CN205178188U - Safety socket - Google Patents
Safety socket Download PDFInfo
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- CN205178188U CN205178188U CN201521040263.1U CN201521040263U CN205178188U CN 205178188 U CN205178188 U CN 205178188U CN 201521040263 U CN201521040263 U CN 201521040263U CN 205178188 U CN205178188 U CN 205178188U
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Abstract
The utility model discloses a safety socket, including the casing, lay the electronic circuit board in the casing and lay USB interface, power indicator and the liquid crystal touch screen on the casing, integrated on the electronic circuit board have microcontroller and a power module, microcontroller's input termination has temperature detection module to flow a detection module with pressing, microcontroller's output termination has relay protection module and thermal module, power module presses stream detection module to include current transformer, voltage transformer and electric current signal conditioning circuit including the commercial power, reduction voltage circuit, rectifier circuit and the level shifting circuit that connect gradually to and analog switch circuit and AD converter, the relay protection module includes delay circuit and relay, and thermal module includes direct current motor module and fan. The utility model relates to a circuit is simple, and reasonable in design uses portably, avoids electrical apparatus standby power consumption, increases the security and the convenience of the row's of inserting use, and the practicality is strong, convenient to popularize and use.
Description
Technical field
The utility model belongs to safety socket technical field, is specifically related to a kind of safety patch board.
Background technology
At present, along with growth in the living standard, the use of household electrical appliance also gets more and more, and insert row also becomes requisite device in life.Insert row is also socket, wiring board or power board etc., and be exactly the socket of movement, its technical term is power supply changeover device.Insert row is the female joint having jack or pothole, is used for allowing bar-shaped or that copper coin shape is outstanding attaching plug insert, with by electric power through plug conductive to household electrical appliance.If improper use can cause physical electrical shock fire protection and electrical fire accident, bring heavy losses.Current insert row also has some shortcomings: first, due to the intermediate connector that insert row is connection household electrical appliance and power supply, the household electrical appliance such as refrigerator, air-conditioning and washing machine, be only press X button on household electrical appliance can not powered-down completely, household electrical appliance are all in standby state, and not only power consumption also affects the useful life of household electrical appliance itself, and increasing along with household electrical appliance, the energy of standby consumption increases rapidly, causes the serious waste of electric energy.Certainly, in the process that insert row uses, if the electric current in insert row is excessive or voltage is excessive, conventional insert row does not have protective device, can not cut off insert row in time, and this just easily causes security incident.Secondly, along with the development of science and technology, the electronic product utilizing USB interface to charge gets more and more, such as mobile phone, panel computer, portable power source, MP5 and digital camera etc., and existing insert row must coordinate just can complete charging with charging changeover plug, bring inconvenience to user.In addition, insert row is as main appliances power source conversion equipment, and heat abstractor is not generally installed in existing insert row inside, is easy to use overheated afterwards for a long time and break down or be burned, thus there is potential safety hazard, decrease the useful life of insert row simultaneously.Finally, there is Intelligent socket in the market, comprise timer insert row and remote control insert row etc., timer insert row has timing function, although can work in the specific time period by control apparatus, certain program decreases the energy waste of free time, if do not fixed the service time of electrical equipment, needs reset, and use inconvenience; Although remote control insert row can far distance controlled in addition, it needs to be equipped with special remote controller, and cost is higher, can not meet popular demand.Therefore, nowadays lack that a kind of structure is simple, cost is low, reasonable in design, easy-operating safety patch board, avoid electric appliance standby to consume energy, increase fail safe and convenience that insert row uses.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of safety patch board is provided, the utility model design circuit is simple, reasonable in design, easy to use, avoid electric appliance standby to consume energy, increase fail safe and the convenience of insert row use, practical, be convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of safety patch board, it is characterized in that: the USB interface, power supply indicator and the liquid crystal touch screen that comprise housing, be laid in the electronic circuit board in described housing and lay on the housing, described electronic circuit board is integrated with microcontroller and power module, the input of described microcontroller is connected to temperature detecting module and the baric flow detection module for detecting baric flow data on insert row transmission line, and the output of described microcontroller is connected to relay protection module and radiating module, described power module comprises the civil power connected successively, reduction voltage circuit, rectification circuit and level shifting circuit, described baric flow detection module comprises the current transformer for gathering current signal on insert row transmission line, for the voltage transformer that gathers voltage signal on insert row transmission line and the current signal conditioning circuit connected with described current transformer output, and the analog switching circuit all to connect with described current transformer output and voltage transformer output, the output of described analog switching circuit is connected to the A/D converter connected with microcontroller input, the output of described current signal conditioning circuit and the output of level shifting circuit all connect with the input of microcontroller, the relay that described relay protection module comprises delay circuit and connects with described delay circuit output, the fan that described radiating module comprises direct current machine module and connects with described direct current machine module output, the input of described delay circuit, the input of direct current machine module and the input of power supply indicator all connect with the output of microcontroller, described liquid crystal touch screen connects with microcontroller, the input of described USB interface connects with the output of described level shifting circuit.
