CN202948603U - Training device of three-phase breaker spring operating mechanism - Google Patents
Training device of three-phase breaker spring operating mechanism Download PDFInfo
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- CN202948603U CN202948603U CN 201220624131 CN201220624131U CN202948603U CN 202948603 U CN202948603 U CN 202948603U CN 201220624131 CN201220624131 CN 201220624131 CN 201220624131 U CN201220624131 U CN 201220624131U CN 202948603 U CN202948603 U CN 202948603U
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Abstract
The utility model relates to a training device of a three-phase breaker spring operating mechanism. The training device comprises a background computer and a training cabinet connected with the background computer. The three-phase breaker spring operating mechanism, a control loop of the three-phase breaker spring operating mechanism and a fault simulator are arranged in the training cabinet. The fault simulator comprises a group of fault setting relays and control loops of the group of fault setting relays. The fault simulator is in communicating connection with the background computer and is used for controlling motions of the corresponding fault setting relays according to received fault setting instructions sent by the background computer, and corresponding contacts of the fault setting relays are in series connection or parallel connection with the corresponding control loops of the fault setting relays respectively and are used for simulating set faults. The training device solves the problem that a training mode for three-phase breaker spring operating mechanism operators is poor in effect and unsafe at present.
Description
Technical field
The utility model relates to a kind of three-phase breaker spring operating mechanism training set.
Background technology
Common three-phase breaker spring operating mechanism can only be applicable to execute-in-place in the market, and because it is bulky, heavier, be inconvenient to move into the laboratory and give teaching training, when giveing training for operating personnel, traditional training method is normally carried out the word explanation, is drawn and describe, and this training method theoretical property is strong but the training of shortage practical operative ability makes result of training not good.
Widespread use along with multimedia technology, people carry out theoretical training by the computer media supplementary means, and then to watching, but this training method still can not be carried out practical operation, and site environment has actual voltage, and there is unsafe factor in training.
In order to address the above problem, people are seeking a kind of desirable technical solution always.
The utility model content
The purpose of this utility model is to provide a kind of three-phase breaker spring operating mechanism training set, in order to solve existing training method poor effect to three-phase breaker spring operating mechanism operating personnel and unsafe problem.
for achieving the above object, scheme of the present utility model is: three-phase breaker spring operating mechanism training set, comprise background computer and a training cabinet that is connected with described background computer, be provided with three-phase breaker spring operating mechanism and control loop thereof and a fault simulator in described training cabinet, described fault simulator comprises that one group of fault arranges relay and control loop thereof, this fault simulator is connected with described background computer communication, be used for according to the fault that the background computer that receives sends, instruction being set and control the action that corresponding failure arranges relay, the corresponding contact that each described fault arranges relay is connected in the corresponding control loop of described three-phase breaker spring operating mechanism by the mode of serial or parallel connection respectively, be used for simulation and set fault.
The control loop that described fault arranges relay is comprised of single-chip microcomputer and driving circuit, the corresponding port of described single-chip microcomputer is connected with described background computer by communication converter, and by described driving circuit and described fault, the corresponding connection of relay being set, this single-chip microcomputer arranges the action of relay according to the order-driven corresponding failure of the described background computer that receives.
Described three-phase breaker spring operating mechanism control loop comprises energy storage motor loop and energy storage motor control loop, and being in series with respectively an energy storage motor in described energy storage motor loop and energy storage motor control loop can not operation troubles point and an energy storage motor control loop disconnection fault point.
Described three-phase breaker spring operating mechanism control loop also comprises minute/the closing operation loop and minute/combined floodgate pilot lamp control loop, described minute/closing operation loop and minute/be in series with respectively one in combined floodgate pilot lamp show circuit can not carry out minute/trouble spot that closing operation trouble spot and one minute/combined floodgate pilot lamp do not work.
Described three-phase breaker spring operating mechanism control loop also comprises minute/closing locking circuit and motor control loop, be parallel with respectively a too low trouble spot of air pressure and a motor long-time running trouble spot in described minute/closing locking circuit and motor control loop.
This training set also is provided with the Speech timer module, and described Speech timer module is connected with described background computer communication by a communication converter, the speech chronopher when being used for the student training examination.
This training set also is connected with a protection module, this protection module by the 3 stage overcurrent protection circuit, always leak holding circuit and device and open/stop button and form, be used for personnel protection and device security.
the beneficial effect that the utility model reaches: the utility model is moved into the laboratory to real three-phase spring operating mechanism isolating switch, improve on real breaker cabinet, removed the primary connection part, reservation operations mechanism and control loop thereof etc., increased a fault simulator, be provided with in secondary circuit can by background computer control at true operating most common failure point, fault simulator is connected with the background computer communication, only need in the enterprising line operate of background computer and setting " fault ", the fault that fault simulator receives background computer arranges order, disconnection or the connection of relay are set by corresponding fault, control the corresponding branch road that " fault " is set, reach the effect of simulated failure.This training set is normal operating condition and the malfunction of mimic-disconnecting switch really, allow the student analyze, to search and to get rid of, by isolating switch that is virtually reality like reality, the student can take action on one's own to operate, integrade theory with practice, reached result of training preferably.
Description of drawings
Fig. 1 is three-phase breaker spring operating mechanism training set cabinet body structure figure;
Fig. 2 is secondary circuit maintenance experience system theory diagram;
Fig. 3 is the utility model physical circuit schematic diagram;
Fig. 4 is that fault analogue means and fault arrange circuit theory figure;
Fig. 5 is that three-phase breaker spring operating mechanism training set closes, sub-gate circuit;
Fig. 6 is the training set energy storage of three-phase breaker spring operating mechanism and signal circuit;
Embodiment
The utility model is described in more detail below in conjunction with accompanying drawing.
The utility model is that the personnel on the secondary circuit such as power utility check, transformer station are on duty, relay protection, power transformation operation maintenance and corresponding management post provide technical training and industrial grade to identify for being engaged in; the analogue simulation of training set control loop is realized secondary circuit failure setting, theoretical validation, maintenance real training, fault analysis investigation real training function on the device cabinet by the software operation platform.
As Fig. 1,1 is triphase operation box, 2 for minute, the combined floodgate switch, 3 be Speech timer, 4 be power switch, 5 is mimic-disconnecting switch, 6 is condensation controller, 7 be to divide, the combined floodgate pilot lamp, 8 is auxiliary reclay, 9 is the energy storage motor controller, 10 is energy storage motor.On the spot/remote plug is used for realizing on the spot/long-range two kinds of control modes, minute, the combined floodgate pilot lamp is used at breaker open operation or show when closing a floodgate, timing and speech chronopher when Speech timer is used for examination, energy storage motor is used to the closing operation of isolating switch that energy is provided, condensation controller is used for the control to environment temperature and humidity, prevents the generation of condensation.
As Fig. 3, the utility model is made of three-phase breaker spring operating mechanism and control loop thereof and peripheral circuit, and three-phase breaker spring operating mechanism and control loop thereof comprise mimic-disconnecting switch, energy storage motor controller, energy storage motor, power switch, auxiliary reclay, breaker tripping and closing pilot lamp and switch; Peripheral circuit comprises background computer, fault simulator, state acquisition device, Speech timer, power control circuit, unit protection module and the empty switch of general supply electric leakage.Communication is connected background computer with fault simulator with Speech timer by the communication interpreter, is used for sending fault to fault simulator instruction is set, and the trouble spot artificially is set; Fault simulator is used for according to the fault that the background computer that receives sends, instruction being set, and controls the action of corresponding failure point in three-phase breaker spring operating mechanism secondary circuit; The state acquisition device is used for gathering the duty of three-phase breaker spring operating mechanism; Timing and speech chronopher when Speech timer is taken an examination for the student; The unit protection module is for the protection of the person and the safety of equipment, and can prevent misoperation; Power control circuit is connected with the button control of opening, stop on the unit protection module, and is used for opening, stopping of control device; Three-phase alternating-current supply and direct current cabinet are used to the device power supply; Civil power is used to the background computer power supply.
As Fig. 4, fault simulator comprises that single-chip microcomputer, driving circuit and one group of fault arrange relay, single-chip microcomputer arranges relay by the corresponding fault that connects of driving circuit, and the corresponding contact that fault arranges relay is connected in the corresponding control loop of phase-splitting spring operating mechanism of circuit breaker secondary part.
the specific works process is as follows: the access three-phase alternating-current supply and check errorless after, the device general supply of the closing empty switch of electric leakage and direct current electric screen, this timer is charged, press device " startup " button on the unit protection module or click PC software " startup ", device starts, the AC power supply arrives fault simulator (WT-CH15) and three-phase breaker spring operating mechanism and control loop thereof through the unit protection module, fault simulator and triphase operation box (WT-CJX11) are started working, training set sends fault by background computer and instruction is set to the single-chip microcomputer in fault simulator, single-chip microcomputer arranges order according to the fault that receives, control by driving circuit the action that corresponding fault arranges relay, thereby control the action of corresponding relay contact in the corresponding control loop of three-phase breaker spring operating mechanism, failure condition that is virtually reality like reality, phenomenon of the failure and fault arrange figure and can show on background computer, the student is by this background computer analyzing failure cause and looking up the fault position, and find corresponding abort situation to the scene, get rid of, to be used complete after, at first press " stopping " button or click PC software and " stop ", device quits work, and then general supply is disconnected.The three-phase alternating-current supply that this training set uses is three-phase four-wire system, and four lines all pass the unit protection module and are connected in three-phase breaker spring operating mechanism and control loop thereof.
