CN208257495U - A kind of control system of circuit breaker cart - Google Patents
A kind of control system of circuit breaker cart Download PDFInfo
- Publication number
- CN208257495U CN208257495U CN201820841272.8U CN201820841272U CN208257495U CN 208257495 U CN208257495 U CN 208257495U CN 201820841272 U CN201820841272 U CN 201820841272U CN 208257495 U CN208257495 U CN 208257495U
- Authority
- CN
- China
- Prior art keywords
- module
- control
- handcart
- control module
- circuit breaker
- 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
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Classifications
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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
-
- 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
Abstract
The utility model relates to a kind of control systems of circuit breaker cart, including handcart control module, motor positive and inverse control module, driving motor and power supply module, handcart control module control connection motor positive and inverse control module, motor positive and inverse control module control connection driving motor, power supply module is for electrical connection handcart control module, motor positive and inverse control module and driving motor, it further include energy-storage module, energy-storage module is for electrical connection handcart control module, motor positive and inverse control module and driving motor.The energy-storage module that the utility model passes through setting stand-by power supply, in the case where there is power-off suddenly, it is powered using the spare energy-storage module to handcart control module, motor positive and inverse control module and handcart motor, Emergency Power is provided, institute's predetermined control position is reached to control handcart position, the state that switchgear is in highly dangerous is effectively prevented, the safety coefficient in handcart control process is improved.
Description
Technical field
The utility model relates to a kind of control systems of circuit breaker cart, belong to circuit breaker cart control technology field.
Background technique
With the development of power grid and the raising of electrical equipment manufacture level, unattended substation is more and more in system,
To guarantee circuit safety operation, reliable power supply is also higher and higher to the operation monitoring requirement of switchgear house.
In the monitoring to switchgear, microcomputer protecting device is the important link of monitoring.Microcomputer protecting device acquisition
Various digital & analog signal amounts to breaker are communicated by RS485, data are uploaded to microcomputer backstage, microcomputer backstage can be right in real time
Breaker and handcart are monitored, such as: microcomputer backstage can monitor circuit breaker cart work, testing position, breaker open operation
Or the location status of "on" position, earthing；Background monitoring system is typically all to be in remoter place, breaker
It closes and divides, the map function of handcart position requires monitoring room, and not only working efficiency is low, while needing to expend a large amount of manpower.
In the prior art, background monitoring can carry out separating brake combined floodgate with remote control of circuit breaker, and the position of handcart can also be with
Long-range control, precondition is that handcart must be electric handcart, although someone increases electric operation module, handcart
Upper installation motor controls the propulsion of handcart by the rotating forward of motor, reversion, exits.For example, Authorization Notice No. is
The Chinese patent document of CN202089005U discloses a kind of control system of electric chassis truck, and structural block diagram is as shown in Figure 1.
But there are drawbacks for this method, if we encounter unexpected power blackout situation, then can not in backstage remote control handcart position transformation
The position of handcart is set to reach the position of institute's predetermined control, switchgear will be in the state of highly dangerous, and safety is poor, to work
There is also some potential safety problemss for personnel's person.
Utility model content
The purpose of the utility model is to provide a kind of control systems of circuit breaker cart, for solving backstage remote control handcart position
It is powered off suddenly when setting transformation, leads to not the problem of making handcart position reach institute predetermined control position.
In order to solve the above technical problems, the utility model provides a kind of control system of circuit breaker cart, including handcart
Control module, motor positive and inverse control module, driving motor and power supply module, the handcart control module control described in connection
Motor positive and inverse control module, the motor positive and inverse control module control connect the driving motor, and the power supply module supplies
It is electrically connected the handcart control module, motor positive and inverse control module and driving motor, further includes energy-storage module, the energy storage
Module for power supply connects the handcart control module, motor positive and inverse control module and driving motor.
The beneficial effects of the utility model are: by the energy-storage module of setting stand-by power supply, when the feelings that appearance powers off suddenly
Under condition, it is powered using the spare energy-storage module to handcart control module, motor positive and inverse control module and handcart motor,
Emergency Power is provided, so that controlling handcart position reaches institute's predetermined control position, switchgear is effectively prevented and is in highly dangerous
State, improve the safety coefficient in handcart control process.
Further, in order to handcart control module and motor positive and inverse control module offer backup power source, the energy storage
Module includes the first storage capacitor for being connected to first output end of power supply module, and first storage capacitor is for being electrically connected institute
State handcart control module and/or motor positive and inverse control module.
Further, in order to give driving motor provide backup power source, the energy-storage module further include the first AC/DC module and
Inversion filter module, the input terminal of the first AC/DC module connect the second output terminal of the power supply module, and described first
The output end of AC/DC module connects the input terminal of the inversion filter module, and the output end of the inversion filter module is for being electrically connected
The driving motor is connect, the output end of the first AC/DC module is connected with the second storage capacitor.
Further, the inversion filter module includes bridge type inverse module and LC filter module.
Further, in order to realize reliably protecting and real time monitoring, the handcart control module be additionally provided with for
The communication module that microcomputer protecting device is communicated.