Above-mentioned a kind of safety patch board, is characterized in that: described current transformer comprises sensors A CS712ELC-20A.
Above-mentioned a kind of safety patch board, it is characterized in that: described current signal conditioning circuit comprises chip LM358, the inverting input of described chip LM358 connects with the signal output part of sensors A CS712ELC-20A through resistance R17, the in-phase input end of chip LM358 divides two-way, resistance R18 of leading up to connects with 5V power output end, separately leads up to resistance R19 ground connection; The output of chip LM358 divides two-way, and a road connects with the inverting input of chip LM358 through resistance R22, and another road connects with microcontroller through resistance R20.
Above-mentioned a kind of safety patch board, is characterized in that: described voltage transformer comprises transducer ZMPT101B.
Above-mentioned a kind of safety patch board, it is characterized in that: described A/D converter comprises chip PCF8591,1st pin of described chip PCF8591 connects with the signal output part of analog switching circuit, and the 9th pin of described chip PCF8591, the 10th pin and the 15th pin all connect with microcontroller.
Above-mentioned a kind of safety patch board, is characterized in that: described reduction voltage circuit comprises transformer T1, and one end of primary coil of described transformer T1 connects with one end of civil power, and the other end of the primary coil of transformer T1 connects with the other end of civil power;
Described rectification circuit comprises rectifier bridge D1, and two ac input ends of described rectifier bridge D1 connect with the two ends of the secondary coil of transformer T1 respectively;
Described level shifting circuit comprises chip LM7805, the Vin pin of described chip LM7805 connects with the positive direct-current output of rectifier bridge D1, tie point between the Vin pin of chip LM7805 and the positive direct-current output of rectifier bridge D1 is 12V DC power supply terminal, the GND pin of chip LM7805 and the equal ground connection of negative DC output end of rectifier bridge D1, the Vout pin of chip LM7805 is 5V power output end.
Above-mentioned a kind of safety patch board, is characterized in that: described delay circuit comprises chip NE555, and the 2nd pin of described chip NE555 divides two-way, and resistance R2 of leading up to connects with 5V power output end, and electric capacity C2 of separately leading up to connects with microcontroller; 5th pin of described chip NE555 is connected with 5V power output end by electric capacity C14,6th pin of described chip NE555 and the link of the 7th pin divide three tunnels, resistance R4 of leading up to connects with 5V power output end, another road connects with a stiff end of swept resistance R5, and the 3rd tunnel is by electric capacity C3 ground connection; The link of another stiff end of described swept resistance R5 and the sliding end of swept resistance R5 connects with 5V power output end, and the 3rd pin of described chip NE555 divides two-way, leads up to electric capacity C4 ground connection, and another road connects with the negative electrode of rectifier diode D1; The plus earth of described rectifier diode D1;
Described relay comprises relay K 1, and one end of the coil of described relay K 1 connects with the negative electrode of rectifier diode D1, and the other end of the coil of described relay K 1 connects with the anode of rectifier diode D1, and the normally opened contact of described relay K 1 is unsettled.
Above-mentioned a kind of safety patch board, is characterized in that: described temperature detecting module comprises transducer PT100.
Above-mentioned a kind of safety patch board, is characterized in that: described microcontroller comprises MSP430 single-chip microcomputer or ARM microcontroller.
The utility model compared with prior art has the following advantages:
1, the utility model is by arranging baric flow detection module, detects and the current signal gathered on insert row transmission line and voltage signal in real time, plays the effect of overcurrent and overvoltage protection.
