CN206259291U - The bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation - Google Patents
The bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation Download PDFInfo
- Publication number
- CN206259291U CN206259291U CN201621386396.9U CN201621386396U CN206259291U CN 206259291 U CN206259291 U CN 206259291U CN 201621386396 U CN201621386396 U CN 201621386396U CN 206259291 U CN206259291 U CN 206259291U
- Authority
- CN
- China
- Prior art keywords
- end ring
- connecting rod
- short
- armature
- punching
- 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.)
- Active
Links
Abstract
Traditional automatic throw-in equipment of emergency power supply, detection controlling unit is relatively more, causes that security is poor, the switching action time is long.A kind of bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation, its composition includes：Punching connecting rod, in punching connecting rod（1）Centre position armature support tube is installed（6）With armature pedestal（21）, permanent magnet A is respectively mounted in the both sides of the armature support tube separated by armature pedestal（22）With permanent magnet B（20）, in the punching connecting rod described in permanent magnet A sides, also it is respectively mounted holding armature A（5）, stress magnet A（4）, insulation end ring A（3）With short-circuit end ring A（2）, in the punching connecting rod of permanent magnet B sides, also it is respectively mounted holding armature B（7）, stress magnet B（8）, insulation end ring B（9）With short-circuit end ring B（10）.The utility model is used for high-voltage dual power automatic mutual operation device.
Description
Technical field：
The utility model is related to a kind of power transmission and transforming equipment, more particularly to a kind of bistable state of high-voltage dual power automatic mutual operation
Permanent magnet operating device.
Background technology：
With the progress of human society, people are constantly lifted to the demand of electric power.Although electric load is according to user
Importance and after having a power failure the loss that causes and influence be divided into different classes of, but for user's demand in itself, not
Wish to have a power failure；Either school, factory, hotel, restaurant, even resident is also not desired to stop one minute electricity more；Use the double electricity of low pressure
Source switching switch can substantially meet most of user's requests.And it is relatively more using computer for some, and the preservation of data, file
Compare crucial user, the use of low-voltage dual power switching switch cannot just meet demand；Since consider it from another perspective,
Double power supply converting switch is mounted with, certainly The faster the better for switch speed, the low-voltage dual power switching switch for using at present, it is determined
Position is the automatic switchover that dual power supply is realized with relatively low cost, substantially meets the demand of most of users.But want to make switching
Time is shorter, then need to change the mode of operation of its switching mechanism, could realize being switched fast；But technical difficulty can be very big,
Financial cost can be very high；Dual power supply switching for 3-10KV, what is commonly used at present is automatic throw-in equipment of emergency power supply,
It is exactly with two groups of automatic switchovers of working power of control realization of secondary circuit；And the detection controlling unit ratio of this switching device
It is more, therefore security is poor, reliability is low, and the switching action time is long.
The content of the invention：
The purpose of this utility model is to provide a kind of bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation.
Above-mentioned purpose is realized by following technical scheme：
A kind of bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation, its composition includes：Punching connecting rod,
The centre position of described punching connecting rod is provided with armature support tube and armature pedestal, is separated by described armature pedestal
The both sides of described armature support tube be respectively mounted permanent magnet A and permanent magnet B, in described permanent magnet A sides
In described punching connecting rod, holding armature A, stress magnet A, insulation end ring A and short-circuit end ring A are also respectively mounted, in institute
In the described punching connecting rod of the permanent magnet B sides stated, holding armature B, stress magnet B, insulating end are also respectively mounted
Ring B and short-circuit end ring B, in described holding armature A, stress magnet A, insulation end ring A, short-circuit end ring A, holding armature B, stress
The outside of magnet B, insulation end ring B and short-circuit end ring B is also set with end cap, is covered on the end cap at described short-circuit end ring A ends
Equipped with driving coil A, driving coil B is set with the end cap at described short-circuit end ring B ends.
The bistable permanent magnetic operation device of described high-voltage dual power automatic mutual operation, the two of described punching connecting rod
Punching stem nut, punching bar spring washer and punching bar plain cushion are separately installed with the outside of the short-circuit end ring A at end and short-circuit end ring B,
One group of connecting rod is connected on the end cap being respectively mounted on the outside of described short-circuit end ring A and short-circuit end ring B, described
The external part of the connecting rod in the outside of end cap is separately installed with connection stem nut, connecting rod spring washer and connecting rod plain cushion.
The bistable permanent magnetic operation device of described high-voltage dual power automatic mutual operation, described driving coil A and driving
Coil B is electrically connected in control circuit, and one end of described punching connecting rod is connected with operating mechanism, and the other end goes out with vacuum
The moving contact of arc chamber is connected.
The beneficial effects of the utility model：
1. permanent magnet operating device of the present utility model, due to the switching time between two-way power supply, is made up of three parts：For
Electric power failure monitor time, power supply switching command form time and operating mechanism switching action time.Wherein, operating mechanism is cut
Changing actuation time accounts for major part.Can be big using the bistable state permanent magnet operating mechanism based on electromagnetic launch and permanent magnetism holding technology
The big speed for improving operating mechanism switching action, therefore, reduce the switching time between two-way power supply.
Permanent magnet operating device of the present utility model, its two groups of direct link gears of vacuum interrupter, using with pressure
The insulated tension pole transmission of disk；One end of insulated tension pole is connected with operating mechanism, and is fastened with stop nut, prevents due to multiple
Act and loosen；The other end is connected with the moving contact of vacuum interrupter；Add the conduction that is flexible coupling between insulated tension pole and moving contact
Piece, to prevent loosening, can add screw thread glue, or stop nut will be used between insulated tension pole and operating mechanism on connecting bolt
It is fixed, it is rotated, prevent moving contact and loosened and the conducting strip that is flexible coupling between to reach.
Permanent magnet operating device of the present utility model, selection monitors main power source and stand-by power supply shape with PLC as core cell
State, the energy storage charging of control operation mechanism and operating mechanism driving etc., according to monitoring result, correctly makes rapidly to power failure
Reaction.Improve the reliability of switching switch.
Permanent magnet operating device of the present utility model, according to the control strategy for being switched fast main and auxiliary power supply process, by setting in advance
Fixed flow is controlled to switching switch, realizes being switched fast for main power source and stand-by power supply, can meet important electric power and use
Requirements at the higher level of the family to power supply continuity.
Brief description of the drawings：
Accompanying drawing 1 is the structural representation of permanent magnet operating device of the present utility model.
Accompanying drawing 2 is power supply monitoring of the present utility model and operating mechanism control circuit theory diagrams.
Accompanying drawing 3 is Load current monitoring circuit schematic diagram of the present utility model.
Accompanying drawing 4 is energy storage of the present utility model, control circuit theory diagrams.
In figure：1-punching connecting rod；2-short-circuit end ring A；3-insulation end ring A；4-stress magnet A；5-protect
Hold armature A；6-armature support tube；7-holding armature B；8-stress magnet B；9-insulation end ring B；10-short-circuit end
Ring B；11-punching stem nut；12-punching bar spring washer；13-punching bar plain cushion；14-connection stem nut；15-connection
Bar spring washer；16-connecting rod plain cushion；17-end cap；18-connecting rod；19-driving coil B；20-permanent magnet B；21
- armature pedestal：22-permanent magnet A；23-driving coil A.
Specific embodiment：
Embodiment 1：
A kind of bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation, its composition includes：Punching connecting rod,
The centre position of described punching connecting rod 1 is provided with armature support tube 6 and armature pedestal 21, by described armature pedestal institute
The both sides of separate described armature support tube are respectively mounted permanent magnet A 22 and permanent magnet B 20, in described permanent magnetic
In the described punching connecting rod of iron A sides, holding armature A 5, stress magnet A 4, the and of insulation end ring A 3 are also respectively mounted
Short-circuit end ring A 2, in the punching connecting rod described in described permanent magnet B sides, is also respectively mounted holding armature B
7th, stress magnet B 8, insulation end ring B 9 and short-circuit end ring B 10, in described holding armature A, stress magnet A, insulation end ring
The outside of A, short-circuit end ring A, holding armature B, stress magnet B, insulation end ring B and short-circuit end ring B is also set with end cap 17,
It is set with driving coil A 23 on the end cap at described short-circuit end ring A ends, drive is set with the end cap at described short-circuit end ring B ends
Moving winding B 19.
Embodiment 2
The bistable permanent magnetic operation device of the high-voltage dual power automatic mutual operation according to embodiment 1, wears in described
Punching stem nut 11, punching bar spring washer 12 are separately installed with the outside of the short-circuit end ring A at the two ends of heart connecting rod and short-circuit end ring B
With punching bar plain cushion 13, one is connected on the end cap being respectively mounted on the outside of described short-circuit end ring A and short-circuit end ring B
Group connecting rod 18, connection stem nut 14, connecting rod bullet are separately installed with the external part of the connecting rod in the outside of described end cap
Pad 15 and connecting rod plain cushion 16.
Embodiment 3
The bistable permanent magnetic operation device of the high-voltage dual power automatic mutual operation according to embodiment 2, described driving
Loop A and driving coil B are electrically connected in control circuit, and one end of described punching connecting rod is connected with operating mechanism, separately
One end is connected with the moving contact of vacuum interrupter.
Embodiment 4
The controlling party of the bistable permanent magnetic operation device of the high-voltage dual power automatic mutual operation according to embodiment 1 to 3
Method, its specific control flow is as follows：
（1）There is provided manual, automatic two kinds of control models, convenient operation；
（2）There is provided the mode bit of main switch, backup circuit breaker, the "on" position for monitoring main switch, backup circuit breaker, shape
State position represents that switch closes a floodgate for " 1 ", and mode bit is that " 0 " represents switch separating brake；
（3）After system electrification, first by main switch, the mode bit zero setting of backup circuit breaker, primary, spare solid-state switch is turned off；
（4）Read work pattern, selection is manually or automatically；
（5）If selection manual work pattern, first detect whether main switch switch knob is pressed, be divided into following two feelings
Condition：
If a. main switch switch knob is pressed, then detects whether main switch mode bit is " 1 ", main switch mode bit is not
" 1 " then enters " main switch making process ", and main switch mode bit is that " 1 " is then failure to actuate；
If b. main switch switch knob is not pressed, then detects whether backup circuit breaker switch knob is pressed, if backup circuit breaker
Switch knob is not pressed, and is failure to actuate, if backup circuit breaker switch knob is pressed, then detect backup circuit breaker mode bit whether be
" 1 ", backup circuit breaker mode bit is not that " 1 " then enters " backup circuit breaker making process ", and backup circuit breaker mode bit is then motionless " 1 "
Make；
（6）If selection automatic mode, first detect whether main power source has electricity, be divided into following two situations：
A. main power source has electricity, then detects whether main switch mode bit is " 1 ", and main switch mode bit is that " 1 " is then failure to actuate；It is main
On off state position is not " 1 ", then detects whether backup circuit breaker mode bit is " 1 ", if not " 1 " is then directly entered, " main switch is closed
Lock process ", if entering " main switch making process " after " 1 " then postpones 10 seconds；
B. main power source does not have electricity；Detect whether stand-by power supply has electricity again, power supply alarm signal exported if stand-by power supply does not have electricity,
If stand-by power supply has electricity to detect whether backup circuit breaker mode bit is " 1 " again；, backup circuit breaker mode bit be not " 1 " then enter it is standby
Switch making process, then detects whether main power source restores electricity again；If now main power source has electricity to enter " master after just postponing 10 seconds
Switch making process "；Main power source does not have electricity to be then failure to actuate；Backup circuit breaker mode bit is that " 1 " detects whether main power source restores electricity again；
If now main power source has electricity to enter " main switch making process " after just postponing 10 seconds；Main power source does not have electricity to be then failure to actuate；.
