CN107658596A - A kind of automatic shutoff socket - Google Patents
A kind of automatic shutoff socket Download PDFInfo
- Publication number
- CN107658596A CN107658596A CN201710818490.XA CN201710818490A CN107658596A CN 107658596 A CN107658596 A CN 107658596A CN 201710818490 A CN201710818490 A CN 201710818490A CN 107658596 A CN107658596 A CN 107658596A
- Authority
- CN
- China
- Prior art keywords
- switch pipe
- electric capacity
- connection
- socket
- resistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
- H01R13/6675—Structural association with built-in electrical component with built-in electronic circuit with built-in power supply
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/717—Structural association with built-in electrical component with built-in light source
- H01R13/7175—Light emitting diodes (LEDs)
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a kind of automatic shutoff socket, it includes the intelligent control circuit for being connected to civil power, and it is connected to the socket of the intelligent control circuit, the intelligent control circuit includes the mains connection being sequentially connected, relay, transformer, rectification circuit, first switch pipe, regulated power supply, second switch pipe and output end, output end connects the socket, the socket, which is used to connect, to be loaded, when loading normal work, second switch pipe, first switch pipe (VT1) saturation conduction, relay work, normally opened contact closes, ensure electric power loop normal power supply；Meanwhile first electric capacity lead to second switch pipe be electrically charged, when load stop electricity consumption when, second switch pipe cut-off, due to the discharge process of the first electric capacity, first switch pipe may proceed to tend to remain on, after delay, first switch pipe just ends, and relay K1 disconnects, and cuts off whole electric power loop.
Description
Technical field
The present invention relates to household electrical appliance technical field, in particular to a kind of automatic shutoff socket.
Background technology
In the prior art, people can forget to power off switch in many cases when being finished electrical equipment, and work as and forget to turn off
During power switch, waste electric energy is not only resulted in, can also there are many potential safety hazards, and this is that people are undesirable, and certainly
Do not allow.Therefore, in order to ensure Electrical Safety, circuit safety, and saving electric energy are also ensured that, in the prior art by many scholars
Propose several method for the technical problem, but in existing method or the problem of circuit complexity be present, or exist into
The problem of this is high, or the problem of reliability is not high etc. be present, therefore effect is undesirable.For at present when people forget to power off
When, power supply can not automatically and reliably turn off the technical problem of general supply, not yet propose to efficiently solve scheme at present.
The content of the invention
The present invention proposes a kind of automatic shutoff socket, can not only solve in the prior art when forgetting power cutoff switch not
The technical problem that can be automatically shut down, and cost is cheap, and the simple and reliable property of circuit structure is high.Circuit provided by the present invention is opened up
Flutter in structure and be only combined with the combination of switch, electric capacity and diode, the main charging and discharging using electric capacity acts on, and realizes power supply
Automatic to disconnect, cost is cheap, and the simple and reliable property of circuit structure is high.
The present invention is realized by following technical scheme：A kind of automatic shutoff socket, it includes being connected to the intelligence control of civil power
Circuit processed, and it is connected to the socket of the intelligent control circuit, it is characterised in that the intelligent control circuit includes connecting successively
Mains connection, relay, transformer, rectification circuit, first switch pipe (VT1), regulated power supply, the second switch pipe connect
(VT2) and output end, output end connect the socket, and the socket, which is used to connect, to be loaded, when loading normal work, second
Switching tube (VT2), first switch pipe (VT1) saturation conduction, relay (K1) normal work, normally opened contact closure, ensure power supply
Loop normal power supply；Meanwhile first electric capacity (C2) lead to second switch pipe (VT2) be electrically charged, when load stop electricity consumption when, second opens
Pipe (VT2) cut-off is closed, due to the first electric capacity (C2) discharge process；First switch pipe (VT1) may proceed to tend to remain on, only
Have after the first delay time, first switch pipe (VT1) just ends, and relay K1 disconnects, and cuts off whole electric power loop.
