CN105914864B - A kind of electrical cabinet - Google Patents
A kind of electrical cabinet Download PDFInfo
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- CN105914864B CN105914864B CN201610243707.4A CN201610243707A CN105914864B CN 105914864 B CN105914864 B CN 105914864B CN 201610243707 A CN201610243707 A CN 201610243707A CN 105914864 B CN105914864 B CN 105914864B
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- intermediate relay
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- 230000005611 electricity Effects 0.000 claims abstract description 23
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 238000005286 illumination Methods 0.000 claims abstract description 8
- 238000004146 energy storage Methods 0.000 claims description 9
- 238000005516 engineering process Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000004134 energy conservation Methods 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000008439 repair process Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 101000874179 Homo sapiens Syndecan-1 Proteins 0.000 description 3
- 102100035721 Syndecan-1 Human genes 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 101000740519 Homo sapiens Syndecan-4 Proteins 0.000 description 2
- 102100037220 Syndecan-4 Human genes 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Programmable Controllers (AREA)
- Relay Circuits (AREA)
Abstract
The invention discloses a kind of electrical cabinets comprising the control loop of replaceable drawout cubicle, economize on electricity bypass control loop, breaker control circuit, cabinet intraoral illumination circuit, measurement circuit.Benefit of the invention is that being used under economize on electricity loop state or under by-path running status in user, it needs to switch other primary Ioops if there is failure to use, it can be in case of constant power using the present invention, directly from switching to energy conservation, or from energy conservation to bypass, it can be handed over, switch within a sine wave period, such electrical equipment would not power off in 0.02S.
Description
Technical field
The present invention relates to a kind of electrical cabinets, more particularly to a kind of energy-saving cabinet.
Background technique
Large capacity switching system in the market can not all accomplish to have load to switch in the past, and so-called to have load switching be exactly charging equipment
In the case where not stopping load, directly from be switched to all the way another way power supply.As if low-voltage distributing line will switch another way
Power supply, it is necessary to switch again after rear end electrical equipment is shut down, it is in use, very complicated in production line technique, have
Production technology halt production once restart again, need to spend many manpower financial capacity's material resources, and complicated for operation, it is necessary to have
Professional can operate.Usually control electric cabinet interior design can only shut down halt production replacement dimension when main components are broken
It repairs, has seriously affected production efficiency, and there are certain risk.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of energy-saving cabinets, benefit of the invention is that, section is used in user
Under electrical circuit state or under by-path running status, needs to switch other primary Ioops if there is failure and use, utilize this hair
It is bright directly from switching to energy conservation, or from energy conservation to bypass, can to switch in 0.02S in case of constant power
Past switches within a sine wave period, and such electrical equipment would not power off.Realize that Important Components damage can be direct
It extracts repair and replacement out, realizes safe ready operation.
The present invention is to solve above-mentioned technical problem by following technical proposals: a kind of energy-saving cabinet, which is characterized in that its
Control loop, economize on electricity bypass control loop including replaceable drawout cubicle, breaker control circuit, cabinet intraoral illumination circuit, measurement
Circuit, the control loop of replaceable drawout cubicle, economize on electricity bypass control loop, breaker control circuit, cabinet intraoral illumination circuit, measurement
Circuit is sequentially connected；
The control loop of the replaceable drawout cubicle includes touch screen, voltage transmitter, Switching Power Supply, the first programmable control
Device processed, the second programmable controller, third programmable controller, signal feed back programmable controller, Switching Power Supply, voltage transmission
Device, touch screen, the first intermediate relay coil, the second intermediate relay coil, third intermediate relay coil, among the 4th after
Electric apparatus coil, the 5th intermediate relay coil, the 6th intermediate relay coil, the 7th intermediate relay coil, among the 8th after
Electric apparatus coil, the 9th intermediate relay coil, the tenth intermediate relay coil, the 11st intermediate relay coil, in the 12nd
Between relay coil, the first temperature sensor, second temperature sensor, third temperature sensor, the first intermediate relay coil,
Second intermediate relay coil, third intermediate relay coil, the 4th intermediate relay coil all with the first programmable controller
It is connected, the 5th intermediate relay coil, the 6th intermediate relay coil, the 7th intermediate relay coil, the 8th intermediate relay
Coil, the 9th intermediate relay coil, the tenth intermediate relay coil, the 11st intermediate relay coil, among the 12nd after
Electric apparatus coil is all connected with the second programmable controller, the first temperature sensor, second temperature sensor, third temperature sensor
All it is connected with signal feedback programmable controller, touch screen is connected with the first programmable controller, and voltage transmitter and third can
Programmable controller, Switching Power Supply are connected, the first intermediate relay coil and the second intermediate relay coils from parallel connection of coils, among second after
Electric apparatus coil and third intermediate relay coils from parallel connection of coils, third intermediate relay coil and the 4th intermediate relay coils from parallel connection of coils,
4th intermediate relay coil and the 5th intermediate relay coils from parallel connection of coils, the 5th intermediate relay coil and the 6th intermediate relay
Coils from parallel connection of coils, the 6th intermediate relay coil and the 7th intermediate relay coils from parallel connection of coils, the 7th intermediate relay coil and the 8th
Intermediate relay coils from parallel connection of coils, the 8th intermediate relay coil and the 9th intermediate relay coils from parallel connection of coils, the 9th intermediate relay
Coil and the tenth intermediate relay coils from parallel connection of coils, the tenth intermediate relay coil and the 11st intermediate relay coils from parallel connection of coils, the
11 intermediate relay coils and the 12nd intermediate relay coils from parallel connection of coils；
The economize on electricity bypass control loop includes third intermediate relay normally opened contact, the 4th normally opened touching of intermediate relay
Point, the 11st intermediate relay normally opened contact, third intermediate relay normally-closed contact, the 4th intermediate relay normally-closed contact, can
Programmable controller the 4th inputs contact, programmable controller the 5th inputs contact, pulse relay normally opened contact, electromagnetic relay
Normally opened contact, the first knob, the second knob, third knob, the 4th button, the first indicator light, the second indicator light, relay return
Road, the first differential relay normally opened contact, first frequency relay normally open contact, third intermediate relay normally opened contact and impact
Relay normally open contact is in parallel, and pulse relay normally opened contact is in parallel with the first knob, third intermediate relay normally opened contact and
Second knob, relay circuit, the series connection of the 4th intermediate relay normally-closed contact, the first indicator light and the first differential relay are normally opened
Contact series, the 11st intermediate relay normally opened contact is in parallel with the 4th intermediate relay normally opened contact, the 4th intermediate relay
Normally opened contact is in parallel with electromagnetic relay normally opened contact, and electromagnetic relay normally opened contact is in parallel with third knob, among the 4th after
Electric appliance normally opened contact is connected with the 4th button, third intermediate relay normally-closed contact, relay circuit, the second indicator light and first
The series connection of frequency relay normally opened contact, programmable controller the 4th inputs contact and programmable controller the 5th inputs contact simultaneously
Connection；
The breaker control circuit includes white indicating light, the input of programmable controller first contact, PLC technology
The input of device second contact, programmable controller third input contact, breaker, yellow indicator lamp, the first intermediate relay are normally opened
Contact, the first intermediate relay normally opened contact, first switch button, the second button switch, the first red indicating light, the first green
Indicator light, the second red indicating light, the second green indicator light, buzzer, the second differential relay normally opened contact, second frequency after
Electric appliance normally opened contact, white indicating light and programmable controller third input contact series, and yellow indicator lamp is connected with breaker,
First intermediate relay normally opened contact is connected with breaker, the second differential relay normally opened contact, and the second differential relay is normally opened
Contact is in parallel with second frequency relay normally open contact, and the first intermediate relay normally opened contact is in parallel with first switch button, the
One green indicator light is in parallel with the first intermediate relay normally opened contact, first switch button, the second differential relay normally opened contact,
First intermediate relay normally opened contact, the second button switch, the first red indicating light are parallel with one another and all connect with breaker, the
Two green indicator lights input contact with programmable controller second, breaker is connected, the second red indicating light and PLC technology
Device first inputs contact, breaker series connection, and buzzer is connected with breaker；
The measuring circuit includes Hall sensor, three-phase comprehensive electric power monitoring instrument, Hall sensor and three-phase comprehensive
Electric power monitoring instrument series connection.
