CN2415502Y - Power protection socket with timer - Google Patents

Power protection socket with timer Download PDF

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Publication number
CN2415502Y
CN2415502Y CN 00201749 CN00201749U CN2415502Y CN 2415502 Y CN2415502 Y CN 2415502Y CN 00201749 CN00201749 CN 00201749 CN 00201749 U CN00201749 U CN 00201749U CN 2415502 Y CN2415502 Y CN 2415502Y
Authority
CN
China
Prior art keywords
power
timing
switch
socket
protection
Prior art date
Application number
CN 00201749
Other languages
Chinese (zh)
Inventor
吴献洪
Original Assignee
吴献洪
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 吴献洪 filed Critical 吴献洪
Priority to CN 00201749 priority Critical patent/CN2415502Y/en
Application granted granted Critical
Publication of CN2415502Y publication Critical patent/CN2415502Y/en

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Abstract

The utility model relates to a power protection socket with a timer, which is composed of a timing integrated block, power self protection and self-lock protection of power failure, over current and secondary over-voltage protection, secondary anti induction lightning strike, a multi-stage power noise filter, DC power, a switch, a multi-purpose socket, etc. The power protection socket with the timer is characterized in that the general power switches on/off Q1, Q2 are inching linked switches which are respectively connected with a control circuit of a phase line and a timing integrated block in series; both ends of Q1 are connected with the self-lock protection of the power failure composed of a bidirectional thyristor BT1. The timing integrated block can be used for controlling the zero crossing on and off of the thyristors BT1, BT2, and a power main circuit switching on the socket is composed of the thyristor BT2.

Description

The power protection socket of band timer

The utility model relates to a kind of power protection socket with timer, belongs to daily electric switch socket field.

Supply socket in the market is of a great variety, though have have a multiple power protection, lack the timing controlled function; Though what have has a timing function, but lack the multiple protective of power supply.They obvious deficiency is to lack the power failure auto-lock function in addition, as the back incoming call suddenly that has a power failure, the user is because of forgetting the power supply of turning off power consumption equipment, and this moment, instantaneous voltage very likely damaged power consumption equipment, perhaps causes equipment to switch on work for a long time and wastes electric energy.

One of the utility model purpose is to provide a kind of socket with power supply multiple protective; it has power supply self-insurance and power failure self-lock protection, overcurrent and secondary overvoltage protection, the thunderbolt of secondary anti-induction, multistage Power Noise Filter; guarantee and prolong the useful life of power consumption equipment; prevent to cause the deadlock and the damage of responsive electrical equipment such as computer, the distortion of sound system etc. because of various impulse disturbances.

Two of the purpose of this utility model is to provide a kind of socket with timer, the user cuts off the electricity supply after can presetting certain hour automatically, avoided the hidden danger of user, be particularly suitable for the electrical equipment of work in limited time and like the fan that listens to the music and to sleep night because of having forgotten to pull the plug out of the socket and cause.

The technical solution of the utility model is: in the power supply major loop of socket, utilize known power protection: form overcurrent, overvoltage, lightning protection, jamproof multiple power protection measure as fuse, transient voltage inhibition diode and piezo-resistance, miniature ceramic arrester and zinc oxide pressure-sensitive device, Power Noise Filter etc.; In subsidiary control loop, utilize the power control switch of microcomputer timing integrated package, the socket major loop is implemented the self-insurance and the power failure self-lock protection of power supply; Utilize the timing switch of microcomputer timing integrated package that timing controlled is implemented in main and auxiliary loop.

Accompanying drawing 1 is the power protection socket typical circuit schematic diagram of band timer.

Accompanying drawing 2 is supply socket typical case panel schematic diagram.

Sequence number is designated as (1) general supply filter in the accompanying drawing; (2) discrete power filter; (3) 3~5 sections time indicator lights; (4) voltmeter or ammeter; (5) timing switch Q 3(6) general supply ON/OFF; (7) general supply work indication; (8) each discrete switch; (9) each multipurpose socket placement position; (10) power-line plug.

By the panel layout feature shown in the accompanying drawing 2 be:, then arranging all kinds of multipurpose sockets and each discrete switch arranged side by side with it successively downwards as being the top with the electric power incoming line; Panel below is voltmeter or ammeter, is the general supply relay indicating light above table, and the table below is 3~5 sections time indicator lights, and the table side is general supply ON/OFF and timing switch Q 3Change traditional electric power incoming line side and settle voltmeter head and total power switch, the layout of arranging each multipurpose socket thereafter more earlier.Have that all kinds of indications of panel are directly perceived, operation advantage smoothly easily.