Embodiment 5：
The control method of the bistable permanent magnetic operation device of the high-voltage dual power automatic mutual operation according to embodiment 2,
Its power supply monitoring and operating mechanism control circuit, are shown in accompanying drawing 2, supply voltage monitoring circuit mainly include voltage comparator LM393,
Voltage stabilizing a reference source LM385-2.5, monostable flipflop 74LS123, photoelectric relay etc.；Operation principle：The power supply after rectification
Voltage accesses voltage comparator by divider resistance, and the reference voltage with voltage stabilizing a reference source is compared；Again voltage comparator
Output signal access monostable flipflop, trailing edge triggering is carried out to it；Switching value is converted into finally by photoelectric relay
Send into the input port of PLC；When supply voltage is normal, voltage comparator output high level, monostable flipflop is not triggered,
Output high level, photoelectric relay output low level；When power cut-off or Voltage Drop, voltage comparator is exported by high level
It is changed into low level, monostable flipflop obtains trailing edge triggering, exports low level, photoelectric relay output high level, by PLC
Controlling switch operating mechanism is acted.
Embodiment 6：
The control method of the bistable permanent magnetic operation device of the high-voltage dual power automatic mutual operation according to embodiment 2,
Its Load current monitoring circuit is shown in accompanying drawing 3, the main precision rectifer for including being made up of LM324, the voltage ratio being made up of LM393
Compared with device, the monostable flipflop being made up of 74LS123, photoelectric relay；Operation principle：It is negative to what is be tested by current transformer
Current sample is carried, and is converted to voltage signal and access precision rectifer；The output signal of precision rectifer is accessed into voltage ratio again
Compared with device, it is compared with reference voltage；Then the output signal of voltage comparator is accessed into monostable flipflop, carries out trailing edge
Triggering；The output signal of monostable flipflop is finally converted into the incoming PLC of switching value by photoelectric relay；Work as load current
The output voltage of precision rectifer is less than reference voltage when normal, and voltage comparator output high level, monostable flipflop does not have
Triggering, exports high level, photoelectric relay output low level；Work as load short circuits, the output electricity of precision rectifer when electric current is excessive
Pressure is more than reference voltage, and voltage comparator output is changed into low level from high level, and monostable flipflop obtains trailing edge triggering, defeated
Go out low level, photoelectric relay output high level starts overcurrent protection by PLC.
Embodiment 7：
The control method of the bistable permanent magnetic operation device of the high-voltage dual power automatic mutual operation stated according to embodiment 2, its
Energy storage, control circuit are shown in accompanying drawing 4, mainly include：Three phase full wave rectification bridge circuit, storage capacitor, control charge with IGBT and
Its drive circuit, control closing coil IGCT, the fly-wheel diode for preventing electric capacity reverse charging etc.；Energy storage, control circuit：
Main power source and stand-by power supply are charged to storage capacitor simultaneously by three-phase full wave rectifier circuit and charge protection resistance, it is ensured that
All the way in the case of power cut-off, switch switch operating mechanism storage capacitor energy trickle charge, enhance switching switch can
By property；PLC is controlled by " charge control " signal to IGBT, and then to control the charging of storage capacitor；Simultaneously by control
The IGCT of closing coil processed controls storage capacitor to the closing coil of main power switch and the closing line of Backup Power Switch
Circle electric discharge, so that the conversion of controlling switch contact；After switching motion terminates, it is necessary to which reserving time enough allowance makes storage capacitor
It is substantially discharged and allow the IGCT of control closing coil to complete switch off.
Claims (3)
1. a kind of bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation, its composition includes：Punching connecting rod, it is special
Levying is：Armature support tube and armature pedestal are installed in the centre position of described punching connecting rod, by described armature base
The both sides of the separate described armature support tube of seat are respectively mounted permanent magnet A and permanent magnet B, in described permanent magnet
In the described punching connecting rod of A sides, holding armature A, stress magnet A, insulation end ring A and short-circuit end ring are also respectively mounted
A, in the punching connecting rod described in described permanent magnet B sides, be also respectively mounted holding armature B, stress magnet B,
Insulation end ring B and short-circuit end ring B, in described holding armature A, stress magnet A, insulation end ring A, short-circuit end ring A, holding armature
The outside of B, stress magnet B, insulation end ring B and short-circuit end ring B is also set with end cap, the end at described short-circuit end ring A ends
Cover and be set with driving coil A, driving coil B is set with the end cap at described short-circuit end ring B ends.
