CN204361673U - The intelligent operating mechanism of high voltage isolator - Google Patents
The intelligent operating mechanism of high voltage isolator Download PDFInfo
- Publication number
- CN204361673U CN204361673U CN201520082155.4U CN201520082155U CN204361673U CN 204361673 U CN204361673 U CN 204361673U CN 201520082155 U CN201520082155 U CN 201520082155U CN 204361673 U CN204361673 U CN 204361673U
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- inverter
- unit
- motor
- high voltage
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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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
- Y04S20/14—Protecting elements, switches, relays or circuit breakers
Abstract
This practicality relates to a kind of intelligent operating mechanism of high voltage isolator, comprise temperature sensing unit, On-off signal unit, electric-motor drive unit, divide-shut brake action logic unit, protection value setting unit and CPU main control unit, temperature sensing unit is connected to a UART serial ports of CPU main control unit, On-off signal unit is connected to an I/O mouth of CPU main control unit, protection value setup unit is connected to the 2nd I/O mouth of CPU main control unit, CPU main control unit is through divide-shut brake action logic unit, power amplification unit outputs control signals to combined floodgate motor respectively and drives relay or separating brake motor to drive the drive end of relay.When the temperature rise value of high voltage isolator place circuit exceedes the overtemperature prote value of setting; under the cooperation of isolating switch position travel switch; CPU main control unit sends and controls signal to divide-shut brake action logic unit; band pneumatic operating mechanism makes high voltage isolator separating brake; form the isolation fracture of safety, for subsequent implementation maintenance provides safe operating environment.
Description
Technical field
The utility model relates to a kind of intelligent operating mechanism of high voltage isolator.
Background technology
High-tension switch cabinet because of long-time running, or due to other reasonses such as the electric equipment in high-tension switch cabinet are aging, makes the Primary Component in high-tension switch cabinet run under abnormal large temperature rise, very easily causes power failure even to cause huge life and property loss.Traditional high-tension switch cabinet is when detecting that electric current is excessive, temperature rise is too high, inner operating mechanism action the vacuum circuit-breaker disconnected in cabinet, but the arc control device fracture stroke of vacuum circuit-breaker is limited, if safety inspection, and higher level's switch is operated a switch, large-scale power failure will be caused.
Summary of the invention
The purpose of this utility model is the defect overcoming prior art; there is provided one to have overheat protection function, and when temperature rise is too high, high voltage isolator is separating brake simultaneously; form isolation fracture, the intelligent operating mechanism of the high voltage isolator that the electrical distance meeting safety inspection requires.
For achieving the above object, the utility model adopts a kind of like this intelligent operating mechanism of high voltage isolator, comprises
Temperature sensing unit, comprises temperature transmitter, in order to sense the temperature rise of high voltage isolator;
On-off signal unit, comprises closing switch, separating brake switch, combined floodgate location switch, separating brake location switch and shutdown switch, in order to input action instruction or the current disconnecting link position of described high voltage isolator;
Electric-motor drive unit, comprises combined floodgate motor and drives relay and separating brake motor to drive relay, respectively with thinking that combined floodgate motor or separating brake motor provide three phase supply power supply;
Divide-shut brake action logic unit, drives relay and separating brake motor to drive the interlock control signal of relay in order to export combined floodgate motor;
Protection value setting unit, in order to arrange the overtemperature prote value of described high voltage isolator;
And CPU main control unit; described temperature sensing unit is connected to a UART serial ports of described CPU main control unit; described On-off signal unit is connected to an I/O mouth of described CPU main control unit; described protection value setup unit is connected to the 2nd I/O mouth of described CPU main control unit, and described CPU main control unit outputs control signals to described combined floodgate motor respectively drive relay or described separating brake motor to drive the drive end of relay through described divide-shut brake action logic unit, power amplification unit.Compared with the prior art; the beneficial effects of the utility model are embodied in: the output of being read temperature sensing unit by CPU main control unit; when the temperature rise value of high voltage isolator place circuit exceedes the overtemperature prote value of setting; under the cooperation of isolating switch position travel switch; CPU main control unit sends and controls signal to divide-shut brake action logic unit; separating brake motor is made to drive relay to obtain electric; separating brake motor rotation; band pneumatic operating mechanism makes high voltage isolator separating brake; form the isolation fracture of safety, for subsequent implementation maintenance provides safe operating environment.