As Fig. 5, minute, in closing circuit, SM0 is for dividing/the combined floodgate switch, SK1 is closing coil on the spot/remote plug YC1, YT1 is breaking coil, and HR0 is the combined floodgate pilot lamp, and HG0 is the tripping operation pilot lamp, K12, K10 are relay auxiliary contact, and d10, d11, d12, d13, d1 and d2 are respectively the different trouble spot that arranges in jump, closing loop.During combined floodgate, will be on the spot/remote plug SK1 pushes with regard to position, and rotate minute/combined floodgate switch SM0 is to closing position, and to closing coil, closing coil gets electric power switch through K12, K10, and HR0 is bright for the combined floodgate pilot lamp, and closing operation is completed; During separating brake, will be on the spot/remote plug SK1 pushes with regard to position, and rotation divides/close a floodgate conversion to close SM0 to open position, in the middle of separating brake power supply process K10, the locking relay auxiliary contact are to switching winding, switching winding gets electric, and HG0 is bright for the separating brake pilot lamp, and sub-switching operation is completed.
As Fig. 6, M1 is energy storage motor, and KM is the energy storage relay, after breaker closing, K12 is closed, and relay K M connects, its contact 12,34,56 closures of while, connection energy storage motor loop, M1 work is the switching-in spring energy storage, after energy storage puts in place, M1 quits work, and is respectively arranged with trouble spot d14 and d15 in energy storage motor loop and energy storage control loop.
Describe as an example of trouble spot d10, d11 example, (1) add the trouble spot in closing circuit, when by background computer software, trouble spot d10 being set, the d10 actuating of relay in fault simulator, the action of d10 relay contact is cut off closing circuit, when again closing a floodgate, closing circuit outlet fault just can't be closed a floodgate; (2) add the trouble spot in sub-gate circuit, when by background computer software, trouble spot d11 being set, the d11 actuating of relay in fault simulator, sub-gate circuit is cut off in d11 relay contact action, when separating brake again, sub-gate circuit outlet fault just can't separating brake.
The setting of all the other trouble spots is identical with d10, d11, action by the background computer pilot relay, thereby control the connecting and disconnecting of corresponding control loop, arrive the effect of simulated field fault, listed phenomenon of the failure and the failure cause of each trouble spot in table 1.
Table 1 three-phase breaker spring operating mechanism training set fault arranges list
The trouble spot | Phenomenon of the failure | Failure cause |
d1 | The too low locking breaker closing of SF6 air pressure and tripping operation | SF6 air pressure is too low, perhaps SF6 locked loop broken string |
d2 | The motor long-term operation | The breaker energy storage contact damages, perhaps energy storage control loop broken string |
d10 | Isolating switch can not carry out closing operation | The breaker closing coil burns out or the closing circuit broken string |
d11 | Isolating switch can not carry out trip operation | The breaker open operation coil burns out or the trip(ping) circuit broken string |
d12 | The breaker closing pilot lamp does not work | The breaker closing pilot lamp damages or closes a floodgate and indicate circuit breaking |
d13 | The circuit breaker trip pilot lamp does not work | The breaker open operation pilot lamp damages or tripping operation indication circuit breaking |
d14 | The breaker energy storage motor can not move | The breaker energy storage motor damages or energy storage control loop broken string |
d15 | The breaker energy storage motor can not move | The breaker energy storage motor damages or energy storage control loop broken string |
This training set has also connected a triphase operation box, and this triphase operation box is made of relay and commutation diode and divider resistance, completes control and supervision to isolating switch.
Component placement of the present utility model has circuit structure, logical relation and the external imagery identical with real three-phase spring operating mechanism isolating switch with reference to the field layout mode; Breaker signal device and control device reasonably are arranged on the panel of training set, and are sent to corresponding student's machine (simulation background computer) by data line, guarantee that the information of background computer output is identical with the information of true background computer output; The direct display system schematic diagram of intelligence software, fault arranges figure, phenomenon of the failure.
The utility model is moved into the laboratory to real three-phase spring operating mechanism isolating switch, and can simulate the student and therefrom draw the control cables line to the process of circuit breaker mechanism case in the pulpit.The student connect cable complete after and can verify the correctness that connects, and hardware fault can be set, can isolating switch oil pressure that is virtually reality like reality, the locking of SF6 air pressure, SF6 air pressure is too low, spring is common alerting signal and the message in scene such as energy storage not.And can realize the distant place of isolating switch is controlled by operation Central Control Room part switch, Central Control Room and circuit breaker operation mechanism that this training set is far with on-the-spot middle distance close as a whole, make understanding control relation and the steering logic between the two that the student can be clear and easy to understand, and can connect cable to the process of circuit breaker mechanism case by Central Control Room by student's exercise.
Claims (7)
1. three-phase breaker spring operating mechanism training set, it is characterized in that, comprise background computer and a training cabinet that is connected with described background computer, be provided with three-phase breaker spring operating mechanism and control loop thereof and a fault simulator in described training cabinet, described fault simulator comprises that one group of fault arranges relay and control loop thereof, this fault simulator is connected with described background computer communication, be used for according to the fault that the background computer that receives sends, instruction being set and control the action that corresponding failure arranges relay, the corresponding contact that each described fault arranges relay is connected in the corresponding control loop of described three-phase breaker spring operating mechanism by the mode of serial or parallel connection respectively, be used for simulation and set fault.
2. three-phase breaker spring operating mechanism training set according to claim 1, it is characterized in that, the control loop that described fault arranges relay is comprised of single-chip microcomputer and driving circuit, the corresponding port of described single-chip microcomputer is connected with described background computer by communication converter, and by described driving circuit and described fault, the corresponding connection of relay being set, this single-chip microcomputer arranges the action of relay according to the order-driven corresponding failure of the described background computer that receives.
3. three-phase breaker spring operating mechanism training set according to claim 1, it is characterized in that, described three-phase breaker spring operating mechanism control loop comprises energy storage motor loop and energy storage motor control loop, and being in series with respectively an energy storage motor in described energy storage motor loop and energy storage motor control loop can not operation troubles point and an energy storage motor control loop disconnection fault point.
4. three-phase breaker spring operating mechanism training set according to claim 1, it is characterized in that, described three-phase breaker spring operating mechanism control loop also comprises minute/the closing operation loop and minute/combined floodgate pilot lamp control loop, described minute/closing operation loop and minute/be in series with respectively one in combined floodgate pilot lamp show circuit can not carry out minute/trouble spot that closing operation trouble spot and one minute/combined floodgate pilot lamp do not work.
5. three-phase breaker spring operating mechanism training set according to claim 1, it is characterized in that, described three-phase breaker spring operating mechanism control loop also comprises minute/closing locking circuit and motor control loop, be parallel with respectively a too low trouble spot of air pressure and a motor long-time running trouble spot in described minute/closing locking circuit and motor control loop.
6. three-phase breaker spring operating mechanism training set according to claim 1, it is characterized in that, this training set also is provided with the Speech timer module, described Speech timer module is connected with described background computer communication by a communication converter, the speech chronopher when being used for the student training examination.
7. three-phase breaker spring operating mechanism training set according to claim 1; it is characterized in that; this training set also is connected with a protection module; this protection module by the 3 stage overcurrent protection circuit, always leak holding circuit and device and open/stop button and form, be used for personnel protection and device security.
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CN 201220624131 CN202948603U (en) | 2012-11-22 | 2012-11-22 | Training device of three-phase breaker spring operating mechanism |
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CN 201220624131 CN202948603U (en) | 2012-11-22 | 2012-11-22 | Training device of three-phase breaker spring operating mechanism |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103077631A (en) * | 2012-11-22 | 2013-05-01 | 郑州万特电气有限公司 | Training device for three-phase circuit breaker spring operation mechanism |
CN107452260A (en) * | 2017-08-14 | 2017-12-08 | 南京理工大学 | A kind of SVG working principle demonstration instruments |
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2012
- 2012-11-22 CN CN 201220624131 patent/CN202948603U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103077631A (en) * | 2012-11-22 | 2013-05-01 | 郑州万特电气有限公司 | Training device for three-phase circuit breaker spring operation mechanism |
CN107452260A (en) * | 2017-08-14 | 2017-12-08 | 南京理工大学 | A kind of SVG working principle demonstration instruments |
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Granted publication date: 20130522 Termination date: 20151122 |
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