Preferably, the Switching Power Supply ground connection.
Preferably, it is equipped with energy storage motor, closing coil, opening coil, under-voltage coil in the breaker, energy storage motor,
Closing coil, opening coil, under-voltage coil are all parallel with one another.
The positive effect of the present invention is that: it is used under economize on electricity loop state or in by-path running status in user
Under, it needs to switch other primary Ioops if there is failure and uses, it can in case of constant power, directly from side using the present invention
Road is to energy conservation, or from energy conservation to bypass, can be handed in 0.02S, switches within a sine wave period, this
Sample electrical equipment would not power off.Solves the problem that energy-saving equipment must have a power failure if necessary to Maintenance and Repair, rear end equipment.This
Invention realizes that Important Components damage can directly extract repair and replacement out to electrical control cabinet, realizes safe ready operation.
Detailed description of the invention
Fig. 1 is the system framework figure of energy-saving cabinet of the present invention.
Fig. 2 is the circuit diagram of replaceable drawout cubicle control loop in the present invention.
Fig. 3 is the circuit diagram of economize on electricity bypass control loop in the present invention.
Fig. 4 is the circuit diagram of breaker control circuit in the present invention.
Fig. 5 is the circuit diagram that circuit is measured in the present invention.
Specific embodiment
Present pre-ferred embodiments are provided with reference to the accompanying drawing, in order to explain the technical scheme of the invention in detail.
As shown in Figure 1, energy-saving cabinet of the present invention includes the control loop of replaceable drawout cubicle, economize on electricity bypass control loop, breaks
Road device control loop, cabinet intraoral illumination circuit, measurement circuit, the control loop of replaceable drawout cubicle, are broken at economize on electricity bypass control loop
Road device control loop, cabinet intraoral illumination circuit, measurement circuit are sequentially connected, wherein the economize on electricity bypass control loop includes PLC section
Electric control, manually economize on electricity control, economize on electricity instruction, the control of PLC Bypass Control, manual bypass, bypass instruction；The breaker control
Circuit includes PLC energy storage signal, tank circuit, energy storage instruction, closing circuit, closing by hand, close a floodgate instruction, sub-gate circuit, hand
Dynamic separating brake, separating brake instruction, decompression circuit, sub-gate signal, switching signal, indicating fault；The measurement circuit includes three-phase current
Measurement, sampling current, three-phase voltage measurement, control accessory power supply, PLC input power, communication interface.Cabinet intraoral illumination circuit is existing
Some circuits.
As shown in Fig. 2, the replaceable drawout cubicle control loop includes touch screen DOP, voltage transmitter YDD, switch electricity
Source DRP, the first programmable controller DVP1, the second programmable controller DVP2, third programmable controller DVP3, signal feedback
Programmable controller DVP4, the first intermediate relay coil KA1, the second intermediate relay coil KA2, third intermediate relay line
Enclose KA3, the 4th intermediate relay coil KA4, the 5th intermediate relay coil KA5, the 6th intermediate relay coil KA6, the 7th
Intermediate relay coil KA7, the 8th intermediate relay coil KA8, the 9th intermediate relay coil KA9, the tenth intermediate relay
Coil KA10, the 11st intermediate relay coil KA11, the 12nd intermediate relay coil KA12, the first temperature sensor
PT100/A, second temperature sensor PT100/B, third temperature sensor PT100/C, the first intermediate relay coil KA1,
Two intermediate relay coil KA2, third intermediate relay coil KA3, the 4th intermediate relay coil KA4 are programmable with first
Controller DVP1 is connected, the 5th intermediate relay coil KA5, the 6th intermediate relay coil KA6, the 7th intermediate relay coil
KA7, the 8th intermediate relay coil KA8, the 9th intermediate relay coil KA9, the tenth intermediate relay coil KA10, the 11st
Intermediate relay coil KA11, the 12nd intermediate relay coil KA12 are connected with the second programmable controller DVP2, and first
Temperature sensor PT100/A, second temperature sensor PT100/B, third temperature sensor PT100/C can be compiled with signal feedback
Range controller DVP4 is connected, and touch screen DOP is connected with the first programmable controller DVP1, and voltage transmitter YDD can be compiled with third
Range controller DVP3, Switching Power Supply are connected DRP, the first intermediate relay coil KA1 and the second intermediate relay coil KA2 simultaneously
Connection, the second intermediate relay coil KA2 is in parallel with third intermediate relay coil KA3, third intermediate relay coil KA3 and the
Four intermediate relay coil KA4 are in parallel, and the 4th intermediate relay coil KA4 is in parallel with the 5th intermediate relay coil KA5, and the 5th
Intermediate relay coil KA5 is in parallel with the 6th intermediate relay coil KA6, among the 6th intermediate relay coil KA6 and the 7th
Relay coil KA7 is in parallel, and the 7th intermediate relay coil KA7 is in parallel with the 8th intermediate relay coil KA8, among the 8th after
Electric apparatus coil KA8 is in parallel with the 9th intermediate relay coil KA9, the 9th intermediate relay coil KA9 and the tenth intermediate relay
Coil KA10 is in parallel, and the tenth intermediate relay coil KA10 is in parallel with the 11st intermediate relay coil KA11, among the 11st
Relay coil KA11 is in parallel with the 12nd intermediate relay coil KA12.Switching Power Supply DRP ground connection, electrostatic can be led in time
Out.
As shown in figure 3, the economize on electricity bypass control loop includes third intermediate relay normally opened contact KA3, among the 4th
Relay normally open contact KA4, the 11st intermediate relay normally opened contact KA11, third intermediate relay normally-closed contact KA31,
Four intermediate relay normally-closed contact KA41, programmable controller the 4th input contact X3, programmable controller the 5th inputs contact
X4, pulse relay normally opened contact ZC, electromagnetic relay normally opened contact FC, the first knob SDC1, the second knob SDT2, third are pressed
Turn round SDT3, the 4th button SDC4, the first indicator light 2SBC/HJ, the second indicator light 2SBT/HP, relay circuit ZCFC, first poor
Motor type relay normally opened contact KZ1, first frequency relay normally open contact KF1, third intermediate relay normally opened contact KA3 and impact
Relay normally open contact ZC is in parallel, and pulse relay normally opened contact ZC is in parallel with the first knob SDC1, and third intermediate relay is normal
It opens contact KA3 to connect with the second knob SDT2, relay circuit ZCFC, the 4th intermediate relay normally-closed contact KA41, first refers to
Show that lamp 2SBC/HJ connects with the first differential relay normally opened contact KZ1, the 11st intermediate relay normally opened contact KA11 and the 4th
Intermediate relay normally opened contact KA4 is in parallel, and the 4th intermediate relay normally opened contact KA4 and electromagnetic relay normally opened contact FC are simultaneously
Connection, electromagnetic relay normally opened contact FC is in parallel with third knob SDT3, the 4th intermediate relay normally opened contact KA4 and the 4th button
SDC4, third intermediate relay normally-closed contact KA31, relay circuit ZCFC series connection, the frequency of the second indicator light 2SBT/HP and first
Rate relay normally open contact KF1 series connection, programmable controller the 4th inputs contact X3 and programmable controller the 5th inputs contact
X4 is in parallel.
As shown in figure 4, the breaker control circuit includes white indicating light HW, the input of programmable controller first contact
X0, programmable controller second input contact X1, programmable controller third inputs contact X2, circuit breaker Q F, yellow indicator lamp
HY, the first intermediate relay normally opened contact KA1, the first intermediate relay normally opened contact KA2, first switch button SBC, second are pressed
Button switch SBT, the first red indicating light HR, the first green indicator light HG, the second red indicating light HR ', the second green indicator light
HG ', buzzer Q1, the second differential relay normally opened contact KZ2, second frequency relay normally open contact KF2, white indicating light HW
It connects with programmable controller third input contact X2, yellow indicator lamp HY connects with circuit breaker Q F, and the first intermediate relay is normal
It opens contact KA1 to connect with circuit breaker Q F, the second differential relay normally opened contact KZ2, the second differential relay normally opened contact KZ2
In parallel with second frequency relay normally open contact KF2, the first intermediate relay normally opened contact KA1 and first switch button SBC are simultaneously
Connection, the first green indicator light HG and the first intermediate relay normally opened contact KA1, first switch button SBC, the second differential relay
Normally opened contact KZ2 is in parallel, the first intermediate relay normally opened contact KA2, the second button switch SBT, the first red indicating light HR phase
It is mutually in parallel and all connect with circuit breaker Q F, the second green indicator light HG ' and the input of programmable controller second contact X1, breaker
QF series connection, the second red indicating light HR ' and programmable controller first input contact X0, circuit breaker Q F connects, buzzer Q1 and
Circuit breaker Q F series connection.
It is equipped with energy storage motor M, closing coil X, opening coil F, under-voltage coil Q in circuit breaker Q F, energy storage motor M, closes a floodgate
Coil X, opening coil F, under-voltage coil Q are parallel with one another, when external signal is to closing coil, closing coil work, energy storage electricity
Machine work once electrified drives combined floodgate executing agency to close a floodgate, 485 type interface output signals；It is executed when external signal inputs to breaker
When sub-switching operation, opening coil obtain it is electric, give operator signals, executing agency execute sub-switching operation, 485 type interfaces output letter
Number, sub-switching operation terminates, and separating brake executing agency resets.
As shown in figure 5, the measuring circuit includes Hall sensor LH, three-phase comprehensive electric power monitoring instrument YD, Hall is passed
Sensor LH connects with three-phase comprehensive electric power monitoring instrument YD.The effect of Hall sensor is the primary high electricity of reliable and secure processing
High current is pressed, high-voltage large current is processed into safe and reliable standard signal for three-phase comprehensive electric supervising device list processing.
The working principle of the replaceable drawout cubicle control loop is as follows: touch screen DOP detects each programmable controller
DVP working condition, detects whole control cabinet operating condition, and Switching Power Supply DRP supplies electricity to each programmable controller and touch
Shielding DOP, voltage transmitter YDD receives external signal, when outside, failure needs replacing drawer module, voltage transmitter
YDD instructs third programmable controller DVP3, the second programmable controller DVP2 of instruction output, the 5th intermediate relay coil
KA5 to the 12nd intermediate relay coil KA12 stops output services, the first programmable controller DVP1, the first intermediate relay
Coil KA1 to the 4th intermediate relay coil KA4 works, and gives external working signal forced working, and signal feeds back PLC technology
Device DVP4 real-time detection external signal is monitored to touch screen DOP, after the drawout cubicle replacement newly replaced, the first programmable control
Device DVP1 processed, the first intermediate relay coil KA1 to the 4th intermediate relay coil KA4 are disconnected, and external forced signal is given in stopping,
Second programmable controller DVP2, the 5th intermediate relay coil KA5 continue to put into the 12nd intermediate relay coil KA12
Former loop works, more change jobs end.The present invention realizes that Important Components damage can directly extract replacement dimension out to electrical control cabinet
It repairs, realizes safe ready operation.
The working principle for bypass control loop of economizing on electricity: the first button SDC1, first frequency relay normally open contact KF1 are pressed
Work once electrified, the second indicator light 2SBT/HP work, upon handover, presses the second button SDT, the normally opened touching of the first differential relay
Point KZ1 and pulse relay normally opened contact ZC work once electrified, for programmable controller inter-process, the first differential relay is normal
Open contact KZ1 and pulse relay normally opened contact ZC closure, the first indicator light 2SBC/HJ work, electromagnetic relay normally opened contact
FC obtains electric, electromagnetic relay normally opened contact FC closure output signal, internal data processing transient current voltage phase angle, by dynamic
Relay normally open contact KZ Setting signal adjusts current voltage current phase angle, when reaching synchronous electromagnetism synchronous phase angle, so
Excision first frequency relay normally open contact KF1 and pulse relay normally opened contact ZC afterwards, entire constantly electric handoff procedure terminate.
In user using under economize on electricity loop state or under by-path running status, needing to switch other primary Ioops if there is failure makes
With can in case of constant power, directly from switching to energy conservation, or from energy conservation to bypass, in 0.02S using the present invention
It can be handed over, switch within a sine wave period, such electrical equipment would not power off, and solve energy-saving equipment
If necessary to Maintenance and Repair, problem that rear end equipment must have a power failure.