Especially; the intelligent operating mechanism of described high voltage isolator also comprises motor operating state monitoring means; described motor operating state monitoring means is in order to detect the signal of overcurrent or the stall occurred in described separating brake motor and described combined floodgate motor operation course; and inputed to the 3rd I/O mouth of described CPU main control unit; by described CPU main control unit output motor protecting control signal to described divide-shut brake action logic unit, the combined floodgate motor described in realization drives relay and described separating brake motor to drive the electric blocking of relay to control.The operating state of separating brake motor and combined floodgate motor is monitored by motor operating state monitoring means; when the operation irregularity of separating brake motor and combined floodgate motor; the working power of timely cut-out separating brake motor and combined floodgate motor, protection operating mechanism is not damaged, and prevents the further expansion of fault.
Especially; the intelligent operating mechanism of described high voltage isolator also comprises protection alarm unit; described protection alarm unit comprises warning output relay; described electric motor protecting control signal picks out the drive singal of described warning output relay through rectification, filtering, the first inverter, a RC time delay circuit, the second inverter, and the output of the second described inverter is connected to the input of the first described inverter through the first diode, the first resistance.By the setting of above circuit structure, system gives the alarm in time for the fault of separating brake motor and combined floodgate motor, makes operating personnel can find fault in time and takes measures to get rid of.
Especially, separating brake motor control signal is through filtering, 3rd inverter, 2nd RC time delay circuit, 4th inverter picks out the drive singal that separating brake motor drives relay, and combined floodgate motor control signal is through filtering, 5th inverter, 3rd RC time delay circuit, hex inverter picks out the drive singal that combined floodgate motor drives relay, and the output of the 4th described inverter is through the second diode, second resistance is connected to the input of the 3rd described inverter, and the output of described hex inverter is through the 3rd diode, 3rd resistance is connected to the input of the 5th described inverter, the output of the 4th described inverter is also connected to the input of described hex inverter through the 4th diode, the output of described hex inverter is also connected to the input of the 4th described inverter through the 5th diode, described electric motor protecting control signal is through rectification, filtering, 7th inverter, 8th inverter is connected to the described input of the 4th inverter and the input of described hex inverter respectively, stops energization control signal, separating brake control signal is stopped to be connected to the described input of the 4th inverter and the input of described hex inverter through rectification respectively.By the setting of above circuit structure, can realize separating brake motor drives the drive singal of relay and combined floodgate motor to drive the interlocking of the drive singal of relay, prevent separating brake motor and combined floodgate motor simultaneously electric, in addition, the start and stop stopping separating brake control signal and stopping energization control signal can be separating brake motor and combined floodgate motor provide stable control signal, and when separating brake motor or combined floodgate motor break down, the AC power of separating brake motor or combined floodgate motor can be cut off in time.
Especially, the input variable of the input variable of described closing switch, the input variable of described separating brake switch, described combined floodgate location switch and the input variable of described separating brake location switch pick out separating brake control signal, energization control signal, described stopping separating brake control signal and described stopping energization control signal through rectification, dividing potential drop, filtering, light-coupled isolation respectively, and the input variable of described shutdown switch is connected to the rectification output variable of the rectification output end of the input variable of described separating brake location switch and the input variable of described combined floodgate location switch respectively through rectification.By the setting of above circuit structure, make intelligent operating mechanism can not only implement isolation disjunction according to the temperature rise value of high voltage isolator place circuit, operating personnel also manual operation can make its disjunction, and two kinds of operator schemes, meet the user demand of high-tension switch cabinet.
Especially, the intelligent operating mechanism of described high voltage isolator also comprises wireless remote control unit, and described wireless remote control unit is connected to the 2nd UART serial ports of described CPU main control unit.By the setting of wireless remote control unit, operating personnel are by hand-held remote control end Long-distance Control high voltage isolator.
Especially, described wireless remote control unit comprises remote control switch knob, alarm button is removed in remote control opening button and remote control, and described remote control switch knob, described remote control opening button and described remote control are removed alarm button through rectification and be connected to the input of the second described inverter.By the setting of above circuit structure, when operating personnel eliminate the fault of separating brake motor or combined floodgate motor, any button by wireless remote control unit is removed electric motor protecting warning and is exported, and operation is convenient.
Especially, the intelligent operating mechanism of described high voltage isolator also comprises humidity sensing unit and heating unit, the output of described humidity sensing unit is connected to the 3rd UART serial ports of described CPU main control unit, and the control end of described heating unit is connected to the 4th I/O mouth of described CPU main control unit.By the setting of above circuit structure, when the humidity in high-tension switch cabinet is excessive or there is condensation, heating unit work, automatic dehumidifying is except condensation, and the operation for the electric device in high-tension switch cabinet provides good environment.