Further, the regulated power supply is integrated stable voltage circuit IC1.
Further, by adjusting the capacity of the first electric capacity (C2), the length of the first delay time can be adjusted.
Further, relay is connected between mains connection and transformer primary side winding, and relay both ends are parallel with
Switch S1.
Further, the both ends of the rectifier are also parallel with the second electric capacity (C1), the positive pole connection of the second electric capacity (C1)
One end of LED1 lamps, one end of the other end connection first resistor (R1) of LED1 lamps, the other end connection the of first resistor (R1)
The negative pole of two electric capacity (C1).
Further, the negative pole of the diode VD3 connects one end of the LED1 lamps, the positive pole of the diode VD3
The colelctor electrode of the first switch pipe (VT1) is connected, the emitter stage connection first resistor (R1) of the first switch pipe (VT1)
The other end, while the also negative terminal of output end, the cathode connecting diode VD3 of first electric capacity (C2) negative pole, described first
The negative pole connection resistance R2 of electric capacity (C2) one end, the resistance R2 other end connect the base stage of the first switch pipe (VT1), institute
The positive pole for stating the first electric capacity (C2) is also connected with the input of the integrated stable voltage circuit IC1 and electric capacity C3 positive pole, electric capacity C3's
Negative pole connection resistance R3 one end, resistance R3 other end connection integrated stable voltage circuit IC1 output end, electric capacity C3 and resistance R3
Tie point connection integrated stable voltage circuit IC1 the 3rd end, integrated stable voltage circuit IC1 the 3rd end is connected by adjustable resistance RP
Reference ground, the resistance R3 other end connect the emitter stage of the second switch pipe (VT2), the colelctor electrode of second switch pipe (VT2)
Connecting the negative pole of first electric capacity (C2), the base stage of the second switch pipe (VT2) is by resistance R4 connection positive output ends, and two
Pole pipe VD1, VD2 is connected between the emitter stage and positive output end of the second switch pipe (VT2).
Advantageous effects acquired by the present invention are：
(1) it is simple in construction；The technical solution adopted in the present invention is without complicated control circuit or control chip etc., topology
For structure only with the combination of switch (including relay), electric capacity and diode etc., the main charging and discharging for utilizing electric capacity can
Can be the automatic break function for realizing power supply；
(2) cost is cheap, and reliability is high；When power output end does not load connection, power supply is through prolonging after a while
Shi Houhui voluntarily turns off general supply, should because the function is by switching tube VT1, VT2 and diode VD1, VD2 and electric capacity C2 realization
The component of Functional Design is few, and cost is cheap, and experiment proves to ensure that the parameter of component meets need in the link from component
On the premise of asking, the automatic shutoff socket reliability is high；
Brief description of the drawings
Fig. 1 is the intelligent control circuit figure of the automatic shutoff socket of the present invention.
Embodiment
Embodiment one.