2, by arranging relay protection module, can cut off civil power and powering for being plugged on electric equipment on insert row, protective device equipment power supply safety, avoids household electrical appliance to be in standby state on the other hand on the one hand, reduces energy consumption.
3, the utility model is by arranging level shifting circuit and USB interface, can be the electronic equipment charging of USB interface, does not need to be equipped with charging changeover plug, convenient and swift.
4, the utility model is by set temperature detection module, detects the temperature in insert row housing in real time, and is reduced the temperature of insert row enclosure interior by radiating module, avoids that insert row temperature is too high to be burned.
In sum, the utility model design circuit is simple, reasonable in design, easy to use, avoids electric appliance standby to consume energy, and increases fail safe and the convenience of insert row use, practical, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Fig. 2 is the circuit theory diagrams of the utility model current signal conditioning circuit.
Fig. 3 is the circuit theory diagrams of the utility model A/D converter.
Fig. 4 is the circuit connecting relation schematic diagram of the utility model reduction voltage circuit, rectification circuit and level shifting circuit.
Fig. 5 is the circuit connecting relation schematic diagram of the utility model delay circuit and relay.
Description of reference numerals:
1-microcontroller; 2-current signal conditioning circuit; 3-current transformer;
4-A/D converter; 5-analog switching circuit; 6-voltage transformer;
7-temperature detecting module; 8-1-civil power; 8-2-reduction voltage circuit;
8-3-rectification circuit; 8-4-level shifting circuit; 9-USB interface;
10-1-delay circuit; 10-2-relay; 11-power supply indicator;
12-1-direct current machine module; 12-2-fan; 13-liquid crystal touch screen.
Embodiment
As shown in Figure 1, USB interface 9, power supply indicator 11 and liquid crystal touch screen 13 that the utility model comprises housing, is laid in the electronic circuit board in described housing and lays on the housing, described electronic circuit board is integrated with microcontroller 1 and power module, the input of described microcontroller 1 is connected to temperature detecting module 7 and the baric flow detection module for detecting baric flow data on insert row transmission line, and the output of described microcontroller 1 is connected to relay protection module and radiating module; described power module comprises the civil power 8-1 connected successively, reduction voltage circuit 8-2, rectification circuit 8-3 and level shifting circuit 8-4, described baric flow detection module comprises the current transformer 3 for gathering current signal on insert row transmission line, for the voltage transformer 6 that gathers voltage signal on insert row transmission line and the current signal conditioning circuit 2 connected with described current transformer 3 output, and the analog switching circuit 5 all to connect with described current transformer 3 output and voltage transformer 6 output, the output of described analog switching circuit 5 is connected to the A/D converter 4 connected with microcontroller 1 input, the output of described current signal conditioning circuit 2 and the output of level shifting circuit 8-4 all connect with the input of microcontroller 1, the relay 10-2 that described relay protection module comprises delay circuit 10-1 and connects with described delay circuit 10-1 output, the fan 12-2 that described radiating module comprises direct current machine module 12-1 and connects with described direct current machine module 12-1 output, the input of described delay circuit 10-1, the input of direct current machine module 12-1 and the input of power supply indicator 11 all connect with the output of microcontroller 1, described liquid crystal touch screen 13 connects with microcontroller 1, the input of described USB interface 9 connects with the output of described level shifting circuit 8-4.
In the present embodiment, described current transformer 3 comprises sensors A CS712ELC-20A.
As shown in Figure 2, in the present embodiment, described current signal conditioning circuit 2 comprises chip LM358, the inverting input of described chip LM358 connects with the signal output part of sensors A CS712ELC-20A through resistance R17, the in-phase input end of chip LM358 divides two-way, resistance R18 of leading up to connects with 5V power output end, separately leads up to resistance R19 ground connection; The output of chip LM358 divides two-way, and a road connects with the inverting input of chip LM358 through resistance R22, and another road connects with microcontroller 1 through resistance R20.
In the present embodiment, described voltage transformer 6 comprises transducer ZMPT101B.
As shown in Figure 3, in the present embodiment, described A/D converter 4 comprises chip PCF8591, and the 1st pin of described chip PCF8591 connects with the signal output part of analog switching circuit 5, and the 9th pin of described chip PCF8591, the 10th pin and the 15th pin all connect with microcontroller 1.
As shown in Figure 4, in the present embodiment, described reduction voltage circuit 8-2 comprises transformer T1, and one end of the primary coil of described transformer T1 connects with one end of civil power 8-1, and the other end of the primary coil of transformer T1 connects with the other end of civil power 8-1;
Described rectification circuit 8-3 comprises rectifier bridge D1, and two ac input ends of described rectifier bridge D1 connect with the two ends of the secondary coil of transformer T1 respectively;
Described level shifting circuit 8-4 comprises chip LM7805, the Vin pin of described chip LM7805 connects with the positive direct-current output of rectifier bridge D1, tie point between the Vin pin of chip LM7805 and the positive direct-current output of rectifier bridge D1 is 12V DC power supply terminal, the GND pin of chip LM7805 and the equal ground connection of negative DC output end of rectifier bridge D1, the Vout pin of chip LM7805 is 5V power output end.
As shown in Figure 5, in the present embodiment, described delay circuit 10-1 comprises chip NE555, and the 2nd pin of described chip NE555 divides two-way, and resistance R2 of leading up to connects with 5V power output end, and electric capacity C2 of separately leading up to connects with microcontroller 1; 5th pin of described chip NE555 is connected with 5V power output end by electric capacity C14,6th pin of described chip NE555 and the link of the 7th pin divide three tunnels, resistance R4 of leading up to connects with 5V power output end, another road connects with a stiff end of swept resistance R5, and the 3rd tunnel is by electric capacity C3 ground connection; The link of another stiff end of described swept resistance R5 and the sliding end of swept resistance R5 connects with 5V power output end, and the 3rd pin of described chip NE555 divides two-way, leads up to electric capacity C4 ground connection, and another road connects with the negative electrode of rectifier diode D1; The plus earth of described rectifier diode D1;
Described relay 10-2 comprises relay K 1, and one end of the coil of described relay K 1 connects with the negative electrode of rectifier diode D1, and the other end of the coil of described relay K 1 connects with the anode of rectifier diode D1, and the normally opened contact of described relay K 1 is unsettled.
In actual use procedure, it is on the insert row transmission line of powering that the common of described relay K 1 and normally-closed contact are serially connected in civil power 8-1.
In the present embodiment, described temperature detecting module 7 comprises transducer PT100.
In the present embodiment, described microcontroller 1 comprises MSP430 single-chip microcomputer or ARM microcontroller.
When the utility model uses, civil power 8-1 is converted to 12V alternating current through reduction voltage circuit 8-2,12V alternating current sends into level shifting circuit 8-4 through rectification circuit 8-3 again, 5V direct current is exported through level shifting circuit 8-4 process, 5V direct current is powered to microcontroller 1, it is bright that microcontroller 1 controls power supply indicator 11, and the output of level shifting circuit 8-4 can be the electronic equipment charging of USB interface by USB interface 9 simultaneously.Voltage threshold and temperature threshold is preset by liquid crystal touch screen 13, current transformer 3 detects the electric current on insert row transmission line in real time and the current signal collected is sent to analog switching circuit 5, voltage transformer 6 detects the voltage on insert row transmission line in real time and the voltage signal collected is sent to analog switching circuit 5, the current signal that analog switching circuit 5 pairs of current transformers 3 collect and the voltage signal that voltage transformer 6 collects carry out gating, and the current signal of gating or voltage signal are exported to A/D converter 4, A/D converter 4 receives current signal or the voltage signal of analog switching circuit 5 output, complete the conversion of analog signal to digital signal, and the digital current signal after conversion or digital voltage signal are sent to microcontroller 1, microcontroller 1 compares by the digital voltage signal received with the voltage threshold preset, when the digital voltage signal that microcontroller 1 receives is greater than the voltage threshold preset, microcontroller 1 is worked by delay circuit 10-1 control relay 10-2, the normally-closed contact of relay 10-2 disconnects, cut off the connection of insert row and civil power 8-1, power supply indicator 11 on insert row goes out, the current signal collected is sent into current signal conditioning circuit 2 by current transformer 3, when the current signal that current transformer 3 collects is larger, current signal conditioning circuit 2 output low level, microcontroller 1 is worked by delay circuit 10-1 control relay 10-2, the normally-closed contact of relay 10-2 disconnects, cut off the connection of insert row and civil power 8-1, the power supply indicator 11 on insert row goes out, when the digital current signal that microcontroller 1 does not receive, microcontroller 1 is worked by delay circuit 10-1 control relay 10-2, and the normally-closed contact of relay 10-2 disconnects, and cut off the connection of insert row and civil power 8-1, the power supply indicator 11 on insert row goes out, temperature detecting module 7 detects the temperature of insert row enclosure interior in real time and the temperature data collected is sent to microcontroller 1, microcontroller 1 compares the temperature data received and the temperature threshold preset, when the temperature data that microcontroller 1 receives is greater than temperature threshold, microcontroller 1 controls direct current machine module 12-1 and works, direct current machine module 12-1 drives fan 12-2 to rotate, and is the heat radiation of insert row enclosure interior, in addition, liquid crystal touch screen 13 pairs of digital current signal, digital voltage signal and humidity datas show in real time, conveniently check.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection range of technical solutions of the utility model.
Claims (9)
1. a safety patch board, it is characterized in that: the USB interface (9), power supply indicator (11) and the liquid crystal touch screen (13) that comprise housing, be laid in the electronic circuit board in described housing and lay on the housing, described electronic circuit board is integrated with microcontroller (1) and power module, the input of described microcontroller (1) is connected to temperature detecting module (7) and the baric flow detection module for detecting baric flow data on insert row transmission line, and the output of described microcontroller (1) is connected to relay protection module and radiating module; described power module comprises the civil power (8-1) connected successively, reduction voltage circuit (8-2), rectification circuit (8-3) and level shifting circuit (8-4), described baric flow detection module comprises the current transformer (3) for gathering current signal on insert row transmission line, for the voltage transformer (6) that gathers voltage signal on insert row transmission line and the current signal conditioning circuit (2) connected with described current transformer (3) output, and the analog switching circuit (5) all to connect with described current transformer (3) output and voltage transformer (6) output, the output of described analog switching circuit (5) is connected to the A/D converter (4) connected with microcontroller (1) input, the output of described current signal conditioning circuit (2) and the output of level shifting circuit (8-4) all connect with the input of microcontroller (1), the relay (10-2) that described relay protection module comprises delay circuit (10-1) and connects with described delay circuit (10-1) output, the fan (12-2) that described radiating module comprises direct current machine module (12-1) and connects with described direct current machine module (12-1) output, the input of described delay circuit (10-1), the input of direct current machine module (12-1) and the input of power supply indicator (11) all connect with the output of microcontroller (1), described liquid crystal touch screen (13) connects with microcontroller (1), the input of described USB interface (9) connects with the output of described level shifting circuit (8-4).
2. according to a kind of safety patch board according to claim 1, it is characterized in that: described current transformer (3) comprises sensors A CS712ELC-20A.
3. according to a kind of safety patch board according to claim 2, it is characterized in that: described current signal conditioning circuit (2) comprises chip LM358, the inverting input of described chip LM358 connects with the signal output part of sensors A CS712ELC-20A through resistance R17, the in-phase input end of chip LM358 divides two-way, resistance R18 of leading up to connects with 5V power output end, separately leads up to resistance R19 ground connection; The output of chip LM358 divides two-way, and a road connects with the inverting input of chip LM358 through resistance R22, and another road connects with microcontroller (1) through resistance R20.
4. according to a kind of safety patch board according to claim 1, it is characterized in that: described voltage transformer (6) comprises transducer ZMPT101B.
5. according to a kind of safety patch board according to claim 1, it is characterized in that: described A/D converter (4) comprises chip PCF8591,1st pin of described chip PCF8591 connects with the signal output part of analog switching circuit (5), and the 9th pin of described chip PCF8591, the 10th pin and the 15th pin all connect with microcontroller (1).
6. according to a kind of safety patch board according to claim 1, it is characterized in that: described reduction voltage circuit (8-2) comprises transformer T1, one end of the primary coil of described transformer T1 connects with one end of civil power (8-1), and the other end of the primary coil of transformer T1 connects with the other end of civil power (8-1);
Described rectification circuit (8-3) comprises rectifier bridge D1, and two ac input ends of described rectifier bridge D1 connect with the two ends of the secondary coil of transformer T1 respectively;
Described level shifting circuit (8-4) comprises chip LM7805, the Vin pin of described chip LM7805 connects with the positive direct-current output of rectifier bridge D1, tie point between the Vin pin of chip LM7805 and the positive direct-current output of rectifier bridge D1 is 12V DC power supply terminal, the GND pin of chip LM7805 and the equal ground connection of negative DC output end of rectifier bridge D1, the Vout pin of chip LM7805 is 5V power output end.
7. according to a kind of safety patch board according to claim 1, it is characterized in that: described delay circuit (10-1) comprises chip NE555,2nd pin of described chip NE555 divides two-way, resistance R2 of leading up to connects with 5V power output end, and electric capacity C2 of separately leading up to connects with microcontroller (1); 5th pin of described chip NE555 is connected with 5V power output end by electric capacity C14,6th pin of described chip NE555 and the link of the 7th pin divide three tunnels, resistance R4 of leading up to connects with 5V power output end, another road connects with a stiff end of swept resistance R5, and the 3rd tunnel is by electric capacity C3 ground connection; The link of another stiff end of described swept resistance R5 and the sliding end of swept resistance R5 connects with 5V power output end, and the 3rd pin of described chip NE555 divides two-way, leads up to electric capacity C4 ground connection, and another road connects with the negative electrode of rectifier diode D1; The plus earth of described rectifier diode D1;
Described relay (10-2) comprises relay K 1, one end of the coil of described relay K 1 connects with the negative electrode of rectifier diode D1, the other end of the coil of described relay K 1 connects with the anode of rectifier diode D1, and the normally opened contact of described relay K 1 is unsettled.
8. according to a kind of safety patch board according to claim 1, it is characterized in that: described temperature detecting module (7) comprises transducer PT100.
9. according to a kind of safety patch board according to claim 1, it is characterized in that: described microcontroller (1) comprises MSP430 single-chip microcomputer or ARM microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521040263.1U CN205178188U (en) | 2015-12-12 | 2015-12-12 | Safety socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521040263.1U CN205178188U (en) | 2015-12-12 | 2015-12-12 | Safety socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205178188U true CN205178188U (en) | 2016-04-20 |
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ID=55742126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521040263.1U Expired - Fee Related CN205178188U (en) | 2015-12-12 | 2015-12-12 | Safety socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205178188U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106209065A (en) * | 2016-07-28 | 2016-12-07 | 重庆宇通系统软件有限公司 | The signal isolator of weak current duty |
| CN107516799A (en) * | 2017-09-26 | 2017-12-26 | 中国地质大学（武汉） | A kind of smart jack with monitoring temperature |
| CN107933952A (en) * | 2017-11-08 | 2018-04-20 | 武汉航空仪表有限责任公司 | A kind of anti-deicing system heating component experiment simulator of aircraft wing and analogy method |
| CN108400499A (en) * | 2018-01-03 | 2018-08-14 | 桂林肯维霓电器有限公司 | Intelligent socket with defencive function |
| CN116131036A (en) * | 2023-03-01 | 2023-05-16 | 广州慧云网络科技有限公司 | PDU smart jack and PDU smart jack system |
-
2015
- 2015-12-12 CN CN201521040263.1U patent/CN205178188U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106209065A (en) * | 2016-07-28 | 2016-12-07 | 重庆宇通系统软件有限公司 | The signal isolator of weak current duty |
| CN106209065B (en) * | 2016-07-28 | 2019-04-02 | 重庆宇通系统软件有限公司 | The signal isolator of weak current working condition |
| CN107516799A (en) * | 2017-09-26 | 2017-12-26 | 中国地质大学（武汉） | A kind of smart jack with monitoring temperature |
| CN107933952A (en) * | 2017-11-08 | 2018-04-20 | 武汉航空仪表有限责任公司 | A kind of anti-deicing system heating component experiment simulator of aircraft wing and analogy method |
| CN108400499A (en) * | 2018-01-03 | 2018-08-14 | 桂林肯维霓电器有限公司 | Intelligent socket with defencive function |
| CN108400499B (en) * | 2018-01-03 | 2023-07-04 | 桂林肯维霓电器有限公司 | Intelligent socket with protection function |
| CN116131036A (en) * | 2023-03-01 | 2023-05-16 | 广州慧云网络科技有限公司 | PDU smart jack and PDU smart jack system |
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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: 20160420 Termination date: 20161212 |
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| CF01 | Termination of patent right due to non-payment of annual fee |