2. the bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation according to claim 1, it is characterized in that：
Punching stem nut, punching bar are separately installed with the outside of the short-circuit end ring A at the two ends of described punching connecting rod and short-circuit end ring B
Spring washer and punching bar plain cushion, are connected on the end cap being respectively mounted on the outside of described short-circuit end ring A and short-circuit end ring B
One group of connecting rod, connection stem nut, connecting rod spring washer are separately installed with the external part of the connecting rod in the outside of described end cap
With connecting rod plain cushion.
3. the bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation according to claim 2, it is characterized in that：Institute
The driving coil A and driving coil B for stating are electrically connected in control circuit, one end of described punching connecting rod and operating mechanism
It is connected, the other end is connected with the moving contact of vacuum interrupter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621386396.9U CN206259291U (en) | 2016-12-16 | 2016-12-16 | The bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621386396.9U CN206259291U (en) | 2016-12-16 | 2016-12-16 | The bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206259291U true CN206259291U (en) | 2017-06-16 |
Family
ID=59029927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621386396.9U Active CN206259291U (en) | 2016-12-16 | 2016-12-16 | The bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206259291U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106531547A (en) * | 2016-12-16 | 2017-03-22 | 黑龙江博瑞特高新技术开发有限公司 | Bi-stable permanent magnet operating device and control method used for high-voltage dual-power automatic mutual input |
-
2016
- 2016-12-16 CN CN201621386396.9U patent/CN206259291U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106531547A (en) * | 2016-12-16 | 2017-03-22 | 黑龙江博瑞特高新技术开发有限公司 | Bi-stable permanent magnet operating device and control method used for high-voltage dual-power automatic mutual input |
| CN106531547B (en) * | 2016-12-16 | 2019-12-13 | 黑龙江博瑞特高新技术开发有限公司 | Bistable permanent magnet operating device for automatic mutual switching of high-voltage dual power supplies and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206972420U (en) | A kind of generating set double cell set control system | |
| CN105826063A (en) | Contactless on-load automatic positive and negative voltage regulating tap switch device for three-phase distribution transformer | |
| CN201750208U (en) | Double-power-supply automatic shifting circuit of embedded device with standby storage battery | |
| CN111696828A (en) | Self-power-off effective energy-saving television closing device | |
| CN103219792B (en) | A kind of double supply automatic switch-over circuit device | |
| CN201994717U (en) | Control device for supplying power to breaker control units | |
| CN206077065U (en) | Auto switching electric source system | |
| CN101127444A (en) | Intelligent operation/cutting method for power grid capacitor unit | |
| CN206259291U (en) | The bistable permanent magnetic operation device of high-voltage dual power automatic mutual operation | |
| CN201160036Y (en) | Low-power consumption intelligent zero crossing throwing and cutting controller | |
| CN102148529A (en) | Control device and control method thereof for intelligently supplying power to circuit breaker control unit | |
| CN201918935U (en) | Zero power consumption standby switch control device | |
| CN203787300U (en) | Control circuit of electric operating mechanism | |
| CN204270847U (en) | A kind of intellectuality can the transformer of loaded capacity regulating voltage regulating | |
| CN110957736A (en) | Reactive power compensation device based on novel compound fling-cut switch | |
| CN203367136U (en) | Controller with permanent-magnet mechanism | |
| CN203617935U (en) | Overload starting control device for low-power motor | |
| CN102868214A (en) | utomatic standby power supply switching box in small water power station | |
| CN202197147U (en) | Electrical appliance and control circuit thereof | |
| CN106531547B (en) | Bistable permanent magnet operating device for automatic mutual switching of high-voltage dual power supplies and control method | |
| CN205231837U (en) | Voltage track -hold circuit based on single -phase contravariant | |
| CN203911591U (en) | Monostable pole-mounted permanent magnetic mechanism circuit breaker operation pulse control device | |
| CN203205973U (en) | Double-power automatic switching circuit | |
| CN207691523U (en) | Dual power supply switch controller | |
| CN203423090U (en) | Intelligent ring main unit with voltage protection function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |