CN205960338U - Power extension line that can regularly cut -off - Google Patents
Power extension line that can regularly cut -off Download PDFInfo
- 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
- switching
- converting interface
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- Expired - Fee Related
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 10
- 229910052744 lithium Inorganic materials 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 2
- 230000026676 system process Effects 0.000 description 4
- 238000002955 isolation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
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
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.
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 |
Family
ID=57967256
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)
| Country | Link |
|---|---|
| CN (1) | CN205960338U (en) |
Cited By (2)
| 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 |
| CN106953211A (en) * | 2017-05-05 | 2017-07-14 | 南京普天鸿雁电器科技有限公司 | Elongation line socket |
-
2016
- 2016-06-14 CN CN201620577941.6U patent/CN205960338U/en not_active Expired - Fee Related
Cited By (3)
| 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 |
| CN106953211A (en) * | 2017-05-05 | 2017-07-14 | 南京普天鸿雁电器科技有限公司 | Elongation line socket |
| CN106953211B (en) * | 2017-05-05 | 2022-11-01 | 南京普天鸿雁电器科技有限公司 | Extended line socket |
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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: 20170215 Termination date: 20190614 |