Further, in order to realize that monitoring information transmits, the communication module is wire communication module or wireless communication
Module.
Further, handcart generates malfunction after handcart reaches designated position in order to prevent, and the handcart control module is also
It is connected with locking and manual priority control module.
Further, high current burns out handcart control module in order to prevent, and the handcart control module was also connected with
Flow control protective module.
Further, the power supply module includes the 2nd AC/DC module for connecting alternating current, the 2nd AC/DC
First output end of the output end of conversion module as the power supply module.
Further, the handcart control module is provided with handcart position detection module, the handcart control module control
Connect the bridge type inverse module.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the control system of existing circuit breaker cart；
Fig. 2 is the structural schematic diagram of the control system of the utility model circuit breaker cart；
Fig. 3 is the structural schematic diagram of power module and energy-storage module；
Fig. 4 is the circuit diagram of inversion filter module.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and specifically
The present invention will be further described in detail for embodiment.
The utility model provides a kind of control system of circuit breaker cart, and structural schematic diagram is as shown in Fig. 2, include hand
Vehicle control module, motor positive and inverse control module, driving motor, power supply module, energy-storage module, locking and manual priority control mould
Block and excessively flow control protective module.Wherein, handcart control module control connection motor positive and inverse control module, locking and manually
Priority acccess control module and excessively flow control protective module；Power supply module is controlled for electrical connection handcart control module, motor positive and inverse
Module and driving motor；Energy-storage module is for electrical connection handcart control module, motor positive and inverse control module and driving motor.
Wherein, handcart control module is rotated forward by motor positive and inverse control module control driving motor, is inverted to make handcart
Position, which is tested from handcart to wheeler, makees position；It crosses flow control protective module and is primarily used to protection handcart control module, prevent
High current burns out handcart control module, can not monitor so as to cause handcart position；Locking and manual priority control module are main
It is that handcart arrival designated position needs to prevent handcart from generating malfunction with locking.Due to locking and manual priority control module with
And cross the specific structure of flow control protective module and realize that function belongs to the prior art, details are not described herein again.
It is handcart control module, motor positive and inverse control mould by power supply module in circuit breaker cart course of normal operation
Block and driving motor power supply.When driving motor controls handcart position variation, encounter in the case that power supply module powers off suddenly, at this time
Handcart position can not reach the position of institute's predetermined control, and switchgear will be in the state of highly dangerous.In this case, it uses
Energy-storage module is powered to handcart control module, the power supply of motor positive and inverse control module and driving motor, to control breaker
Handcart reaches designated position, it is possible to prevente effectively from due to main power supply module power off suddenly and the safety accident that causes.
In the present embodiment, power supply needed for driving motor is 220V, and power supply needed for motor positive and inverse control module is 24V,
Power supply needed for handcart control module is 24V.The input terminal of the power supply module connects 220V alternating current, is divided into three tunnels and powers: first
Road powers directly to driving motor, as shown in figure 3, the second road and third road pass through an AC/DC module gives handcart control respectively
Molding block and the power supply of motor positive and inverse control module.
Certainly, in the identical situation of supply voltage required for handcart control module and motor positive and inverse control module,
As other embodiments, AC/DC module can also be with only one, and the AC/DC conversion module is controlled to handcart simultaneously at this time
Module and the power supply of motor positive and inverse control module, and the power supply required for handcart control module and motor positive and inverse control module
When voltage swing changes, need according to the actual set AC/DC module.
In order to realize stand-by power supply, as shown in figure 3, in the present embodiment, energy-storage module includes being separately connected two AC/DC
The storage capacitor C1 and C2 of the output end (output end of the output end of AC/DC module as power supply module) of module, C1 and
C2 is respectively handcart control module and the power supply of motor positive and inverse control module as spare accumulation power supply.As other embodiment party
Formula, when AC/DC conversion module is only one, the storage capacitor connected using the AC/DC module gives handcart control simultaneously
Molding block and the power supply of motor positive and inverse control module.It should be noted that the storage capacitor can also be substituted for rechargeable battery
Deng other accumulation power supplies.
As shown in figure 3, energy-storage module further includes AC/DC module and inversion filter module, the input terminal of the AC/DC module connects
Connect one of output end of power supply module, the input terminal of the output end connection inversion filter module of the AC/DC module, inversion filter
The output end of wave module is connected with storage capacitor C3 for being electrically connected driving motor, the output end of the AC/DC module.
As shown in figure 4, inversion filter module includes bridge type inverse module and LC filter module, the bridge type inverse module is by function
Rate switching tube K1, K2, K3 and K4 are constituted, and LC filter module is made of inductance L1 and capacitor C4.During the work time, storage capacitor
By the inversion of bridge type inverse module, switch K1 first, switch K3 are closed at the electric energy of C3 storage, have one before inductance L1
A negative voltage, lower end are positive voltage；When switch K2 and switch K4 are closed at, had before inductance L1 one it is positive
Voltage, lower end are negative voltage；It ceaselessly converts in this way, obtains a series of rectangular wave, then filtered by LC filter module
Smooth sine wave, that is, so-called 220V alternating current are obtained, this way it is possible to realize storage capacitor C3 is driving motor confession
Electricity.
So that it realizes and only encounters unexpected power blackout situation in handcart position transformation, backup power source is provided to driving motor,
And power-off suddenly occurs when handcart is located at predetermined position without providing the purpose of backup power source to driving motor, handcart controls mould
Block is provided with handcart position detection module, handcart control module control connection bridge-type inverter module.The handcart control module is logical
The location information for judging handcart is crossed, to correspond to the disconnection and closure situation of power switch tube in control bridge-type inverter module.In order to
Prevent electric energy in the case where providing backup power source, in storage capacitor C1, C2 and C3 back to AC/DC module for power supply, C1,
Counnter attack diode D1, D2 and D3 are also respectively connected between C2 and C3 and three AC/DC module.
In addition, in order to enhance the security reliability of monitoring, control, handcart control module, which is additionally provided with, to be used for and Microcomputer Protection
The communication module that device is communicated.The communication module is wire communication module or wireless communication module, be can according to need
It is set.Handcart control module and microcomputer protecting device may be incorporated for change information and the handcart control of detection handcart position
Variable information during system can will test information by the communication module and be combined into one, and handcart position movement is made more may be used
It leans on.In addition, handcart control module sends the information of acquisition to microcomputer protecting device, the handcart that microcomputer protecting device will receive
The information that the information that control module sends over is detected together with itself is uploaded to background monitoring system by Ethernet, and so
It is transmitted on monitoring personnel mobile phone terminal by GSM network afterwards, can achieve and monitor whenever and wherever possible.
Claims (10)
1. a kind of control system of circuit breaker cart, which is characterized in that control mould including handcart control module, motor positive and inverse
Block, driving motor and power supply module, the handcart control module control connect the motor positive and inverse control module, the electricity
The control of machine positive and negative rotation control module connects the driving motor, and the power supply module is for being electrically connected the handcart control module, electricity
Machine positive and negative rotation control module and driving motor further include energy-storage module, and the energy-storage module is controlled for being electrically connected the handcart
Module, motor positive and inverse control module and driving motor.
2. the control system of circuit breaker cart according to claim 1, which is characterized in that the energy-storage module includes connection
In the first storage capacitor of first output end of power supply module, first storage capacitor controls mould for being electrically connected the handcart
Block and/or motor positive and inverse control module.
3. the control system of circuit breaker cart according to claim 2, which is characterized in that the energy-storage module further includes
One AC/DC module and inversion filter module, the input terminal of the first AC/DC module connect the second output of the power supply module
End, the output end of the first AC/DC module connect the input terminal of the inversion filter module, the inversion filter module it is defeated
Outlet is connected with the second storage capacitor for being electrically connected the driving motor, the output end of the first AC/DC module.
4. the control system of circuit breaker cart according to claim 3, which is characterized in that the inversion filter module includes
Bridge type inverse module and LC filter module.
5. the control system of circuit breaker cart described in any one of -4 according to claim 1, which is characterized in that the handcart control
Molding block is additionally provided with the communication module for being communicated with microcomputer protecting device.
6. the control system of circuit breaker cart according to claim 5, which is characterized in that the communication module is cable modem
Believe module or wireless communication module.
7. the control system of circuit breaker cart described in any one of -4 according to claim 1, which is characterized in that the handcart control
Molding block is also connected with locking and manual priority control module.
8. the control system of circuit breaker cart described in any one of -4 according to claim 1, which is characterized in that the handcart control
Molding block was also connected with flow control protective module.
9. the control system of the circuit breaker cart according to any one of claim 2-4, which is characterized in that the power supply mould
Block includes the 2nd AC/DC module for connecting alternating current, and the output end of the 2nd AC/DC conversion module is as the power supply
First output end of module.
10. the control system of circuit breaker cart according to claim 4, which is characterized in that the handcart control module is set
It is equipped with handcart position detection module, the handcart control module control connects the bridge type inverse module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820841272.8U CN208257495U (en) | 2018-05-31 | 2018-05-31 | A kind of control system of circuit breaker cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820841272.8U CN208257495U (en) | 2018-05-31 | 2018-05-31 | A kind of control system of circuit breaker cart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208257495U true CN208257495U (en) | 2018-12-18 |
Family
ID=64652095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820841272.8U Expired - Fee Related CN208257495U (en) | 2018-05-31 | 2018-05-31 | A kind of control system of circuit breaker cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208257495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994418A (en) * | 2019-11-07 | 2020-04-10 | 国家电网有限公司 | Handcart control system and control method based on servo system |
-
2018
- 2018-05-31 CN CN201820841272.8U patent/CN208257495U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994418A (en) * | 2019-11-07 | 2020-04-10 | 国家电网有限公司 | Handcart control system and control method based on servo system |
| CN112928680A (en) * | 2019-11-07 | 2021-06-08 | 国家电网有限公司 | Handcart control system based on servo system |
| CN112928680B (en) * | 2019-11-07 | 2023-05-23 | 国网安徽省电力有限公司铜陵供电公司 | Handcart control system based on servo system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |