CN205960338U - Power extension line that can regularly cut -off - Google Patents

Power extension line that can regularly cut -off Download PDF

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Publication number
CN205960338U
CN205960338U CN201620577941.6U CN201620577941U CN205960338U CN 205960338 U CN205960338 U CN 205960338U CN 201620577941 U CN201620577941 U CN 201620577941U CN 205960338 U CN205960338 U CN 205960338U
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CN
China
Prior art keywords
circuit
power
plug
control
switching
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.)
Expired - Fee Related
Application number
CN201620577941.6U
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Chinese (zh)
Inventor
杨洁
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Anhui Normal University
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Anhui Normal University
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Filing date
Publication date
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Priority to CN201620577941.6U priority Critical patent/CN205960338U/en
Application granted granted Critical
Publication of CN205960338U publication Critical patent/CN205960338U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a power extension line that can regularly cut -off belongs to electrical connection equipment field, including plug, electric wire, circuit case and switching mouth, circuit case internally mounted has circuit system, and its top is installed pilot lamp, LCD display screen and is set up the button, and the switch is installed to the front side, circuit system is connected with the switching mouth with the plug respectively through the electric wire, the plug inserts the commercial power and export switching mouthful after circuit system handles, and the user mouthful inserts a consumer through the switching, the utility model discloses can turn -off the output that turning -off power supply was closed to data according to the timing of artificial setting.