Accompanying drawing explanation
Fig. 1 is the functional-block diagram of the intelligent operating mechanism of a kind of high voltage isolator of the utility model;
Fig. 2 is the schematic diagram of divide-shut brake action logic unit in the intelligent operating mechanism of a kind of high voltage isolator of the utility model;
Fig. 3 is the schematic diagram of the intelligent operating mechanism breaker in middle amount input unit of a kind of high voltage isolator of the utility model;
Fig. 4 is the schematic diagram protecting alarm unit in the intelligent operating mechanism of a kind of high voltage isolator of the utility model.
Embodiment
As shown in figures 1-4, a kind of intelligent operating mechanism of high voltage isolator, comprises
Temperature sensing unit, comprises temperature transmitter, in order to sense the temperature rise of high voltage isolator;
On-off signal unit, comprises closing switch, separating brake switch, combined floodgate location switch, separating brake location switch and shutdown switch, in order to input action instruction or the current disconnecting link position of high voltage isolator;
Electric-motor drive unit, comprises combined floodgate motor and drives relay and separating brake motor to drive relay, respectively with thinking that combined floodgate motor M 1 or separating brake motor M 2 provide three phase supply power supply;
Divide-shut brake action logic unit, drives relay and separating brake motor to drive the interlock control signal of relay in order to export combined floodgate motor;
Protection value setting unit, in order to arrange the overtemperature prote value of high voltage isolator;
And CPU main control unit; temperature sensing unit is connected to a UART serial ports of CPU main control unit; On-off signal unit is connected to an I/O mouth of CPU main control unit; protection value setup unit is connected to the 2nd I/O mouth of CPU main control unit, and CPU main control unit outputs control signals to combined floodgate motor respectively drive relay or separating brake motor to drive the drive end of relay through divide-shut brake action logic unit, power amplification unit.
The intelligent operating mechanism of high voltage isolator also comprises motor operating state monitoring means; motor operating state monitoring means is in order to detect the signal of overcurrent or the stall occurred in separating brake motor M 2 and combined floodgate motor M 1 running; and inputed to the 3rd I/O mouth of CPU main control unit; by CPU main control unit output motor protecting control signal BH_OUT to divide-shut brake action logic unit, realize combined floodgate motor and drive relay and separating brake motor to drive the electric blocking of relay to control.
The intelligent operating mechanism of high voltage isolator also comprises protection alarm unit; protection alarm unit comprises warning output relay; electric motor protecting control signal BH_OUT picks out the drive singal BJ_CON of warning output relay through rectification, filtering, the first inverter U1B, a RC time delay circuit, the second inverter U1D, and the output of the second inverter U1D is connected to the input of the first inverter U1B through the first diode D19, the first resistance R22.
Separating brake motor control signal FZ_OUT is through filtering, 3rd inverter U2A, 2nd RC time delay circuit, 4th inverter U2B picks out the drive singal FZ_CON that separating brake motor drives relay, and combined floodgate motor control signal HZ_OUT is through filtering, 5th inverter U2C, 3rd RC time delay circuit, hex inverter U2D picks out the drive singal HZ_CON that combined floodgate motor drives relay, and the output of the 4th inverter U2B is through the second diode D2, second resistance R1 is connected to the input of the 3rd inverter U2A, and the output of hex inverter U2D is through the 3rd diode D10, 3rd resistance R8 is connected to the input of the 5th inverter U2C, the output of the 4th inverter U2B is also connected to the input of hex inverter U2D through the 4th diode D8, the output of hex inverter U2D is also connected to the input of the 4th inverter U2B through the 5th diode D7, electric motor protecting control signal BH_OUT is through rectification, filtering, 7th inverter U2E, 8th inverter U2F is connected to the input of the 4th inverter U2B and the input of hex inverter U2D respectively, stops energization control signal HZ_STOP, separating brake control signal FZ_STOP is stopped to be connected to the input of the 4th inverter U2B and the input of hex inverter U2D through rectification respectively.
