequently components and parts generate heat, puncture and burn out or even be on fire in the serial ports WIFI module, have protected the power in the system for the smart jack can normally be worked.
Description
Technical field
This utility model relates to a kind of preventing the excessive WIFI smart jack burnt out of voltage, belongs to electronic technology field.
Background technology
WIFI smart jack make use of the WIFI network in existing family, allows smart mobile phone or panel computer etc. when networking, can pass through App operation and open or close the electrical equipment specified.And owing to smart jack can be accomplished to make electrical equipment fully powered-off, for the electrical equipment that the standby power such as television set, electric heater is bigger, with just accomplishing after smart jack control that every month also can save the considerable electricity charge with opening.
Overvoltage protection refers to when protected circuit voltage exceedes predetermined maximum, makes a kind of protected mode that power supply disconnects or makes controlled device voltage reduce.When power output end in smart jack exceedes rated voltage, if voltage is too high suddenly, just beyond the dielectric strength of electrical equipment and pressure voltage, therefore electrical equipment can generate heat, puncture and burn out even on fire.
Summary of the invention
The technical problems to be solved in the utility model is for above deficiency; there is provided a kind of and prevent the excessive WIFI smart jack burnt out of voltage; have in power module and be provided with voltage protection unit; when preventing voltage excessive; in serial ports WIFI module, therefore components and parts generate heat, puncture and burn out even on fire; protect the power supply in system so that smart jack can the advantage of normal operation.
For solving above technical problem, this utility model by the following technical solutions:
A kind of prevent the excessive WIFI smart jack burnt out of voltage, output contact including serial ports WIFI module, control relay circuit, switch power module and relay, described serial ports WIFI module includes CC3000MOD module and MCUMSP430F5309 module, CC3000MOD module and MCUMSP430F5309 module constitute a wireless network by SPI communication agreement and connect, and serial ports WiFi module controls the break-make of relay according to the control instruction received；
Described switch power module is divided into two-way, and a road converts 5V to for control relay circuit electricity consumption 220V alternating current, and another road continues 220V alternating current to convert 3.3V to for serial ports WIFI module electricity consumption.
Further, described switch power module includes 220V alternating current power supply, the positive and negative polarities of 220V alternating current power supply are connected to 1 foot and 2 feet of transformator T, 3 feet of transformator T are connected to 2 feet of rectifier bridge D1,4 feet of transformator T connect 4 feet of rectifier bridge D1, the 1 foot ground connection of rectifier bridge D1, and 3 feet of rectifier bridge D1 are connected to 1 foot of electric capacity C1 one end, electric capacity C2 one end and three-terminal voltage-stabilizing integrated chip LM7805, electric capacity C1 other end ground connection, electric capacity C2 other end ground connection.
Further, the 2 foot ground connection of described three-terminal voltage-stabilizing integrated chip LM7805,3 feet of three-terminal voltage-stabilizing integrated chip LM7805 are connected to the positive pole of diode D3, and the negative pole of diode D3 connects 1 foot of three-terminal voltage-stabilizing integrated chip LM7805；3 feet of described three-terminal voltage-stabilizing integrated chip LM7805 are also associated with electric capacity C5 one end and electric capacity C6 one end, the electric capacity C5 other end and electric capacity C6 other end ground connection.
Further, described switch power module also includes voltage protection unit, voltage protection unit includes resistance R7, resistance R7 one end connects 3 feet of three-terminal voltage-stabilizing integrated chip LM7805, the resistance R7 other end is connected to Zener diode D5 negative pole and resistance R8 one end, Zener diode D5 plus earth, the resistance R8 other end is connected to the base stage of Zener diode D4 positive pole and audion Q1, the emitter stage of Zener diode D4 negative pole connection resistance R7 and audion Q1 is connected to the grid of resistance R9 one end and field effect transistor Q2, the colelctor electrode of resistance R9 other end connecting triode Q1 and the source electrode of field effect transistor Q2；
The source electrode of described field effect transistor Q2 is connected to resistance R10 one end, resistance R10 other end ground connection, and the drain electrode of field effect transistor Q2 connects serial ports WIFI module.
Further, described switch power module also includes SY50103B chip, SY50103B chip includes 1-8 pin, SY50103B chip 1 foot ground connection, SY50103B chip 2 foot is connected to resistance R5 one end, resistance R5 other end ground connection, and SY50103B chip 7 foot is connected to resistance R6 one end, the resistance R6 other end is connected to electric capacity C4 one end, electric capacity C4 other end ground connection.
Further, described SY50103B chip 6 foot is connected to resistance R1 one end, electric capacity C3 one end and resistance R2 one end, the resistance R1 other end connects 3 feet of rectifier bridge D1, electric capacity C3 other end ground connection, the resistance R2 other end is connected to diode D2 negative pole, and diode D2 positive pole is connected to relay coil K one end and resistance R3 one end, relay coil K other end ground connection, the resistance R3 other end is connected to resistance R4 one end and SY50103B chip 8 foot, resistance R4 other end ground connection.
This utility model is a kind of prevents the excessive WIFI smart jack burnt out of voltage; it has the advantage that in power module to be provided with voltage protection unit; when preventing voltage excessive; in serial ports WIFI module, therefore components and parts generate heat, puncture and burn out even on fire; voltage protection unit output over-voltage protection signal; serial ports WIFI module controls the power supply supply between deenergization module and load according to overvoltage protection signal; avoid the damage of load internal electronic element; protect the power supply in system so that smart jack can normal operation.
Below in conjunction with drawings and Examples, this utility model is described in detail.
Accompanying drawing explanation
Accompanying drawing 1 is the schematic diagram of wireless network intelligent socket in this utility model embodiment；
Accompanying drawing 2 is the circuit theory diagrams of this utility model embodiment breaker in middle power module.
Detailed description of the invention
Embodiment 1, as shown in Figure 1 and Figure 2, a kind of prevents the excessive WIFI smart jack burnt out of voltage, and described wireless network intelligent socket includes the output contact of serial ports WIFI module, control relay circuit, switch power module and relay.
Described serial ports WIFI module includes CC3000MOD module and MCUMSP430F5309 module, CC3000MOD module and MCUMSP430F5309 module constitute a wireless network by SPI communication agreement and connect, and serial ports WIFI module controls the break-make of relay according to the control instruction received.
Described switch power module is divided into two-way, and a road converts 5V to for control relay circuit electricity consumption 220V alternating current, and another road continues 220V alternating current to convert 3.3V to for serial ports WIFI module electricity consumption.
It is connected to current control system between described switch power module and serial ports WIFI module, is used for protecting serial ports WIFI module.
Described switch power module includes 220V alternating current power supply, the positive and negative polarities of 220V alternating current power supply are connected to 1 foot and 2 feet of transformator T, 3 feet of transformator T are connected to 2 feet of rectifier bridge D1, 4 feet of transformator T connect 4 feet of rectifier bridge D1, the 1 foot ground connection of rectifier bridge D1, 3 feet of rectifier bridge D1 are connected to electric capacity C1 one end, 1 foot of electric capacity C2 one end and three-terminal voltage-stabilizing integrated chip LM7805, electric capacity C1 other end ground connection, electric capacity C2 other end ground connection, the 2 foot ground connection of three-terminal voltage-stabilizing integrated chip LM7805, 3 feet of three-terminal voltage-stabilizing integrated chip LM7805 are connected to the positive pole of diode D3, the negative pole of diode D3 connects 1 foot of three-terminal voltage-stabilizing integrated chip LM7805.
3 feet of described three-terminal voltage-stabilizing integrated chip LM7805 are also associated with electric capacity C5 one end and electric capacity C6 one end, the electric capacity C5 other end and electric capacity C6 other end ground connection.
Described switch power module also includes voltage protection unit, voltage protection unit includes resistance R7, resistance R7 one end connects 3 feet of three-terminal voltage-stabilizing integrated chip LM7805, the resistance R7 other end is connected to Zener diode D5 negative pole and resistance R8 one end, Zener diode D5 plus earth, the resistance R8 other end is connected to the base stage of Zener diode D4 positive pole and audion Q1, the emitter stage of Zener diode D4 negative pole connection resistance R7 and audion Q1 is connected to the grid of resistance R9 one end and field effect transistor Q2, the colelctor electrode of resistance R9 other end connecting triode Q1 and the source electrode of field effect transistor Q2.
The source electrode of described field effect transistor Q2 is connected to resistance R10 one end, resistance R10 other end ground connection, and the drain electrode of field effect transistor Q2 connects serial ports WIFI module.
Described switch power module also includes SY50103B chip, SY50103B chip includes 1-8 pin, SY50103B chip 1 foot ground connection, SY50103B chip 2 foot is connected to resistance R5 one end, resistance R5 other end ground connection, SY50103B chip 7 foot is connected to resistance R6 one end, and the resistance R6 other end is connected to electric capacity C4 one end, electric capacity C4 other end ground connection.
Described SY50103B chip 6 foot is connected to resistance R1 one end, electric capacity C3 one end and resistance R2 one end, the resistance R1 other end connects 3 feet of rectifier bridge D1, electric capacity C3 other end ground connection, the resistance R2 other end is connected to diode D2 negative pole, diode D2 positive pole is connected to relay coil K one end and resistance R3 one end, relay coil K other end ground connection, the resistance R3 other end is connected to resistance R4 one end and SY50103B chip 8 foot, resistance R4 other end ground connection.
The above is the citing of this utility model preferred forms, and the part wherein do not addressed in detail is the known general knowledge of those of ordinary skill in the art.Protection domain of the present utility model is as the criterion with the content of claim, and any equivalent transformation carried out based on technology of the present utility model enlightenment, also within protection domain of the present utility model.
Claims (6)
1. one kind prevents the excessive WIFI smart jack burnt out of voltage, output contact including serial ports WIFI module, control relay circuit, switch power module and relay, it is characterized in that: described serial ports WIFI module includes CC3000MOD module and MCUMSP430F5309 module, CC3000MOD module and MCUMSP430F5309 module constitute a wireless network by SPI communication agreement and connect, and serial ports WiFi module controls the break-make of relay according to the control instruction received；
Described switch power module is divided into two-way, and a road converts 5V to for control relay circuit electricity consumption 220V alternating current, and another road continues 220V alternating current to convert 3.3V to for serial ports WIFI module electricity consumption.
2. a kind of as claimed in claim 1 prevent the excessive WIFI smart jack burnt out of voltage, it is characterized in that: described switch power module includes 220V alternating current power supply, the positive and negative polarities of 220V alternating current power supply are connected to 1 foot and 2 feet of transformator T, 3 feet of transformator T are connected to 2 feet of rectifier bridge D1,4 feet of transformator T connect 4 feet of rectifier bridge D1, the 1 foot ground connection of rectifier bridge D1,3 feet of rectifier bridge D1 are connected to 1 foot of electric capacity C1 one end, electric capacity C2 one end and three-terminal voltage-stabilizing integrated chip LM7805, electric capacity C1 other end ground connection, electric capacity C2 other end ground connection.
3. a kind of as claimed in claim 2 prevent the excessive WIFI smart jack burnt out of voltage, it is characterized in that: the 2 foot ground connection of described three-terminal voltage-stabilizing integrated chip LM7805,3 feet of three-terminal voltage-stabilizing integrated chip LM7805 are connected to the positive pole of diode D3, and the negative pole of diode D3 connects 1 foot of three-terminal voltage-stabilizing integrated chip LM7805；3 feet of described three-terminal voltage-stabilizing integrated chip LM7805 are also associated with electric capacity C5 one end and electric capacity C6 one end, the electric capacity C5 other end and electric capacity C6 other end ground connection.
4. a kind of as claimed in claim 1 prevent the excessive WIFI smart jack burnt out of voltage, it is characterized in that: described switch power module also includes voltage protection unit, voltage protection unit includes resistance R7, resistance R7 one end connects 3 feet of three-terminal voltage-stabilizing integrated chip LM7805, the resistance R7 other end is connected to Zener diode D5 negative pole and resistance R8 one end, Zener diode D5 plus earth, the resistance R8 other end is connected to the base stage of Zener diode D4 positive pole and audion Q1, the emitter stage of Zener diode D4 negative pole connection resistance R7 and audion Q1 is connected to the grid of resistance R9 one end and field effect transistor Q2, the colelctor electrode of resistance R9 other end connecting triode Q1 and the source electrode of field effect transistor Q2；
The source electrode of described field effect transistor Q2 is connected to resistance R10 one end, resistance R10 other end ground connection, and the drain electrode of field effect transistor Q2 connects serial ports WIFI module.
5. a kind of as claimed in claim 1 prevent the excessive WIFI smart jack burnt out of voltage, it is characterized in that: described switch power module also includes SY50103B chip, SY50103B chip includes 1-8 pin, SY50103B chip 1 foot ground connection, SY50103B chip 2 foot is connected to resistance R5 one end, resistance R5 other end ground connection, and SY50103B chip 7 foot is connected to resistance R6 one end, the resistance R6 other end is connected to electric capacity C4 one end, electric capacity C4 other end ground connection.
6. a kind of as claimed in claim 5 prevent the excessive WIFI smart jack burnt out of voltage, it is characterized in that: described SY50103B chip 6 foot is connected to resistance R1 one end, electric capacity C3 one end and resistance R2 one end, the resistance R1 other end connects 3 feet of rectifier bridge D1, electric capacity C3 other end ground connection, the resistance R2 other end is connected to diode D2 negative pole, diode D2 positive pole is connected to relay coil K one end and resistance R3 one end, relay coil K other end ground connection, the resistance R3 other end is connected to resistance R4 one end and SY50103B chip 8 foot, resistance R4 other end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620196387.7U CN205385168U (en) | 2016-03-15 | 2016-03-15 | Prevent too big wifi smart jack that burns out of voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620196387.7U CN205385168U (en) | 2016-03-15 | 2016-03-15 | Prevent too big wifi smart jack that burns out of voltage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205385168U true CN205385168U (en) | 2016-07-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620196387.7U Expired - Fee Related CN205385168U (en) | 2016-03-15 | 2016-03-15 | Prevent too big wifi smart jack that burns out of voltage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205385168U (en) |
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2016
- 2016-03-15 CN CN201620196387.7U patent/CN205385168U/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: 20160713 Termination date: 20170315 |
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| CF01 | Termination of patent right due to non-payment of annual fee |