Description

A kind of power extending line that can regularly cut-off
Technical field
This utility model is related to be electrically connected apparatus field, particularly to a kind of power extending line that can regularly cut-off.
Background technology
Power extending line is a kind of electrical interconnecting equipment, and it effectively solves user when using electrical equipment because of equipment Itself plug cord is shorter cannot to access the problem that power supply is brought.Power extending line in the market has two kinds substantially:First Planting is that belt switch is not equivalent to a straight wire, and one end of wire is connected with plug in order to insert supply socket, and the other end connects Plug converting interface is in order to connect the plug of electrical equipment;Second is to add the controllable switch cut-offfing on wire, other Identical with the first.Above two power extending line does not possess the function that can regularly cut-off it is impossible to meet some spies of user Provisioning request, such as in the case of the existing luminaire function that timing does not turn off, user wants to shine after itself leaves scene Bright equipment was turned off after a period of time that works on.
Content of the invention
According to above the deficiencies in the prior art, technical problem to be solved in the utility model is to propose one kind can pass through The power extending line to control power supply output for the time switch time numerical value of artificial setting.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is:A kind of power supply that can regularly cut-off Extended line, including plug, electric wire, circuit box and converting interface, is provided with Circuits System inside described circuit box, its top is provided with Display lamp, LCD display and settings button, installed in front has switch, described Circuits System pass through electric wire respectively with plug and turn Interface is connected, and described plug accesses civil power and exports converting interface after Circuits System process, and user is accessed by converting interface Electrical equipment.
Further, described Circuits System includes control system, protection circuit, control system power supply circuits, relay are cut Change circuit, EMC wave filter, power-off observation circuit and output current detector, described control system includes MCU processor, AD mould Block and optical coupling isolator;Described protection circuit includes protective tube F, critesistor REM and varistor U;Described control system supplies Circuit includes transformator T, switch buck circuit, charge management circuit, switching circuit, lithium battery and linear voltage regulator.
Further, described protective tube F one end is connected with plug A end, and the other end is connected with critesistor REM one end Connect, the critesistor REM other end is connected with EMC wave filter A_IN end;Protective tube F and temperature-sensitive are accessed in described varistor U one end Between resistance REM, the other end accesses plug B end;Described plug B terminates into EMC wave filter B_IN end.
Further, described EMC wave filter includes output terminals A _ OUT and B_OUT, its A_OUT end be connected with relay JK, B_OUT end is connected with converting interface B end, and described relay JK is connected with converting interface A end, and is connected with drive circuit, described Drive circuit control relay JK action switches.
Further, the input of described transformator T includes two ports of TA, TB, wherein TA terminate into EMC wave filter with Between relay JK, TB terminates between EMC wave filter and converting interface, and the outfan of described transformator T is connected with rectifier bridge BR, Described rectifier bridge BR is connected with output filter capacitor, and described output filter capacitor is connected with switch buck circuit, described switch Reduction voltage circuit is connected with linear voltage regulator by switching circuit, and it is connected with charge management circuit, described Charge Management To lithium cell charging, described lithium battery is connected with linear voltage regulator circuit by switching circuit, and described switching circuit is controlling The effect of control signal that system sends is lower to control switching circuit action, thus connect linear voltage regulator and switch buck circuit or The connection of charge management circuit.
Further, described MCU processor respectively with settings button, LCD display, display lamp, A/D module, light-coupled isolation Device is connected, and described optical coupling isolator is connected with drive circuit, and described A/D module is electric with power-off observation circuit and output respectively Current sensor is connected, and described power-off observation circuit is connected with plug A, B end respectively, described amperometric respectively with switching Mouth A, B end is connected.Described display lamp includes green light and red light.
This utility model beneficial effect is:This utility model adds circuit box between plug and converting interface, by circuit The Circuits System of setting can be exported with timing controlled power supply in box, and this set value be by user input so that This utility model use convenient, we pass through this Circuits System to access civil power be further processed, such as circuit In done Anti-surging, anti-high current, suppression electromagnetic interference etc. and processed, provide quality higher power supply for electrical equipment, with When Circuits System be also equipped with detecting output current, monitoring system power down function, be powered using UPS in Circuits System, no In the case of external power source input, whole Circuits System still energy normal work, so can ensure that the standard of whole system timing time Really property.
Brief description
Below the labelling of the content expressed by this specification accompanying drawing and in figure is briefly described:
Fig. 1 is the structural representation of specific embodiment of the present utility model.
Fig. 2 is the Circuits System theory diagram of specific embodiment of the present utility model.
In figure, 1 plug;2 electric wires;3 circuit box;4 green lights;5 red lights;6 switches;7 settings buttons; 8 converting interfaces;9 LCD displays.
Specific embodiment
Below against accompanying drawing, by the description to embodiment, for example involved each of specific embodiment of the present utility model Mutual alignment between the shape of component, construction, each several part and annexation, the effect of each several part and operation principle, manufacture work Skill and operate with method etc., are described in further detail, to help those skilled in the art to invention of the present utility model Design, technical scheme have more complete, accurate and deep understanding.
As shown in Figures 1 and 2, plug described in the utility model, electric wire, circuit box and converting interface, in described circuit box Portion is provided with Circuits System, and its top is provided with display lamp, LCD display and settings button, and installed in front has switch, described electricity Road system is connected with plug and converting interface respectively by electric wire, and described plug accesses civil power and exports after Circuits System process To converting interface, user accesses electrical equipment by converting interface.
Further, described Circuits System includes control system, protection circuit, control system power supply circuits, relay are cut Change circuit, EMC wave filter, power-off observation circuit and output current detector, described control system includes MCU processor, AD mould Block and optical coupling isolator;Described protection circuit includes protective tube F, critesistor REM and varistor U;Described control system supplies Circuit includes transformator T, switch buck circuit, charge management circuit, switching circuit, lithium battery and linear voltage regulator.
Further, described protective tube F one end is connected with plug A end, and the other end is connected with critesistor REM one end Connect, the critesistor REM other end is connected with EMC wave filter A_IN end;Protective tube F and temperature-sensitive are accessed in described varistor U one end Between resistance REM, the other end accesses plug B end;Described plug B terminates into EMC wave filter B_IN end;
Further, described EMC wave filter includes output terminals A _ OUT and B_OUT, its A_OUT end be connected with relay JK, B_OUT end is connected with converting interface B end, and described relay JK is connected with converting interface A end, and is connected with drive circuit, described Drive circuit control relay JK action switches.
The input of described transformator T includes two ports of TA, TB, and wherein TA terminates into EMC wave filter and relay JK Between, TB terminates between EMC wave filter and converting interface, and the outfan of described transformator T is connected with rectifier bridge BR, described rectification Bridge BR is connected with output filter capacitor, and described output filter capacitor is connected with switch buck circuit, described switch buck circuit It is connected with linear voltage regulator by switching circuit, and it is connected with charge management circuit, described charge management circuit is to lithium Battery charges, and described lithium battery is connected with linear voltage regulator by switching circuit, and described switching circuit sends in control system Control signal effect lower control switching circuit action, thus connecting linear voltage regulator and switch buck circuit or Charge Management The connection of circuit.
Further, described MCU processor is connected with settings button, display lamp, A/D module, optical coupling isolator respectively, Described optical coupling isolator is connected with drive circuit, described A/D module respectively with power-off observation circuit and output current detector phase Connect, described power-off observation circuit is connected with plug A, B end respectively, described amperometric respectively with converting interface A, B end phase Connect, described display lamp includes green light and red light.
This utility model principle is:Plug accesses civil power, and power supply exports converting interface after Circuits System process, and electricity consumption sets Access power supply for by converting interface, we switch to realize the control of power supply output by control relay JK in Circuits System System, thus can be come using electric equipment timing working by the switching of timing controlled relay.Actuating of relay switching is by controlling Come to control, we adopt single-chip microcomputer to control system to system processed here, circuit and on install settings button composition button mould Block, control system obtains setting command and the data of user by key-press module, and the order of setting and data are that timing turns off Time point and the time point opened, control system processes output control signal further after receiving the order of setting and data and makes Can drive circuit, drive circuit works are so that relay switching action.
Control system want accurate timing cannot power down, so we to do the power supply of control system using UPS, Power input under normal circumstances pass through transformer pressure-reducing, then by switch buck circuit and linear voltage regulator export 5V voltage to Control system each unit is powered, once power input is abnormal believing as, under powering-off state, power-off observation circuit can input power-off Breath sends control system to, and control system judges control switching circuit work at once, so that lithium battery and linear voltage regulator Connect so that control system normal work.Control system will carry out necessary signal isolation process when controlling drive circuit, this In we realize the isolation of control system and drive circuit using optical coupling isolator, so can effectively prevent drive circuit pair The interference of control system.
The protective tube that in Circuits System, we are arranged in the end of incoming cables of power supply is in order to prevent high current from burning Circuits System, setting The varistor put and critesistor can prevent the infringement to circuit for the surge voltage, and we add EMC in circuit simultaneously Wave filter, so can effective suppression electromagnetic interference, by taking these measures in circuit, we can be electrical equipment There is provided higher-quality power supply, this is less compared to being directly electrically accessed the impact to power supply unit for the power supply from city.Circuit box The LCD display of upper setting is in order to display system data and state;The display lamp of setting has or not output in order to indicate power supply, red Lamp is bright to represent non-transformer output, and green light indicates that power supply exports;The switch of setting is in order to control the work of whole circuit.
Above in conjunction with accompanying drawing, this utility model is exemplarily described it is clear that this utility model implements is not subject to The restriction of aforesaid way, as long as employ changing of the various unsubstantialities that method design of the present utility model is carried out with technical scheme Enter, or not improved by of the present utility model design and technical scheme directly apply to other occasions, all in this utility model Protection domain within.Protection domain of the present utility model should be defined by the protection domain that claims are limited.

Claims (7)

1. a kind of power extending line that can regularly cut-off is it is characterised in that including plug, electric wire, circuit box and converting interface, described Inside circuit box, Circuits System is installed, its top is provided with display lamp, LCD display and settings button, installed in front has out Close, described Circuits System is connected with plug and converting interface respectively by electric wire, described plug accesses civil power through Circuits System Converting interface is exported, user accesses electrical equipment by converting interface after process.
2. the power extending line that can regularly cut-off according to claim 1 is it is characterised in that described Circuits System includes controlling System processed, protection circuit, control system power supply circuits, relay switching circuit, EMC wave filter, power-off observation circuit and output Amperometric, described control system includes MCU processor, A/D module and optical coupling isolator;Described protection circuit includes insuring Pipe F, critesistor REM and varistor U;Described control system power supply circuits include transformator T, switch buck circuit, charging Management circuit, switching circuit, lithium battery and linear voltage regulator.
3. the power extending line that can regularly cut-off according to claim 2 it is characterised in that described protective tube F one end with Plug A end is connected, and the other end is connected with critesistor REM one end, the critesistor REM other end and EMC wave filter A_IN End connects;Described varistor U one end is accessed between protective tube F and critesistor REM, and the other end accesses plug B end;Described slotting Head B terminates into EMC wave filter B_IN end.
4. the power extending line that can regularly cut-off according to claim 2 is it is characterised in that described EMC wave filter includes Output terminals A _ OUT and B_OUT, its A_OUT end is connected with relay JK, B_OUT end and is connected with converting interface B end, described relay Device JK is connected with converting interface A end, and is connected with drive circuit, described drive circuit control relay JK action switching.
5. the power extending line that can regularly cut-off according to claim 2 is it is characterised in that the input of described transformator T End includes two ports of TA, TB, and wherein TA terminates between EMC wave filter and relay JK, and TB terminates into EMC wave filter and turns Between interface, the outfan of described transformator T is connected with rectifier bridge BR, and described rectifier bridge BR is connected with output filter capacitor, institute State output filter capacitor to be connected with switch buck circuit, described switch buck circuit passes through switching circuit and linear voltage regulator phase Connect, and it is connected with charge management circuit, to lithium cell charging, described lithium battery passes through switching to described charge management circuit Circuit is connected with linear voltage regulator, and described switching circuit controls switching circuit under the control signal effect that control system sends Action, thus connect the connection of linear voltage regulator and switch buck circuit or charge management circuit.
6. the power extending line that can regularly cut-off according to claim 2 is it is characterised in that described MCU processor is distinguished It is connected with settings button, LCD display, display lamp, A/D module, optical coupling isolator, described optical coupling isolator and drive circuit It is connected, described A/D module is connected with power-off observation circuit and output current detector respectively, described power-off observation circuit divides It is not connected with plug A, B end, described amperometric is connected with converting interface A, B end respectively.
7. the power extending line that can regularly cut-off according to claim 1 is it is characterised in that described display lamp includes green light With red light.
CN201620577941.6U 2016-06-14 2016-06-14 Power extension line that can regularly cut -off Expired - Fee Related CN205960338U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620577941.6U CN205960338U (en) 2016-06-14 2016-06-14 Power extension line that can regularly cut -off

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620577941.6U CN205960338U (en) 2016-06-14 2016-06-14 Power extension line that can regularly cut -off

Publications (1)

Publication Number Publication Date
CN205960338U true CN205960338U (en) 2017-02-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620577941.6U Expired - Fee Related CN205960338U (en) 2016-06-14 2016-06-14 Power extension line that can regularly cut -off

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106848766A (en) * 2017-03-31 2017-06-13 陕西科技大学 A kind of insert row for being provided with battery core

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106848766A (en) * 2017-03-31 2017-06-13 陕西科技大学 A kind of insert row for being provided with battery core

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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: 20170215

Termination date: 20190614