The input variable HZ_S of closing switch, the input variable FZ_S of separating brake switch, the input variable HZ_STOP_S of combined floodgate location switch and the input variable FZ_STOP_S of separating brake location switch is respectively through rectification, dividing potential drop, filtering, optocoupler U3, U4, U5, U6 isolation picks out separating brake control signal FZ, energization control signal HZ, stop separating brake control signal FZ_STOP and stop energization control signal HZ_STOP, the input variable TZ_S of shutdown switch is connected to the rectification output variable of the rectification output end of the input variable FZ_STOP_S of separating brake location switch and the input variable HZ_STOP_S of combined floodgate location switch respectively through rectification.
The intelligent operating mechanism of high voltage isolator also comprises wireless remote control unit, and wireless remote control unit is connected to the 2nd UART serial ports of CPU main control unit.
Wireless remote control unit comprises remote control switch knob Y_HZ, remote control opening button Y_FZ and remote control and removes alarm button Y_JCBJ, and remote control switch knob Y_HZ, remote control opening button Y_FZ and remote control are removed alarm button Y_JCBJ through rectification and be connected to the input of the second inverter U1D.
The intelligent operating mechanism of high voltage isolator also comprises humidity sensing unit and heating unit, and the output of humidity sensing unit is connected to the 3rd UART serial ports of CPU main control unit, and the control end of heating unit is connected to the 4th I/O mouth of CPU main control unit.
Claims (10)
1. an intelligent operating mechanism for high voltage isolator, is characterized in that: comprise
Temperature sensing unit, comprises temperature transmitter, in order to sense the temperature rise of high voltage isolator;
On-off signal unit, comprises closing switch, separating brake switch, combined floodgate location switch, separating brake location switch and shutdown switch, in order to input action instruction or the current disconnecting link position of described high voltage isolator;
Electric-motor drive unit, comprises combined floodgate motor and drives relay and separating brake motor to drive relay, respectively with thinking that combined floodgate motor or separating brake motor provide three phase supply power supply;
Divide-shut brake action logic unit, drives relay and separating brake motor to drive the interlock control signal of relay in order to export combined floodgate motor;
Protection value setting unit, in order to arrange the overtemperature prote value of described high voltage isolator;
And CPU main control unit; described temperature sensing unit is connected to a UART serial ports of described CPU main control unit; described On-off signal unit is connected to an I/O mouth of described CPU main control unit; described protection value setup unit is connected to the 2nd I/O mouth of described CPU main control unit, and described CPU main control unit outputs control signals to described combined floodgate motor respectively drive relay or described separating brake motor to drive the drive end of relay through described divide-shut brake action logic unit, power amplification unit.
2. the intelligent operating mechanism of high voltage isolator according to claim 1, it is characterized in that: the intelligent operating mechanism of described high voltage isolator also comprises motor operating state monitoring means, described motor operating state monitoring means is in order to detect the signal of overcurrent or the stall occurred in described separating brake motor and described combined floodgate motor operation course, and inputed to the 3rd I/O mouth of described CPU main control unit, by described CPU main control unit output motor protecting control signal to described divide-shut brake action logic unit, combined floodgate motor described in realization drives relay and described separating brake motor to drive the electric blocking of relay to control.
3. the intelligent operating mechanism of high voltage isolator according to claim 2; it is characterized in that: the intelligent operating mechanism of described high voltage isolator also comprises protection alarm unit; described protection alarm unit comprises warning output relay; described electric motor protecting control signal picks out the drive singal of described warning output relay through rectification, filtering, the first inverter, a RC time delay circuit, the second inverter, and the output of the second described inverter is connected to the input of the first described inverter through the first diode, the first resistance.
4. the intelligent operating mechanism of high voltage isolator according to claim 2, it is characterized in that: separating brake motor control signal is through filtering, 3rd inverter, 2nd RC time delay circuit, 4th inverter picks out the drive singal that separating brake motor drives relay, combined floodgate motor control signal is through filtering, 5th inverter, 3rd RC time delay circuit, hex inverter picks out the drive singal that combined floodgate motor drives relay, the output of the 4th described inverter is through the second diode, second resistance is connected to the input of the 3rd described inverter, the output of described hex inverter is through the 3rd diode, 3rd resistance is connected to the input of the 5th described inverter, the output of the 4th described inverter is also connected to the input of described hex inverter through the 4th diode, the output of described hex inverter is also connected to the input of the 4th described inverter through the 5th diode, described electric motor protecting control signal is through rectification, filtering, 7th inverter, 8th inverter is connected to the described input of the 4th inverter and the input of described hex inverter respectively, stop energization control signal, separating brake control signal is stopped to be connected to the described input of the 4th inverter and the input of described hex inverter through rectification respectively.