Benefit of the invention is that in user using economizing on electricity under loop state or under by-path running status, if there is event
Barrier needs to switch other primary Ioops and uses, using the present invention can in case of constant power, directly from switching to energy conservation, or
From energy conservation to bypass, it can be handed in 0.02S, as soon as switch within sine wave period, such electrical equipment
It will not power off.
Particular embodiments described above, the technical issues of to solution of the invention, technical scheme and beneficial effects carry out
It is further described, it should be understood that the above is only a specific embodiment of the present invention, is not limited to
The present invention, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this
Within the protection scope of invention.
Claims (3)
1. a kind of electrical cabinet, which is characterized in that it includes the control loop of replaceable drawout cubicle, economize on electricity bypass control loop, breaks
Road device control loop, cabinet intraoral illumination circuit, measurement circuit, the control loop of replaceable drawout cubicle, are broken at economize on electricity bypass control loop
Road device control loop, cabinet intraoral illumination circuit, measurement circuit are sequentially connected；
The control loop of the replaceable drawout cubicle includes touch screen, voltage transmitter, Switching Power Supply, the first PLC technology
Device, the second programmable controller, third programmable controller, signal feed back programmable controller, Switching Power Supply, voltage transmission
Device, touch screen, the first intermediate relay coil, the second intermediate relay coil, third intermediate relay coil, among the 4th after
Electric apparatus coil, the 5th intermediate relay coil, the 6th intermediate relay coil, the 7th intermediate relay coil, among the 8th after
Electric apparatus coil, the 9th intermediate relay coil, the tenth intermediate relay coil, the 11st intermediate relay coil, in the 12nd
Between relay coil, the first temperature sensor, second temperature sensor, third temperature sensor, the first intermediate relay coil,
Second intermediate relay coil, third intermediate relay coil, the 4th intermediate relay coil all with the first programmable controller
It is connected, the 5th intermediate relay coil, the 6th intermediate relay coil, the 7th intermediate relay coil, the 8th intermediate relay
Coil, the 9th intermediate relay coil, the tenth intermediate relay coil, the 11st intermediate relay coil, among the 12nd after
Electric apparatus coil is all connected with the second programmable controller, the first temperature sensor, second temperature sensor, third temperature sensor
All it is connected with signal feedback programmable controller, touch screen is connected with the first programmable controller, and voltage transmitter and third can
Programmable controller, Switching Power Supply are connected, the first intermediate relay coil and the second intermediate relay coils from parallel connection of coils, among second after
Electric apparatus coil and third intermediate relay coils from parallel connection of coils, third intermediate relay coil and the 4th intermediate relay coils from parallel connection of coils,
4th intermediate relay coil and the 5th intermediate relay coils from parallel connection of coils, the 5th intermediate relay coil and the 6th intermediate relay
Coils from parallel connection of coils, the 6th intermediate relay coil and the 7th intermediate relay coils from parallel connection of coils, the 7th intermediate relay coil and the 8th
Intermediate relay coils from parallel connection of coils, the 8th intermediate relay coil and the 9th intermediate relay coils from parallel connection of coils, the 9th intermediate relay
Coil and the tenth intermediate relay coils from parallel connection of coils, the tenth intermediate relay coil and the 11st intermediate relay coils from parallel connection of coils, the
11 intermediate relay coils and the 12nd intermediate relay coils from parallel connection of coils；
The economize on electricity bypass control loop includes third intermediate relay normally opened contact, the 4th intermediate relay normally opened contact,
11 intermediate relay normally opened contacts, third intermediate relay normally-closed contact, the 4th intermediate relay normally-closed contact, programmable control
Device the 4th processed inputs contact, programmable controller the 5th inputs contact, pulse relay normally opened contact, the normally opened touching of electromagnetic relay
Point, the first button, the second button, third button, the 4th button, the first indicator light, the second indicator light, relay circuit, first
Differential relay normally opened contact, first frequency relay normally open contact, third intermediate relay normally opened contact and pulse relay
Normally opened contact is in parallel, and pulse relay normally opened contact is in parallel with the first button, and third intermediate relay normally opened contact is pressed with second
Button, relay circuit, the series connection of the 4th intermediate relay normally-closed contact, the first indicator light and the first differential relay normally opened contact string
Connection, the 11st intermediate relay normally opened contact is in parallel with the 4th intermediate relay normally opened contact, the 4th normally opened touching of intermediate relay
Point is in parallel with electromagnetic relay normally opened contact, and electromagnetic relay normally opened contact is in parallel with third button, and the 4th intermediate relay is normal
Contact is opened to connect with the 4th button, relay circuit, third intermediate relay normally-closed contact, the second indicator light and first frequency after
The series connection of electric appliance normally opened contact, programmable controller the 4th inputs contact and programmable controller the 5th inputs contact shunt；
The breaker control circuit includes that white indicating light, programmable controller first input contact, programmable controller the
Two input contacts, programmable controller third input contact, breaker, yellow indicator lamp, the first intermediate relay normally opened contact,
Second intermediate relay normally opened contact, first switch button, the second button switch, the first red indicating light, the first green instruction
Lamp, the second red indicating light, the second green indicator light, buzzer, the second differential relay normally opened contact, second frequency relay
Normally opened contact, white indicating light and programmable controller third input contact series, and yellow indicator lamp is connected with breaker, and first
Intermediate relay normally opened contact is connected with breaker, the second differential relay normally opened contact, the second differential relay normally opened contact
In parallel with second frequency relay normally open contact, the first intermediate relay normally opened contact is in parallel with first switch button, and first is green
Color indicator light is in parallel with the first intermediate relay normally opened contact, first switch button, the second differential relay normally opened contact, and second
Intermediate relay normally opened contact, the second button switch, the first red indicating light are parallel with one another and all connect with breaker, and second is green
Color indicator light and programmable controller second input contact, breaker connect, the second red indicating light and programmable controller the
One input contact, breaker series connection, buzzer are connected with breaker；
The measurement circuit includes Hall sensor, three-phase comprehensive electric power monitoring instrument, Hall sensor and three-phase comprehensive electric power
Measuring instrument series connection.
2. electrical cabinet according to claim 1, which is characterized in that the Switching Power Supply ground connection.
3. electrical cabinet according to claim 1, which is characterized in that be equipped in the breaker energy storage motor, closing coil,
Opening coil, under-voltage coil, energy storage motor, closing coil, opening coil, under-voltage coil are all parallel with one another.
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| CN201610243707.4A CN105914864B (en) | 2016-04-19 | 2016-04-19 | A kind of electrical cabinet |
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| CN201610243707.4A CN105914864B (en) | 2016-04-19 | 2016-04-19 | A kind of electrical cabinet |
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| CN105914864A CN105914864A (en) | 2016-08-31 |
| CN105914864B true CN105914864B (en) | 2019-01-22 |
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| CN108539743B (en) * | 2018-05-19 | 2021-08-17 | 北京合众汇能科技有限公司 | Energy-efficient type distribution terminal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204190217U (en) * | 2014-11-24 | 2015-03-04 | 信元瑞电气有限公司 | A kind of band power for illumination gas holder |
| CN104810824A (en) * | 2014-01-26 | 2015-07-29 | 江苏普瑞特科技股份有限公司 | Electrified switching device for an energy-saving cabinet |
| CN204793806U (en) * | 2015-07-22 | 2015-11-18 | 北京百度网讯科技有限公司 | Modularization regulator cubicle |
| CN205725133U (en) * | 2016-04-19 | 2016-11-23 | 江苏天翔节能科技有限公司 | Energy-saving cabinet |
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2016
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810824A (en) * | 2014-01-26 | 2015-07-29 | 江苏普瑞特科技股份有限公司 | Electrified switching device for an energy-saving cabinet |
| CN204190217U (en) * | 2014-11-24 | 2015-03-04 | 信元瑞电气有限公司 | A kind of band power for illumination gas holder |
| CN204793806U (en) * | 2015-07-22 | 2015-11-18 | 北京百度网讯科技有限公司 | Modularization regulator cubicle |
| CN205725133U (en) * | 2016-04-19 | 2016-11-23 | 江苏天翔节能科技有限公司 | Energy-saving cabinet |
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