CN204794012U - Have a power failure and open circuit, send a telegram here and have a power failure warning switch - Google Patents
Have a power failure and open circuit, send a telegram here and have a power failure warning switch Download PDFInfo
- Publication number
- CN204794012U CN204794012U CN201520423258.2U CN201520423258U CN204794012U CN 204794012 U CN204794012 U CN 204794012U CN 201520423258 U CN201520423258 U CN 201520423258U CN 204794012 U CN204794012 U CN 204794012U
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- China
- Prior art keywords
- power failure
- relay
- chip microcomputer
- power supply
- lithium battery
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Abstract
The utility model provides a have a power failure and open circuit, send a telegram here and have a power failure warning switch, its structure includes power adapter, lithium cell, relay A, relay B, singlechip, GSM SMS warning module, red indicator light, green indicator light, reset switch intermediate level circuit board, bottom circuit board and plastic casing, adopt dual power supply, VCC is provided by power adapter when the electricity, and the pilot lamp green light is bright, when having a power failure, VCC is provided by the lithium cell, with the electrical apparatus outage, sends power failure information, and red indicator light lights, when sending a telegram here once more, green indicator light lights, sends telecommunications breath, through reset switch electrical works for the retrieval. The utility model discloses simple structure is to playing the guard action with electrical apparatus to realize the energy conservation, accorded with the existing market demand.
Description
Technical field
The utility model relates to a kind of cut-offing protecting switch, especially a kind of switch relating to power failure open circuit, incoming call and power failure and remind.
Background technology
At present, the break protective switch used in people's daily life, can only play certain leakage protection.In daily life, electricity consumption has become a requisite part in people's life, and power failure can bring very large inconvenience to the daily life of people, and sometimes also can cause certain potential safety hazard.In the middle of electrical appliance normally works, as there is power failure phenomenon, people can ignore thus forget powered-down switch; When sending a telegram here next time, certain wasting of resources can be caused, sometimes even can have influence on the real life of people.
Utility model content
Technical problem to be solved in the utility model is: the switch used in life at present, performance is single, and after running into power failure phenomenon, incoming call can bring some inconvenience to the life of people again, also can cause energy waste.
For solving above technical problem, the technical scheme that the utility model adopts is: provide a kind of power failure open circuit, incoming call and power failure alarm switch, its structure comprises: power supply adaptor, lithium battery, relay A, relay B, single-chip microcomputer, GSM message prompting module, red led, green indicating lamp, reset switch intermediate layer circuit board, bottom circuit board and plastic casing; Wherein power supply adaptor and lithium battery are all connected with relay A, and relay A is connected with single-chip microcomputer, for single-chip microcomputer provides power supply simultaneously; Single-chip microcomputer is connected with red led, green indicating lamp, monolithic processor resetting switch 7 and GSM message prompting module, relay B is connected with interior circuit; Wherein red led, green indicating lamp and monolithic processor resetting switch are placed on plastic casing; Relay A, relay B, GSM message prompting module, single-chip microcomputer and fuse are positioned at intermediate layer circuit board; Power supply adaptor and lithium battery are placed on bottom circuit board.
Power failure open circuit provided by the utility model, incoming call and power failure alarm switch, adopt dual power supply, when there being electricity, VCC is provided by power supply adaptor, indicator light green light; When having a power failure, VCC is provided by lithium battery; The interchange of 220V is converted into the direct current of 5V, 1A by described power supply adaptor; Described lithium battery is the lithium battery of 3.8V; Described single-chip microcomputer is single-chip microcomputer STC15F201S.
During electricity consumption, electrical work, relay A and relay B is still in the state before electricity consumption, and electrical appliance normally works.After power failure, electrical appliance quits work, and owing to not having electric current by relay A, single-chip microcomputer becomes high level from low level, has electric current to flow through in the coil of relay B, and loop, electrical equipment place is disconnected.Red led bright (green indicating lamp goes out), GSM message prompting module receives single-chip microcomputer signal, sends short messages " the power supply failed " to owner.
Next time after incoming call, because electrical appliance place circuit is open circuit, electrical appliance can not work.Owing to now having electric current by relay A, single-chip microcomputer becomes low level from high level, green indicating lamp bright (red led goes out), GSM message prompting module receives single-chip microcomputer signal, sends short messages " incoming call " to owner, open electrical equipment, only need press the reset switch of single-chip microcomputer, initial condition got back to by single-chip microcomputer, common port and normal-closed end conducting in relay B, loop conducting, electrical equipment normally works.
When not having change in electric in circuit, single-chip microcomputer enters power-down state, and this device can be closed automatically; When there being change in electric in circuit, namely single-chip microcomputer external interrupt is triggered, and single-chip microcomputer is waken up, and this device can be opened automatically.
The beneficial effects of the utility model are: adopt dual power supply, examinations circuit conditions, after power failure, by electrical appliance power-off, again after incoming call, by reset switch, electrical appliance is resumed work, avoid infringement electrical appliance caused by connection-power-off repeatedly, it also avoid simultaneously and guard due to unmanned the wasting of resources brought; It also avoid power recovery under uncertain condition to live the inconvenience brought to people.
Accompanying drawing explanation
Fig. 1 the utility model shell mechanism schematic diagram;
Fig. 2 the utility model internal structure schematic diagram;
Fig. 3 the utility model bottom board structure of circuit schematic diagram;
Fig. 4 circuit theory diagrams of the present utility model;
The sequential chart of Fig. 5 single-chip microcomputer of the present utility model;
The software flow pattern that Fig. 6 the utility model single-chip microcomputer performs;
In figure: 1, power supply adaptor; 2, lithium battery; 3, relay A; 4, red led; 5, single-chip microcomputer; 6, green indicating lamp; 7, monolithic processor resetting switch; 8, GSM message prompting module; 9, relay B; 10, electrical appliance; 11, live wire access port; 12, zero line access port; 13, fuse; 14, intermediate layer circuit board; 15, bottom circuit board; 16, electrical appliance fire-wire interfaces; 17, electrical appliance zero line interface; 18, li battery shell; 19, plastic casing.
Embodiment
Needed for practical application, the utility model provided a kind of power failure, incoming call and power failure alarm switch, as shown in Fig. 1 ~ 3, its structure comprises: power supply adaptor 1, lithium battery 2, relay A3, red led 4, single-chip microcomputer 5, green indicating lamp 6, monolithic processor resetting switch 7, GSM message prompting module 8, relay B9, intermediate layer circuit board 14, bound copy of a document kept on file circuit board 15 and plastic casing 19; Wherein power supply adaptor 1 is all connected with relay A3 with lithium battery 2, and relay A3 is connected with single-chip microcomputer 5, for single-chip microcomputer 5 provides power supply simultaneously; Single-chip microcomputer 5 is connected with red led 4, green indicating lamp 6, monolithic processor resetting switch 7 and GSM message prompting module 8, wherein red led 4, green indicating lamp 6 and monolithic processor resetting switch 7 are placed in switch is on shell; Relay B9 is connected with interior circuit.
Switch adopts dual power supply, and when there being electricity, VCC is provided by power supply adaptor 1, indicator light green light; When having a power failure, VCC is provided by lithium battery; The interchange of 220V is converted into the direct current of 5V, 1A by described power supply adaptor 1; Described lithium battery 2 is the lithium battery of 3.8V; Described single-chip microcomputer is single-chip microcomputer STC15F201S.
As shown in Figure 2, relay A3, GSM message prompting module 8, relay B9, single-chip microcomputer 5, fuse 13 are arranged in intermediate layer circuit board 14, and their circuit connecting relation as shown in Figure 4; Black lines is be connected wire between intermediate layer circuit board 14 with bottom circuit board 15, and the indicator light that same plastic casing 19 is arranged also is connected with its corresponding tie point on intermediate layer circuit board 14 by wire with reset switch.
As shown in Figure 2 and Figure 3, bottom circuit board 15 arranges power supply adaptor 1 and lithium battery 2; The 220V interface of power supply adaptor 1 is connected with zero line access port 12 with live wire access port 11; Power supply adaptor 1 is connected with intermediate layer circuit board 14 with other interfaces of lithium battery 2, and electrical appliance fire-wire interfaces 16 is also connected with intermediate circuit plate with electrical appliance zero line interface 17.
As shown in Figure 4, adopt dual power supply, when there being electricity, VCC is provided by power supply adaptor 1, and during power failure, VCC is provided by 3.8v lithium battery 2.The P3^3 mouth of single-chip microcomputer 5 is connected with the common port of relay A3.The interlock circuit of the P3^2 mouth contact relay B9 of single-chip microcomputer 5.The normally closed termination fuse 13 of relay B9 and common port circuit closer 10.
If Fig. 5 is the sequential chart of P3^3.In figure 0 and 1 represents low level and high level respectively.
Be illustrated in figure 6 the software flow pattern that single-chip microcomputer performs.
Before electricity consumption, the normal-closed end conducting of the common port of relay B9; Now have electricity, have electric current to flow through relay A3, because the normal-closed end of relay A3 and normal beginning connect high level and low level respectively, P3^3 mouth is connected with common port, and the P3^3 mouth therefore now connecing single-chip microcomputer is low level.
During electricity consumption, electrical work, relay A3 and relay B9 is still in the state before electricity consumption, and electrical appliance 12 normally works.
After power failure, electrical appliance 12 quits work, owing to there is no electric current by relay A3, the common port of relay A3 and normal-closed end conducting, the P3^3 mouth of single-chip microcomputer becomes high level from low level, produces rising edge external interrupt, single-chip microcomputer 5 control P3^2 mouth output low level, have electric current to flow through in the coil of relay B9, make the common port in relay B9 and normal beginning conducting, loop, electrical equipment place is disconnected.Red led 4 bright (green indicating lamp 6 goes out), GSM message prompting module 8 receives single-chip microcomputer 5 signal, sends short messages " the power supply failed " to owner.
Next time after incoming call, because electrical appliance 12 place circuit is open circuit, electrical appliance 12 can not work.Owing to now having electric current by relay A3, the common port of relay A3 and normal beginning conducting, the P3^3 mouth of single-chip microcomputer becomes low level from high level, and single-chip microcomputer produces trailing edge external interrupt.Green indicating lamp 6 bright (red led 4 goes out), GSM message prompting module 8 receives single-chip microcomputer 5 signal, " incoming call " is sent short messages to owner, open electrical equipment, only need press the reset switch 7 of single-chip microcomputer, initial condition got back to by single-chip microcomputer 5, P3^2 becomes high level, common port and normal-closed end conducting in relay B9, loop conducting, electrical equipment normally works.
When not having change in electric in circuit, single-chip microcomputer 5 enters power-down state, and this device can be closed automatically; When there being change in electric in circuit, namely single-chip microcomputer 5 external interrupt is triggered, and single-chip microcomputer 5 is waken up, and this device can be opened automatically.
If the current overload in circuit, more than 20A, fuse 13 fuses, protective device and this device.Lithium battery 2 is changed by li battery shell 18 place in actual applications.
Claims (2)
1. power failure open circuit, incoming call and a power failure alarm switch, its structure comprises: power supply adaptor, lithium battery, relay A, relay B, single-chip microcomputer, GSM message prompting module, red led, green indicating lamp, reset switch intermediate layer circuit board, bottom circuit board and plastic casing; It is characterized in that: adopt dual power supply, when there being electricity, VCC is provided by power supply adaptor, indicator light green light; When having a power failure, VCC is provided by lithium battery; Wherein red led, green indicating lamp and monolithic processor resetting switch are placed on plastic casing; Relay A, relay B, GSM message prompting module, single-chip microcomputer and fuse are positioned at intermediate layer circuit board; Power supply adaptor and lithium battery are placed on bottom circuit board; Power supply adaptor and lithium battery are all connected with relay A, and relay A is connected with single-chip microcomputer, for single-chip microcomputer provides power supply simultaneously; Single-chip microcomputer is connected with red led, green indicating lamp, monolithic processor resetting switch 7 and GSM message prompting module, relay B is connected with interior circuit.
2. a kind of power failure open circuit according to claim 1, incoming call and power failure alarm switch, is characterized in that: the interchange of 220V is converted into the direct current of 5V, 1A by described power supply adaptor; Described lithium battery is the lithium battery of 3.8V; Described single-chip microcomputer is single-chip microcomputer STC15F201S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520423258.2U CN204794012U (en) | 2015-06-18 | 2015-06-18 | Have a power failure and open circuit, send a telegram here and have a power failure warning switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520423258.2U CN204794012U (en) | 2015-06-18 | 2015-06-18 | Have a power failure and open circuit, send a telegram here and have a power failure warning switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204794012U true CN204794012U (en) | 2015-11-18 |
Family
ID=54533995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520423258.2U Expired - Fee Related CN204794012U (en) | 2015-06-18 | 2015-06-18 | Have a power failure and open circuit, send a telegram here and have a power failure warning switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204794012U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879587A (en) * | 2018-08-13 | 2018-11-23 | 深圳市广和通无线股份有限公司 | Protect circuit and mobile terminal |
-
2015
- 2015-06-18 CN CN201520423258.2U patent/CN204794012U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879587A (en) * | 2018-08-13 | 2018-11-23 | 深圳市广和通无线股份有限公司 | Protect circuit and mobile terminal |
| CN108879587B (en) * | 2018-08-13 | 2021-01-05 | 深圳市广和通无线股份有限公司 | Protection circuit and mobile terminal |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160618 |