CN205092574U - Supply socket circuit with power failure self -locking function - Google Patents
Supply socket circuit with power failure self -locking function Download PDFInfo
- Publication number
- CN205092574U CN205092574U CN201520884045.XU CN201520884045U CN205092574U CN 205092574 U CN205092574 U CN 205092574U CN 201520884045 U CN201520884045 U CN 201520884045U CN 205092574 U CN205092574 U CN 205092574U
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- integrated circuit
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- circuit
- resistance
- twh8778
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Abstract
The utility model relates to a circuit, in particular to supply socket circuit with power failure self -locking function. Characterized by: the negative pole that TWH8778 integrated circuit's 5 feet pass through second electric capacity and rectifier circuit DC output links to each other, TWH8778 integrated circuit's 5 feet are continuous through the 2nd zener diode and rectifier circuit DC output's negative pole, TWH8778 integrated circuit's 5 feet pass through third resistance and TWH8778 integrated circuit's 2 feet, 3 the foot links to each other, TWH8778 integrated circuit's 2 feet, 3 the control electrode that the foot passes through fourth resistance and bidirectional thyristor links to each other, one end and the anodal of rectifier circuit DC output after pilot lamp and socket are parallelly connected link to each other, the negative pole that the other end passes through bidirectional thyristor and rectifier circuit DC output links to each other, 220V alternating current input end and rectifier circuit's AC input links to each other. Due to the adoption of the technical scheme, the utility model discloses the advantage and the positive effect that have are: economy and practicality.
Description
Technical field
The utility model relates to a kind of circuit, particularly a kind of supply socket circuit with Powercut self locking power function.
Background technology
At present, common socket, without Powercut self locking power function, is sent a telegram here suddenly again after having a power failure suddenly, and the electrical appliance meeting automatic operation that socket has, has so not only wasted electric energy, and can there is potential safety hazard.
Summary of the invention
Technical problem to be solved in the utility model is: provide a kind of supply socket circuit with Powercut self locking power function, and when the electrical appliance on socket is in case of sent a telegram here after power failure again, socket can not be connected, and electrical equipment does not work.
The utility model solves the technical scheme that its technical problem adopts: the utility model is by the first resistance, second resistance, 3rd resistance, 4th resistance, first voltage stabilizing didoe, second voltage stabilizing didoe, first electric capacity, second electric capacity, first touch-switch, second touch-switch, TWH8778 integrated circuit, indicator light, bidirectional triode thyristor, rectification circuit, socket and 220V alternating current input composition, it is characterized in that: the first voltage stabilizing didoe is connected by the positive pole of the first resistance with rectification circuit DC output end with the one end after the first Capacitance parallel connection, the other end is connected with the negative pole of rectification circuit DC output end, first voltage stabilizing didoe is connected with 1 pin of TWH8778 integrated circuit with the one end after the first Capacitance parallel connection, the other end is connected with 4 pin of TWH8778 integrated circuit, 1 pin of TWH8778 integrated circuit is by the first touch-switch, second resistance is connected with 5 pin of TWH8778 integrated circuit, 1 pin of TWH8778 integrated circuit is by the first touch-switch, second touch-switch is connected with the negative pole of rectification circuit DC output end, 4 pin of TWH8778 integrated circuit are connected with the negative pole of rectification circuit DC output end, 5 pin of TWH8778 integrated circuit are connected with the negative pole of rectification circuit DC output end by the second electric capacity, 5 pin of TWH8778 integrated circuit are connected with the negative pole of rectification circuit DC output end by the second voltage stabilizing didoe, 5 pin of TWH8778 integrated circuit pass through 2 pin of the 3rd resistance and TWH8778 integrated circuit, 3 pin are connected, 2 pin of TWH8778 integrated circuit, 3 pin are extremely connected with the control of bidirectional triode thyristor by the 4th resistance, indicator light is connected with the positive pole of rectification circuit DC output end with the one end after socket parallel connection, the other end is connected by the negative pole of bidirectional triode thyristor with rectification circuit DC output end, 220V alternating current input is connected with the ac input end of rectification circuit.
Owing to adopting technique scheme, the advantage that the utility model has and good effect are: economical and practical.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is circuit theory diagrams of the present utility model.
R1. first resistance in figure, R2. second resistance, R3. the 3rd resistance, R4. the 4th resistance, D1. first voltage stabilizing didoe, D2. second voltage stabilizing didoe, C1. the first electric capacity, C2. second electric capacity, K1. first touch-switch, K2. the second touch-switch, IC.TWH8778 integrated circuit, L. indicator light, S. bidirectional triode thyristor, M. rectification circuit, Z. socket, A.220V alternating current input.
Embodiment
In FIG, first voltage stabilizing didoe (D1) is connected by the positive pole of the first resistance (R1) with rectification circuit (M) DC output end with the one end after the first electric capacity (C1) parallel connection, the other end is connected with the negative pole of rectification circuit (M) DC output end, first voltage stabilizing didoe (D1) is connected with 1 pin of TWH8778 integrated circuit (IC) with the one end after the first electric capacity (C1) parallel connection, the other end is connected with 4 pin of TWH8778 integrated circuit (IC), 1 pin of TWH8778 integrated circuit (IC) is by the first touch-switch (K1), second resistance (R2) is connected with 5 pin of TWH8778 integrated circuit (IC), 1 pin of TWH8778 integrated circuit (IC) is by the first touch-switch (K1), second touch-switch (K2) is connected with the negative pole of rectification circuit (M) DC output end, 4 pin of TWH8778 integrated circuit (IC) are connected with the negative pole of rectification circuit (M) DC output end, 5 pin of TWH8778 integrated circuit (IC) are connected with the negative pole of rectification circuit (M) DC output end by the second electric capacity (C2), 5 pin of TWH8778 integrated circuit (IC) are connected with the negative pole of rectification circuit (M) DC output end by the second voltage stabilizing didoe (D2), 5 pin of TWH8778 integrated circuit (IC) pass through 2 pin of the 3rd resistance (R3) and TWH8778 integrated circuit (IC), 3 pin are connected, 2 pin of TWH8778 integrated circuit (IC), 3 pin are extremely connected with the control of bidirectional triode thyristor (S) by the 4th resistance (R4), indicator light (L) is connected with the positive pole of rectification circuit (M) DC output end with the one end after socket (Z) parallel connection, the other end is connected with the negative pole of rectification circuit (M) DC output end by bidirectional triode thyristor (S), 220V alternating current input (A) is connected with the ac input end of rectification circuit (M).
Circuit main element function of the present utility model and circuit working principle are: TWH8778 integrated circuit (IC) is high power DC electronic switch, with TWH8778 integrated circuit (IC) for core forms active ON-OFF control circuit, passive switch control circuit is formed with bidirectional triode thyristor (S), in order to whether to control electrical work on socket (Z), the 220V alternating current that 220V alternating current input (A) inputs is through rectification circuit (M), first resistance (R1) step-down, first electric capacity (C1) filtering, after first voltage stabilizing didoe (D1) voltage stabilizing, for TWH8778 integrated circuit (IC) provides 12V DC power supply, when needing to connect the power supply on socket (Z), by the first touch-switch (K1), 12V DC power supply is through the second resistance (R2) step-down current limliting, second voltage stabilizing didoe (D2) voltage stabilizing, trigger 5 pin of TWH8778 integrated circuit (IC) control end, its internal electron switch is closed, 12V direct voltage inputs from TWH8778 integrated circuit (IC) 1 pin, from 2 pin of TWH8778 integrated circuit (IC), 3 pin export, bidirectional triode thyristor (S) conducting is triggered by the 4th resistance (R4), socket (Z) obtains electricity makes it insert superincumbent electrical appliance work, while pressing the first touch-switch (K1), second electric capacity (C2) charges, due to TWH8778 integrated circuit (IC) conducting, second electric capacity (C2) charges, again due to the existence of the 3rd resistance (R3), still keep charged state, now, even if unclamp the first touch-switch (K1), TWH8778 integrated circuit (IC) will maintain conducting, when needing to make the electrical appliance be inserted on socket (Z) not work, press the second touch-switch (K2), second electric capacity (C2) is through the second resistance (R2), the second touch-switch (K2) electric discharge, TWH8778 integrated circuit (IC) 5 pin becomes low level, its TWH8778 integrated circuit (IC) internal electron switch disconnects, bidirectional triode thyristor (S) controls pole dead electricity, socket (Z) dead electricity, the electrical appliance be inserted on socket (Z) quits work, when having a power failure suddenly in normal work, TWH8778 integrated circuit (IC) internal electron switch disconnects, its internal electron switch also not conducting when sending a telegram here again, socket (Z) is without electricity, the electrical appliance be inserted on socket (Z) can not be worked, play auto-lock function, when only pressing the first touch-switch (K1), the electrical appliance be inserted on socket (Z) could work again.
Claims (1)
1. one kind has the supply socket circuit of Powercut self locking power function, by the first resistance, second resistance, 3rd resistance, 4th resistance, first voltage stabilizing didoe, second voltage stabilizing didoe, first electric capacity, second electric capacity, first touch-switch, second touch-switch, TWH8778 integrated circuit, indicator light, bidirectional triode thyristor, rectification circuit, socket and 220V alternating current input composition, it is characterized in that: the first voltage stabilizing didoe (D1) is connected by the positive pole of the first resistance (R1) with rectification circuit (M) DC output end with the one end after the first electric capacity (C1) parallel connection, the other end is connected with the negative pole of rectification circuit (M) DC output end, first voltage stabilizing didoe (D1) is connected with 1 pin of TWH8778 integrated circuit (IC) with the one end after the first electric capacity (C1) parallel connection, the other end is connected with 4 pin of TWH8778 integrated circuit (IC), 1 pin of TWH8778 integrated circuit (IC) is by the first touch-switch (K1), second resistance (R2) is connected with 5 pin of TWH8778 integrated circuit (IC), 1 pin of TWH8778 integrated circuit (IC) is by the first touch-switch (K1), second touch-switch (K2) is connected with the negative pole of rectification circuit (M) DC output end, 4 pin of TWH8778 integrated circuit (IC) are connected with the negative pole of rectification circuit (M) DC output end, 5 pin of TWH8778 integrated circuit (IC) are connected with the negative pole of rectification circuit (M) DC output end by the second electric capacity (C2), 5 pin of TWH8778 integrated circuit (IC) are connected with the negative pole of rectification circuit (M) DC output end by the second voltage stabilizing didoe (D2), 5 pin of TWH8778 integrated circuit (IC) pass through 2 pin of the 3rd resistance (R3) and TWH8778 integrated circuit (IC), 3 pin are connected, 2 pin of TWH8778 integrated circuit (IC), 3 pin are extremely connected with the control of bidirectional triode thyristor (S) by the 4th resistance (R4), indicator light (L) is connected with the positive pole of rectification circuit (M) DC output end with the one end after socket (Z) parallel connection, the other end is connected with the negative pole of rectification circuit (M) DC output end by bidirectional triode thyristor (S), 220V alternating current input (A) is connected with the ac input end of rectification circuit (M).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520884045.XU CN205092574U (en) | 2015-11-02 | 2015-11-02 | Supply socket circuit with power failure self -locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520884045.XU CN205092574U (en) | 2015-11-02 | 2015-11-02 | Supply socket circuit with power failure self -locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205092574U true CN205092574U (en) | 2016-03-16 |
Family
ID=55483228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520884045.XU Expired - Fee Related CN205092574U (en) | 2015-11-02 | 2015-11-02 | Supply socket circuit with power failure self -locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205092574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149283A (en) * | 2018-07-13 | 2019-01-04 | 中山市浪网中学 | It is a kind of with having a power failure from the socket circuit structure of break function |
-
2015
- 2015-11-02 CN CN201520884045.XU patent/CN205092574U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149283A (en) * | 2018-07-13 | 2019-01-04 | 中山市浪网中学 | It is a kind of with having a power failure from the socket circuit structure of break function |
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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: 20160316 Termination date: 20171102 |