Now 1 pair of the utility model is further described in conjunction with the accompanying drawings:

The major loop of socket power is by fuse FU, bidirectional triode thyristor BT 1, transient voltage suppresses diode TVS 1And piezo-resistance RV 1, general supply filter (1), miniature ceramic arrester BL 1And BL 2, zinc oxide pressure-sensitive device RV 2And RV 3, discrete power filter compositions such as (2), BT 1Controlling the break-make of major loop.It is characterized in that: FU is serially connected on total phase line and forms overcurrent protection; TVS 1At RV 1The front, both are connected between phase line and the zero line and form the secondary overvoltage protection, with the supply power voltage hoop in safe range; BL 1With BL 2And RV 2With RV 3Be connected on respectively and form the thunderbolt of secondary anti-induction between phase line and ground wire, zero line and the ground wire, and be distributed in the both sides of general supply filter (1); Power Noise Filter is made up of general supply filter (1) and discrete power filter (2), with the commercially available EMI/EMC assembly of standard suppress between each power consumption equipment, various interference between power supply and the power consumption equipment; BT 2The control utmost point meet photoelectrical coupler A 36 pin, timing integration block A 1Controlling A 3Conducting with end.

The subsidiary control loop of socket power is by general supply ON/OFF Q 1, decompression capacitor C 2, diode D 1~D 2, voltage-stabiliser tube DW, filter capacitor C 3~C 5, microcomputer timing integrated package A 1And power control switch Q 2, timing switch Q 3, time indicator light LED 1~LED 4, the power work indication LED 5, zero cross fired type photoelectrical coupler A 1~A 2, bidirectional triode thyristor BT 1Deng composition.It is characterized in that: switch Q 1With Q 2Be the crawl linked switch, one is connected on the phase line, and one is connected on A 1Control circuit in, at Q 1Two ends resistance R in parallel 1And capacitor C 1Work the surge effect that absorbs; C 2Be serially connected in and form typical voltage step-down circuit, R on the phase line of auxiliary circuit 2Be connected in parallel on C 2Two ends form C 2Bleeder resistance; Diode D 1Negative electrode and D 2Anode be connected on C together 2The back form halfwave rectifier; A 1Output through resistance R 6Meet triode V 1Base stage, V 1Collector electrode be split into three the tunnel: the one tunnel and meet LED 5Positive pole, the one tunnel meets integrated package A 21 pin; One the tunnel meets integrated package A 31 pin; LED 5Negative pole and A 2, A 32 pin be connected together and resistance R 7Connect.

When socket needs work, press the general supply ON/OFF Q on the lower panel 1(6), civil power is through C 2Decompression, D 1, D 2Halfwave rectifier, DW voltage stabilizing, C 3~C 5Microcomputer timing integrated package A is given in filtering 1Provide the galvanic current source, the A that this example is used 1Be the special-purpose microcomputerized control chip of electric fan BA8207A 4K has four sections progressions in 0.5 hour, 1 hour, 2 hours, 4 hours regularly, and the longest timing 7.5 hours is because of Q 2With Q 1Interlock, Q 2Be A 1The ON/OFF key, this moment Q 2Also crawl is connected, A 1Output obtain triggering signal, through R 6Make V 1Conducting, LED 5The bright expression power supply of indicator light gets electric work, photoelectrical coupler A 2, A 3Equal forward conduction, zero cross fired bidirectional triode thyristor BT 1, BT 2Unclamp Q 1, BT 1Form the self-insurance of power supply, BT 2Connect the power supply major loop of socket, civil power is through FU, BT 2, general supply filter (1), discrete switch (8), discrete power filter (2) be to the electric power supply on the socket, carries out not timing work; When the needs timing, press timing switch Q continuously 3(5), timing can be in 0.5h, 1h, 1.5h, 2h, 2.5h, 3h, 3.5h, 4h, 4.5h, 5h, 5.5h, 6h, 6.5h, 7h, the 7.5h selection that circulates in the time, at work, and LED 1~LED 4Can show the residue operating time, after being timed to, LED 1~LED 4Extinguish A 1Output become high level, V 1End LED 5Power supply indicator goes out, A 2~A 3End BT 1, BT 2That is end, cut off main and auxiliary ring current.Microcomputer time control chip in the present embodiment also can be selected other electric fan special integrated chip such as BA3105, DZS-01, LC902, RTS501 etc. or special-purpose time control chip YH5552 etc. for use, can obtain 3~5 sections progressions/not progression timing mode, A 1Each section timing ratio 1: (2~3): (4~5): (8~10): (15~16).A 2, A 3Be zero cross fired type photoelectrical coupler such as MOC3021~3081, TLP160J etc.