5. the intelligent operating mechanism of high voltage isolator according to claim 3, it is characterized in that: separating brake motor control signal is through filtering, 3rd inverter, 2nd RC time delay circuit, 4th inverter picks out the drive singal that separating brake motor drives relay, combined floodgate motor control signal is through filtering, 5th inverter, 3rd RC time delay circuit, hex inverter picks out the drive singal that combined floodgate motor drives relay, the output of the 4th described inverter is through the second diode, second resistance is connected to the input of the 3rd described inverter, the output of described hex inverter is through the 3rd diode, 3rd resistance is connected to the input of the 5th described inverter, the output of the 4th described inverter is also connected to the input of described hex inverter through the 4th diode, the output of described hex inverter is also connected to the input of the 4th described inverter through the 5th diode, described electric motor protecting control signal is through rectification, filtering, 7th inverter, 8th inverter is connected to the described input of the 4th inverter and the input of described hex inverter respectively, stop energization control signal, separating brake control signal is stopped to be connected to the described input of the 4th inverter and the input of described hex inverter through rectification respectively.
6. the intelligent operating mechanism of the high voltage isolator according to claim 4 or 5, it is characterized in that: the input variable of described closing switch, the input variable of described separating brake switch, the input variable of described combined floodgate location switch and the input variable of described separating brake location switch are respectively through rectification, dividing potential drop, filtering, light-coupled isolation picks out separating brake control signal, energization control signal, described stopping separating brake control signal and described stopping energization control signal, the input variable of described shutdown switch is connected to the rectification output variable of the rectification output end of the input variable of described separating brake location switch and the input variable of described combined floodgate location switch respectively through rectification.
7. the intelligent operating mechanism of high voltage isolator according to claim 1, it is characterized in that: the intelligent operating mechanism of described high voltage isolator also comprises wireless remote control unit, described wireless remote control unit is connected to the 2nd UART serial ports of described CPU main control unit.
8. the intelligent operating mechanism of the high voltage isolator according to claim 3 or 5, it is characterized in that: the intelligent operating mechanism of described high voltage isolator also comprises wireless remote control unit, described wireless remote control unit is connected to the 2nd UART serial ports of described CPU main control unit.
9. the intelligent operating mechanism of high voltage isolator according to claim 8, it is characterized in that: described wireless remote control unit comprises remote control switch knob, alarm button is removed in remote control opening button and remote control, described remote control switch knob, described remote control opening button and described remote control are removed alarm button through rectification and are connected to the input of the second described inverter.
10. the intelligent operating mechanism of the high voltage isolator according to claim 1 or 7, it is characterized in that: the intelligent operating mechanism of described high voltage isolator also comprises humidity sensing unit and heating unit, the output of described humidity sensing unit is connected to the 3rd UART serial ports of described CPU main control unit, and the control end of described heating unit is connected to the 4th I/O mouth of described CPU main control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520082155.4U CN204361673U (en) | 2015-02-01 | 2015-02-01 | The intelligent operating mechanism of high voltage isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520082155.4U CN204361673U (en) | 2015-02-01 | 2015-02-01 | The intelligent operating mechanism of high voltage isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204361673U true CN204361673U (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520082155.4U Withdrawn - After Issue CN204361673U (en) | 2015-02-01 | 2015-02-01 | The intelligent operating mechanism of high voltage isolator |
Country Status (1)
| Country | Link |
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| CN (1) | CN204361673U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104659759A (en) * | 2015-02-01 | 2015-05-27 | 登高电气有限公司 | Intelligent operating mechanism of high-voltage isolation switch |
| CN112289619A (en) * | 2020-10-21 | 2021-01-29 | 山东泰开智能配电有限公司 | Control device for grounding switch |
-
2015
- 2015-02-01 CN CN201520082155.4U patent/CN204361673U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104659759A (en) * | 2015-02-01 | 2015-05-27 | 登高电气有限公司 | Intelligent operating mechanism of high-voltage isolation switch |
| CN104659759B (en) * | 2015-02-01 | 2018-06-19 | 登高电气有限公司 | The intelligent operating mechanism of high voltage isolator |
| CN112289619A (en) * | 2020-10-21 | 2021-01-29 | 山东泰开智能配电有限公司 | Control device for grounding switch |
| CN112289619B (en) * | 2020-10-21 | 2023-09-15 | 山东泰开智能配电有限公司 | Control device for grounding switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150527 Effective date of abandoning: 20180619 |