The automatic shutoff socket is described further below with reference to accompanying drawing 1.Although its shell not shown in figure, but it should
Understand, the present embodiment is actual to be existed including a shell, the shell similar to a plug, including the electrical connection of Liang Ge cities
End, the mains connection possess as the copper sheet of plug and insert common socket, i.e., the automatic shutoff socket of the present embodiment is actual
Another socket being inserted on original socket, and household electrical appliance even load is plugged on this automatic shutoff socket again.It is defeated as its
Go out end, the first mains connection connection relay K1 one end, the relay K1 other end connects transformer T1 primary side windings
One end, relay K1 both ends are parallel with controlling switch S1, and the mode of controlling switch S1 break-makes is mode known to this area, this
Place does not repeat.The other end of transformer primary side winding connects the second mains connection, and transformer T1 secondary passes through rectification circuit
Carry out rectification, one end of the both ends shunt capacitance C1 of rectification circuit, electric capacity C1 positive pole connection LED1 lamps, the other end of LED1 lamps
Resistance R1 one end, resistance R1 other end connection electric capacity C1 negative pole are connected, diode VD3 negative pole connects the one of LED1 lamps
End, VD3 positive pole connecting valve pipe VT1 colelctor electrode, the switching tube VT1 emitter stage connection resistance R1 other end, while
The negative terminal of output end, electric capacity C2 cathode connecting diode VD3 negative pole, electric capacity C2 negative pole connection resistance R2 one end, electricity
R2 other end connecting valve pipe VT1 base stage is hindered, electric capacity C2 positive pole is also connected with integrated stable voltage circuit IC1 input and electricity
Hold C3 positive pole, electric capacity C3 negative pole connection resistance R3 one end, resistance R3 other end connection integrated stable voltage circuit IC1's is defeated
Go out end, electric capacity C3 and resistance R3 tie point is connected integrated stable voltage circuit IC1 the 3rd end, fixed integrated stable voltage circuit
IC1 the 3rd end passes through adjustable resistance RP connection reference grounds, resistance R3 other end connecting valve pipe VT2 emitter stage, switch
Pipe VT2 colelctor electrode connection electric capacity C2 negative pole, switching tube VT2 base stage pass through resistance R4 connection positive output ends, diode
VD1, VD2 are connected between switching tube VT2 emitter stage and positive output end.
The operation principle of the automatic shutoff socket is as follows：Fixed integrated stable voltage circuit IC1 forms regulated power supply, diode VD1
It is about 1.3V with diode VD2 pressure drops, adjusts adjustable resistance RP resistance, the output voltage of output end can be changed.Power circuit
Output end when not loading connection, power circuit can voluntarily turn off general supply after delay after a while, function master
To be realized by switching tube VT1, VT2 and diode VD1, VD2 and electric capacity C2.Output end is connected with load, and loads normal work
When, 1.3V pressure drop is there are about on diode VD1, VD2 so that switching tube VT2, switching tube VT1 saturation conductions, relay K1 is just
Often work, normally opened contact closure, ensures electric power loop normal power supply；Meanwhile electric capacity C2 leads to switching tube VT2 and is electrically charged, and works as load
During disconnection, VT2 cut-offs, but because C2 discharge process switching tubes VT1 may proceed to tend to remain on, only by one section when
Between delay after, switching tube VT1 just ends, and K1 disconnects, and cuts off whole electric power loop, realizes that the automatic of power supply complete switches off, stops
Only power, wherein the control of delay time, determined by electric capacity C2 capacity.During electric capacity C2 capacity increase, delay time is corresponding
It is elongated, otherwise electric capacity C2 capacity reduces, delay time shorter.If necessary to restore electricity again, then only need to connect
Switch S1.
When carrying out circuit design, preferably secondary side voltage is 0-12V, 250mA transformer.
Embodiment two.
The automatic shutoff socket is described further below with reference to accompanying drawing 1.The present embodiment is itself changing to socket
Enter, i.e., it is a complete socket, and its mains connection is connected in city and is electrically accessed, and its intelligent control circuit includes：First civil power
Connection end connection relay K1 one end, one end of relay K1 other end connection transformer T1 primary side windings, relay K1
Both ends be parallel with controlling switch S1, the mode of controlling switch S1 break-makes is mode known to this area, is not repeated herein.Transformation
The other end of device primary side winding connects the second mains connection, and transformer T1 secondary carries out rectification, rectification by rectification circuit
One end of the both ends shunt capacitance C1 of circuit, electric capacity C1 positive pole connection LED1 lamps, the other end connection resistance R1's of LED1 lamps
One end, resistance R1 other end connection electric capacity C1 negative pole, one end of diode VD3 negative pole connection LED1 lamps, VD3 positive pole
Connecting valve pipe VT1 colelctor electrode, the switching tube VT1 emitter stage connection resistance R1 other end, while the also negative terminal of output end,
Electric capacity C2 cathode connecting diode VD3 negative pole, electric capacity C2 negative pole connection resistance R2 one end, the resistance R2 other end connect
Switching tube VT1 base stage is connect, electric capacity C2 positive pole is also connected with integrated stable voltage circuit IC1 input and electric capacity C3 positive pole, electricity
Hold C3 negative pole connection resistance R3 one end, resistance R3 other end connection integrated stable voltage circuit IC1 output end, electric capacity C3 with
Resistance R3 tie point is connected integrated stable voltage circuit IC1 the 3rd end, and fixed integrated stable voltage circuit IC1 the 3rd end passes through
Adjustable resistance RP connection reference grounds, resistance R3 other end connecting valve pipe VT2 emitter stage, switching tube VT2 colelctor electrode connect
Electric capacity C2 negative pole is connect, for switching tube VT2 base stage by resistance R4 connection positive output ends, diode VD1, VD2 are connected on switch
Between pipe VT2 emitter stage and positive output end.
The operation principle of the automatic shutoff socket is as follows：Fixed integrated stable voltage circuit IC1 forms regulated power supply, diode VD1
It is about 1.3V with diode VD2 pressure drops, adjusts adjustable resistance RP resistance, the output voltage of output end can be changed.Power circuit
Output end when not loading connection, power circuit can voluntarily turn off general supply after delay after a while, function master
To be realized by switching tube VT1, VT2 and diode VD1, VD2 and electric capacity C2.Output end is connected with load, and loads normal work
When, 1.3V pressure drop is there are about on diode VD1, VD2 so that switching tube VT2, switching tube VT1 saturation conductions, relay K1 is just
Often work, normally opened contact closure, ensures electric power loop normal power supply；Meanwhile electric capacity C2 leads to switching tube VT2 and is electrically charged, and works as load
During disconnection, VT2 cut-offs, but because C2 discharge process switching tubes VT1 may proceed to tend to remain on, only by one section when
Between delay after, switching tube VT1 just ends, and K1 disconnects, and cuts off whole electric power loop, realizes that the automatic of power supply complete switches off, stops
Only power, wherein the control of delay time, determined by electric capacity C2 capacity.During electric capacity C2 capacity increase, delay time is corresponding
It is elongated, otherwise electric capacity C2 capacity reduces, delay time shorter.If necessary to restore electricity again, then only need to connect
Switch S1.Other LED 1 is the work instruction of this socket, and it is used for the electriferous state of socket for indicating, further to carry out
The protection of safety.
The present invention is illustrated by specific implementation process, without departing from the present invention, can be with
Various conversion and equal replacement are carried out to patent of the present invention, therefore patent of the present invention is not limited to disclosed specific implementation
Journey, and the whole embodiments fallen into scope of the patent claims of the present invention should be included.Show for those skilled in the art
And be clear to, without departing from the spirit or essential characteristics of the invention, the present invention can be real with other concrete forms
To apply, description is illustrative and not restrictive, and the scope of the present invention is indicated by appended claims rather than description, and
And all changes in the implication and scope of equivalent are intended to be included therein.
Claims (7)
1. a kind of automatic shutoff socket, it includes shell and the intelligent control circuit for being connected to civil power in the shell, with
And it is connected to the socket of the intelligent control circuit, it is characterised in that the intelligent control circuit includes the civil power being sequentially connected
Connection end, relay, transformer, rectification circuit, first switch pipe (VT1), regulated power supply, second switch pipe (VT2) and defeated
Going out end, output end connects the socket, and the socket, which is used to connect, to be loaded, when loading normal work, second switch pipe
(VT2), first switch pipe (VT1) saturation conduction, relay (K1) normal work, normally opened contact closure, electric power loop is being ensured just
Often power supply；Meanwhile first electric capacity (C2) lead to second switch (VT2 is electrically charged, when load stop electricity consumption when, second switch pipe (VT2)
Cut-off, due to the first electric capacity (C2) discharge process；First switch pipe (VT1) may proceed to tend to remain on, only by
After one delay time, first switch pipe (VT1) just ends, and relay K1 disconnects, and cuts off whole electric power loop.
2. automatic shutoff socket according to claim 1, the regulated power supply is fixed integrated stable voltage circuit.
3. automatic shutoff socket according to claim 2, by adjusting the capacity of the first electric capacity (C2), with the delay of regulation first
The length of time.
4. automatic shutoff socket according to claim 3, relay be connected on mains connection and transformer primary side winding it
Between, relay both ends are parallel with switch S1.
5. automatic shutoff socket according to claim 4, the both ends of the rectifier are also parallel with the second electric capacity (C1), second
One end of the positive pole connection LED1 lamps of electric capacity (C1), one end of the other end connection first resistor (R1) of LED1 lamps, first resistor
(R1) the other end connects the negative pole of the second electric capacity (C1).
6. automatic shutoff socket according to claim 5, the negative pole of the diode VD3 connects one end of the LED1 lamps,
The positive pole of the diode VD3 connects the colelctor electrode of the first switch pipe (VT1), the transmitting of the first switch pipe (VT1)
The other end of pole connection first resistor (R1), while the negative terminal of output end is also connected, the positive pole connection of first electric capacity (C2)
Diode VD3 negative pole, the negative pole connection resistance R2 of first electric capacity (C2) one end, described in resistance R2 other end connection
The base stage of first switch pipe (VT1), the positive pole of first electric capacity (C2) are also connected with the input of the integrated stable voltage circuit IC1
With electric capacity C3 positive pole, electric capacity C3 negative pole connection resistance R3 one end, resistance R3 other end connection integrated stable voltage circuit IC1
Output end, electric capacity C3 is connected integrated stable voltage circuit IC1 the 3rd end with resistance R3 tie point, integrated stable voltage circuit IC1's
By adjustable resistance RP connection reference grounds, the resistance R3 other end connects the emitter stage of the second switch pipe (VT2) at 3rd end,
The colelctor electrode of second switch pipe (VT2) connects the negative pole of first electric capacity (C2), and the base stage of the second switch pipe (VT2) is led to
Resistance R4 connection positive output ends are crossed, diode VD1, VD2 are connected on the emitter stage and positive output end of the second switch pipe (VT2)
Between.
7. automatic shutoff socket according to claim 6, it is characterised in that the LED1 lamps are used to indicate that the automatic shutoff is inserted
The working condition of seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818490.XA CN107658596A (en) | 2017-09-12 | 2017-09-12 | A kind of automatic shutoff socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818490.XA CN107658596A (en) | 2017-09-12 | 2017-09-12 | A kind of automatic shutoff socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107658596A true CN107658596A (en) | 2018-02-02 |
Family
ID=61129446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710818490.XA Pending CN107658596A (en) | 2017-09-12 | 2017-09-12 | A kind of automatic shutoff socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107658596A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202308643U (en) * | 2011-10-21 | 2012-07-04 | 李国� | Main-control and secondary-control intelligent socket |
| CN205490212U (en) * | 2016-01-08 | 2016-08-17 | 无锡工艺职业技术学院 | Intelligence electrical source controller |
| CN206471639U (en) * | 2017-03-02 | 2017-09-05 | 深圳市联讯发科技有限公司 | A kind of insert row with USB output interfaces |
-
2017
- 2017-09-12 CN CN201710818490.XA patent/CN107658596A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202308643U (en) * | 2011-10-21 | 2012-07-04 | 李国� | Main-control and secondary-control intelligent socket |
| CN205490212U (en) * | 2016-01-08 | 2016-08-17 | 无锡工艺职业技术学院 | Intelligence electrical source controller |
| CN206471639U (en) * | 2017-03-02 | 2017-09-05 | 深圳市联讯发科技有限公司 | A kind of insert row with USB output interfaces |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180202 |
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| WD01 | Invention patent application deemed withdrawn after publication |