The utility model has following characteristics:

1, has the Powercut self locking power function.

2, use the silicon control zero-cross triggering mode to form electronic switch, overcome mechanical relay contact rapid wear Bad defective has improved service life. The electromagnetic interference and the Radio frequency interference that produce to external world are less.

3, multiple power protection has prolonged useful life of electrical equipment.

4, have not timing and timing working dual mode, the panel time showing is directly perceived, and each switching manipulation smoothly, conveniently.

Circuit description described in the utility model is not limited to the described content of Figure of description, also should comprise all known technology of supply socket such as earth leakage protective, the protection of virgin lock, automatic overload protection etc.

Claims (4)

1, a kind of power protection socket with timer, it comprises timing integration block A 1, power supply self-insurance and power failure self-lock protection circuit, overcurrent and secondary overvoltage crowbar, secondary anti-induction thunder strike circuit, multistage Power Noise Filter, DC power supply, general supply ON/OFF (6), timing switch (5), multipurpose socket (9) etc.It is characterized in that general supply ON/OFF (6) is by crawl linked switch Q 1With switch Q 2Form, they are serially connected in respectively on the phase line and reach in the timing integration block control circuit, at Q 1The two ends parallel connection bidirectional triode thyristor BT 1Constitute power supply self-insurance and power failure self-lock protection; Timing integration block A 1By photoelectrical coupler A 2, A 3Controlling bidirectional triode thyristor BT respectively 1, BT 2Passing zero trigger with end BT 2Constitute and connect the socket power major loop.
2, power protection socket according to claim 1 is characterized in that: panel layout is then being arranged all kinds of multipurpose sockets (9) and each discrete switch (8) arranged side by side with it downwards successively as being the top with the electric power incoming line; Panel below is voltmeter (4) or ammeter, and the table side is general supply ON/OFF (6) and timing switch Q 3(5).
3, power protection socket according to claim 1 is characterized in that: timing integration block A 1Power control switch Q 2, timing switch Q 3Be point driving switch, A 1Output through resistance R 6Meet triode V 1Base stage, V 1Collector electrode be split into three the tunnel, the one tunnel and meet power work indicator light LED 5Positive pole, the one road takes over zero triggers photoelectrical coupler A 21 pin, the one road takes over zero triggers photoelectrical coupler A 31 pin, LED 5Negative pole and A 2, A 32 pin of integrated package connect together and resistance R 7Connect A 26 pin meet BT 1The control utmost point, A 36 pin meet BT 2The control utmost point.
4, power protection socket according to claim 1 is characterized in that: timing integration block A 1Be the microcomputer timing control chip of 3~5 sections progressions/not progression timing mode, each section timing is 1 than scope: (2~3): (4~5): (8~10): (15~16).
CN 00201749 2000-01-08 2000-01-08 Power protection socket with timer CN2415502Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 00201749 CN2415502Y (en) 2000-01-08 2000-01-08 Power protection socket with timer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 00201749 CN2415502Y (en) 2000-01-08 2000-01-08 Power protection socket with timer

Publications (1)

Publication Number Publication Date
CN2415502Y true CN2415502Y (en) 2001-01-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 00201749 CN2415502Y (en) 2000-01-08 2000-01-08 Power protection socket with timer

Country Status (1)

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CN (1) CN2415502Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104246955A (en) * 2012-04-20 2014-12-24 智能开关有限公司 A programmable electrical control device
CN107623513A (en) * 2017-10-13 2018-01-23 广州弘雅服装科技有限公司 A kind of timer circuit of spinning and weaving workshop

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104246955A (en) * 2012-04-20 2014-12-24 智能开关有限公司 A programmable electrical control device
US9876355B2 (en) 2012-04-20 2018-01-23 Smartswitch Pty Ltd. Programmable electrical control device
US10116137B2 (en) 2012-04-20 2018-10-30 Smartswitch Pty Ltd. Programmable electrical control device
CN107623513A (en) * 2017-10-13 2018-01-23 广州弘雅服装科技有限公司 A kind of timer circuit of spinning and weaving workshop

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee