CN204360669U - Switch cubicle simulated experiment control device - Google Patents
Switch cubicle simulated experiment control device Download PDFInfo
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- CN204360669U CN204360669U CN201420820946.8U CN201420820946U CN204360669U CN 204360669 U CN204360669 U CN 204360669U CN 201420820946 U CN201420820946 U CN 201420820946U CN 204360669 U CN204360669 U CN 204360669U
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Abstract
The utility model discloses a kind of switch cubicle simulated experiment control device, comprise simulator of circuit breaker, controller and control enclosure, control enclosure comprises box body, control knob and telltale, and control knob and telltale are arranged at the surface of box body, and are all connected with controller.Control knob and telltale are installed concentratedly on the box surface of control enclosure.Because the control knob on control enclosure and telltale are installed concentratedly, make switch cubicle simulated experiment control device volume little, and can switch cubicle simulated experiment be carried out without the need to buying a large amount of large-scale experiment devices, economical and be applicable to a large amount of analog switch cabinet experiments.And visual control can be carried out to each element on control enclosure, and make installation and fix more flexible, volume is little, realizes the miniaturization of experimental provision, is applicable to the experiment of analog switch cabinet, without the need to the testing table of heaviness.
Description
Technical field
The utility model relates to experimental provision, particularly a kind of switch cubicle simulated experiment control device.
Background technology
High-tension switch cabinet in electric substation's electric power observation and control device controls to comprise separating brake, combined floodgate, normal signal display, protection act and central signal etc.; the control procedure of its control procedure mainly primary cut-out; for studying the control procedure of primary cut-out, usually need to adopt experimental provision to carry out simulated experiment.
Traditional switch cubicle simulated experiment control device mainly utilizes contactor or relay to realize; contactor or relay, telltale and protective device are arranged on different switchboards, and switchboard itself is bulky, each element that is large and experimental provision that takes up room is distributed in each position of switchboard.There is scattered distribution, bulky shortcoming in traditional switch cubicle simulated experiment control device, is not easy to test operation and observation.
Utility model content
Based on this, be necessary scattered distribution, the large problem of volume for existing switch cubicle simulated experiment control device, provide a kind of layout to concentrate and the little switch cubicle simulated experiment control device of volume.
A kind of switch cubicle simulated experiment control device, comprise simulator of circuit breaker, controller and control enclosure, described control enclosure comprises box body, control knob and telltale, described control knob and described telltale are arranged at the surface of described box body, and be all connected with described controller, described simulator of circuit breaker is connected with described controller.
Wherein in an embodiment, described simulator of circuit breaker comprises the first relay, the second relay and the 3rd relay, described first relay comprises the first relay coil and the first switch, described second relay comprises the second relay coil and second switch, described 3rd relay comprises the 3rd relay coil, the 3rd switch and the 4th switch, described first relay coil is connected described controller with described second equal one end of relay coil, and the other end connects power access end; Described second switch and described 4th switch in parallel and homogeneous end ground connection, the other end connects one end of described 3rd relay coil by described first switch, the other end of described 3rd relay coil connects power access end, one end of described 3rd switch connects power access end, and the other end connects described controller; Described first switch is closed when described first relay coil is not energized, disconnect when described first relay coil energising, described second switch disconnects when described second relay coil is not energized, closed when described second relay coil energising, disconnect when described 3rd switch and all described 3rd relay coil of described 4th switch are not energized, closed when described 3rd relay coil energising.
Wherein in an embodiment, described box body comprises box body and is located at described box lid with it, and described control knob and described telltale are arranged at the surface of described lid.
Wherein in an embodiment, the side opening of described box body is provided with hole, and the lead-in wire be connected with described control knob and described telltale is respectively connected with described controller through described hole.
Wherein in an embodiment, described telltale comprises the pilot lamp and sound equipment that connect described controller.
Wherein in an embodiment, described pilot lamp comprises separating brake pilot lamp and combined floodgate pilot lamp, and described separating brake pilot lamp is connected power access end with described equal one end of combined floodgate pilot lamp, and the other end connects described controller; Described control knob comprises gauge tap, and described gauge tap comprises the separating brake gauge tap and shutting-brake control switch that connect described controller.
Wherein in an embodiment, described pilot lamp comprises accident pilot lamp, and described sound equipment comprises accident signal, and described accident pilot lamp is connected power access end with the equal one end of described accident signal, and the other end connects described controller; Described control knob comprise connect described controller accident signal test button, reclosing throw move back button, simulation protection act outlet Action Button, protection exit throw move back button, accident pilot lamp reset button and accident signal reset button.
Wherein in an embodiment, described pilot lamp comprises advance notice pilot lamp, and described sound equipment comprises advance notice sound equipment, and described advance notice pilot lamp is connected power access end with described equal one end of advance notice sound equipment, and the other end connects described controller; Described control knob comprises the control loop template analog buttons, advance notice sound equipment reset button, advance notice acoustic test button and the isolating switch hypotony analog buttons that connect described controller.
Wherein in an embodiment, be also provided with the button label corresponding with described control knob on the lid surface of described box body.
Wherein in an embodiment, described controller is programmable logic controller (PLC).
Above-mentioned switch cubicle simulated experiment control device, because the box surface in control enclosure installed concentratedly by control knob and telltale, make switch cubicle simulated experiment control device volume little, can carry out switch cubicle simulated experiment without the need to buying a large amount of large-scale experiment devices, cost is low and be applicable to the experiment of a large amount of analog switch cabinet.Can carry out visual control to each element on control enclosure, and make installation and fix more flexible, volume is little, realizes the miniaturization of experimental provision, is applicable to the experiment of analog switch cabinet, without the need to the testing table of heaviness.
Accompanying drawing explanation
Fig. 1 is the construction module figure of the utility model switch cubicle simulated experiment control device;
Fig. 2 is the plan structure figure of control enclosure in Fig. 1 switch cubicle simulated experiment control device;
Fig. 3 be in Fig. 1 switch cubicle simulated experiment control device control enclosure face structural drawing;
Fig. 4 is the schematic diagram of an embodiment breaker in middle cabinet simulated experiment control device.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below with reference to the accompanying drawings and embodiment, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, do not limit the utility model.
Refer to Fig. 1, a kind of switch cubicle simulated experiment control device, comprise control enclosure 100, controller 20 and simulator of circuit breaker 30, control enclosure 100 comprises box body 10, control knob 300 and telltale 400, control knob 300 and telltale 400 are arranged at the surface of box body 10, and be all connected with controller 20, controller 20 is connected with simulator of circuit breaker 30.Particularly, controller 20 can be programmable logic controller (PLC).
Control knob 300 is for providing control signal for controller 20, different control knobs 300 is operated, produce and different control signal to controller 20, after controller 20 receives this control signal, for controlling the duty of simulator of circuit breaker 30, simulator of circuit breaker 30 returns one according to different duties and feeds back signal to controller 20, and controller 20 is according to the duty of this feedback signal control signal device 400.Different control signals makes simulator of circuit breaker 30 be in different states, thus the duty that respective signal device 400 is different, thus reach simulated experiment object.
Utilize the control and protection process of above-mentioned switch cubicle simulated experiment control device analog switch cabinet, utilize the isolating switch of simulator of circuit breaker 30 simulated field, do not need to test to scene.Because the surface of the box body 10 in control enclosure 100 installed concentratedly by control knob 300 and telltale 400, each element on control enclosure 100 is installed concentrate, visual control can be carried out to control knob 300, and each element is installed and fixes more flexible, and greatly reduce the volume of switch cubicle simulated experiment control device, be convenient to place and carry, realize the miniaturization of switch cubicle simulated experiment control device, be applicable to the experiment of analog switch cabinet, without the need to the testing table of heaviness, without the need to making a big purchase the switch cubicle experimental provision the same with scene in large quantities to provide a large amount of experiments, save experimental cost.
Refer to Fig. 3, box body 10 comprises box body 11 and is located at the lid 12 on box body 11, and control knob 300 and telltale 400 are arranged at the surface of lid 12.Being free to open and close lid 12, when needing the connection checking control knob 300 and controller 20,12 can being opened the lid, check the line situation of box body 10 inside; Or when utilizing control enclosure 100 to carry out simulated experiment, the experimental result of generation and the inconsistent of anticipation, then can open the lid and 12 carry out line inspection.Further, the side opening of box body 10 is provided with hole 13, and the lead-in wire be connected with control knob 300 and telltale 400 is respectively connected with controller 20 through hole 13.
Wherein in an embodiment, refer to Fig. 4, simulator of circuit breaker 30 comprises the first relay, the second relay and the 3rd relay, first relay comprises the first relay coil 31 and the first switch 311, second relay comprises the second relay coil 32 and second switch 321,3rd relay comprises the 3rd relay coil 33, the 3rd switch 331 and the 4th switch 332, first relay coil 31 and the second relay coil 32 all one end connection control devices 20, the other end connects power access end; In parallel and the homogeneous end ground connection of second switch 321 and the 4th switch 332, the other end connects one end of the 3rd relay coil 33 by the first switch 311, the other end of the 3rd relay coil 33 connects power access end, one end of 3rd switch 331 connects power access end, other end connection control device 20; First switch 311 is closed when the first relay coil 31 is not energized, disconnect when the first relay coil 31 is energized, second switch 321 disconnects when the second relay coil 32 is not energized, it is closed when the second relay coil 32 is energized, disconnect when 3rd switch 331 and equal 3rd relay coil 33 of the 4th switch 332 are not energized, closed when the 3rd relay coil 33 is energized.Concrete, power access end provides the voltage of positive 24 volts.
Wherein in an embodiment, 3rd relay also comprises the first light emitting diode 34, second light emitting diode 35 and resistance 36, one end of 3rd relay coil 33 connects the negative pole of the first light emitting diode 34 and the positive pole of the second light emitting diode 35, and the other end of the 3rd relay coil 33 connects the positive pole of the first light emitting diode 34 and the negative pole of the second light emitting diode 35 by resistance 36.First light emitting diode 34, second light emitting diode 35, resistance 36 and the 3rd relay coil 33 form two way circuit; mainly play a protective role; induction current can be produced when the moment of the 3rd relay coil 33 invocation point or power-off; other elements of circuit are affected; this induction current can be eliminated in the two ends parallel resistance 36 of the 3rd relay coil 33 and light emitting diode, guarantee to impact other elements.Wherein in an embodiment, telltale 400 comprises pilot lamp and the sound equipment of connection control device 20, when experimental implementation is carried out to different control knobs 300, produce and different control signal to controller 20, controller 20 is bright and/or sound according to different control signals control pilot lamp, to indicate experimental result.
Wherein in an embodiment, refer to Fig. 2, pilot lamp comprises separating brake pilot lamp 103 and combined floodgate pilot lamp 104, and separating brake pilot lamp 103 is all connected power access end, other end connection control device 20 in one end with combined floodgate pilot lamp 104; Control knob comprises the gauge tap 118 of connection control device 20, and gauge tap 118 comprises separating brake gauge tap 1181 and shutting-brake control switch 1182.Separating brake gauge tap 1181 and shutting-brake control switch 1182 control separating brake pilot lamp 103 and combined floodgate pilot lamp 104 duty respectively by controller 20.
During original state, the first relay, the second relay and three relays are all without energising, and the first switch 311 is in closure state, and second switch 321 is in off-state, and the 3rd switch 331 and the 4th switch 332 are all in off-state.Closing operation is carried out to the shutting-brake control switch 1182 on box body 10 surface, as sent energization control signal to controller 20 by closed shutting-brake control switch 1182, controller 20 is according to controlling the second relay coil 32 brief energization after energization control signal, second switch 321 closes, 3rd relay coil 33 is energized, thus the 3rd switch 331 and the 4th switch 332 are closed, can automatically disconnect after second switch 321 is closed, now the 4th switch 332 is also energized, thus the 3rd relay coil 33 is still in "on" position, after 3rd switch 331 is closed, a combined floodgate feedback signal is produced to controller 20 to controller 20, the combined floodgate pilot lamp 104 that controller 20 receives after this combined floodgate feedback signal in control signal device is bright.After carrying out above-mentioned shutting-brake control switching manipulation, simulator of circuit breaker 30 is in the first state, and namely the first switch 311 is in original closure state, and second switch 321 is in off-state, and the 3rd switch 331 and the 4th switch 332 are in closure state.
Above-mentioned combined floodgate test operation is being carried out to the shutting-brake control switch 1182 on box body 10 surface, after simulator of circuit breaker 30 is in the first state, again sub-switching operation is carried out to the separating brake gauge tap 1181 on control enclosure 100 box body 10 surface, produce separating brake and control signal to controller 20, controller 20 controls the first relay coil 31 according to this separating brake control signal and is energized, first switch 311 disconnects, 3rd relay coil 33 power-off, thus the 3rd switch 331 and the 4th switch 332 are disconnected, after 3rd switch 331 disconnects, produce a separating brake feedback signal to controller 20, , it is bright that controller 20 controls separating brake pilot lamp 103 according to this separating brake feedback signal.
Wherein in an embodiment, please continue to refer to Fig. 2 and Fig. 4, pilot lamp comprises accident pilot lamp 105, and sound equipment comprises accident signal 106, and accident pilot lamp 105 is all connected power access end, other end connection control device 20 in one end with accident signal 106; Control knob 300 comprises the accident signal test button 113 of connection control device 20, reclosing throw move back button 110, simulation protection act outlet Action Button 109, protection exit throw and move back button 111, accident signal reset button 115 and accident pilot lamp reset button 117.Accident signal test button 113 and accident signal reset button 115 control the duty of accident signal 106 respectively by controller 20; Accident pilot lamp reset button 117 is by the duty of controller 20 control accident pilot lamp 105; Reclosing is thrown and is moved back button 110, simulation protection act exports Action Button 109 and button 111 controls accident signal 106 and accident pilot lamp 105 duty respectively by controller 20 is moved back in protection exit throwing.
Carry out test operation to the accident signal test button 113 on control enclosure 100 box body 10 surface, produce accident signal controlling test signal to controller 20, controller 20 controls accident signal 106 sounding according to this accident signal controlling test signal.
Above-mentioned combined floodgate test operation is being carried out to the shutting-brake control switch 1182 on box body 10 surface, after simulator of circuit breaker 30 is in the first state, again button 110 is moved back to reclosing throwing and carry out test operation, generation reclosing is thrown to move back and is controlled signal to controller 20, controller 20 is thrown according to reclosing and is moved back the first switch 311 that control signal controls in the first relay and first trip, 3rd relay coil 33 power-off, 3rd switch 331 disconnects generation reclosing throwing and moves back control feedback signal to controller 20, thus control bright and accident signal 106 sounding of corresponding accident pilot lamp 105.
Test operation is carried out to simulation protection act outlet Action Button 109; produce simulation protection act outlet action control signal to controller 20, controller 20 controls bright and accident signal 106 sounding of corresponding accident pilot lamp 105 according to simulation protection act outlet action control signal.
Above-mentioned combined floodgate test operation is being carried out to combined floodgate gauge tap 1182; after simulator of circuit breaker 30 is in the first state; again button 111 is moved back to protection exit throwing and carry out test operation; generation protection exit is thrown to move back and is controlled signal to controller 20; controller 20 is thrown according to protection exit and is moved back the first switch 311 that control signal controls in the first relay and first trip; 3rd relay coil 33 power-off; 3rd switch 331 disconnects generation protection exit and throws to move back and control feedback signal to controller 20, thus controls bright and accident signal 106 sounding of corresponding accident pilot lamp 105.
For making accident signal 106 stop sounding, carry out test operation to accident signal reset button 115, produce accident signal reseting controling signal to controller 20, controller 20 controls corresponding accident signal 106 and stops sounding.Similarly, shinny for making accident pilot lamp 105 stop, carrying out test operation to accident pilot lamp reset button 117, generation accident pilot lamp reseting controling signal is to controller 20, and controller 20 controls corresponding accident pilot lamp 105 and stops shinny.
Wherein in an embodiment, pilot lamp also comprises advance notice pilot lamp 102, and sound equipment also comprises advance notice sound equipment 101, and advance notice pilot lamp 102 is all connected power access end, other end connection control device 20 in one end with advance notice sound equipment 101; Control knob 300 comprises control loop template analog buttons 108, advance notice acoustic test button 114, the isolating switch hypotony analog buttons 107 of connection control device 20 and predicts sound equipment reset button 116.Advance notice acoustic test button 114 and advance notice sound equipment reset button 116 control the duty of advance notice sound equipment 101 respectively by controller 20; Control loop template analog buttons 108 and isolating switch hypotony analog buttons 107 control the duty of advance notice sound equipment 101 and advance notice pilot lamp 102 respectively by controller 20.
Test operation is carried out to the control loop template analog buttons 108 on control enclosure 100 box body 10 surface, produce control loop template analog control signal to controller 20, controller 20 directly controls to predict accordingly bright and advance notice sound equipment 101 sounding of pilot lamp 102 according to control loop template analog control signal.
Carry out test operation to advance notice acoustic test button 114, produce advance notice acoustic test and control signal to controller 20, controller 20 controls corresponding advance notice sound equipment 101 sounding.
Test operation is carried out to isolating switch hypotony analog buttons 107, produce isolating switch hypotony analog control signal to controller 20, controller 20 directly controls to predict accordingly bright and advance notice sound equipment 101 sounding of pilot lamp 102 according to isolating switch hypotony analog control signal.For making advance notice sound equipment 101 stop sounding, carry out test operation to advance notice sound equipment reset button 116, produce advance notice sound equipment 101 reseting controling signal to controller 20, controller 20 controls to predict sound equipment 101 accordingly and stops sounding.
Wherein in an embodiment, control knob 300 also comprises backup circuit breaker 112, and when other switch in control knob 300 or button break down, backup circuit breaker 112 replaces the switch that breaks down or button, be connected with controller 20, thus control knob 300 is normally worked.
In addition, the button label 200 corresponding with control knob 300 is also provided with on lid 12 surface of box body 10.The corresponding button label 200 of each control knob 300, the title of prompting user each control knob 300 correspondence, facilitates user to select and operates.
Wherein in an embodiment, isolating switch hypotony analog buttons 107, control loop template analog buttons 108, simulation protection act outlet Action Button 109, reclosing are thrown and are moved back button 110 and protection exit and throw and move back button 111 and be preferably locking press button.To the control knob of band self-locking carry out first time press time, control knob be energized and keeps, i.e. self-locking, then to be with the control knob of self-locking carry out second time press time, control knob disconnection, the control knob simultaneously with self-locking ejects.
Whether wherein in an embodiment, telltale 400 also comprises button indicating lamp, button indicating lamp one end connection control button 300, other end connection control device 20, be used to indicate control knob 300 and press.When control knob is by 300 times, be energized between control knob 300, button indicating lamp and controller 20, button indicating lamp is bright.
Concrete, button indicating lamp comprises accident signal reset button pilot lamp 401, accident signal test button pilot lamp 402, reclosing is thrown and is moved back button indicating lamp 403, accident pilot lamp reset button pilot lamp 404, simulation protection act outlet Action Button pilot lamp 405, control loop template analog buttons pilot lamp 406, advance notice sound equipment reset button pilot lamp 407, separating brake gauge tap pilot lamp 408, shutting-brake control switch indication light 409, protection exit is thrown and is moved back button indicating lamp 410, advance notice acoustic test button indicating lamp 411 and isolating switch hypotony analog buttons pilot lamp 412.Above-mentioned accident signal reset button pilot lamp 401, accident signal test button pilot lamp 402, reclosing is thrown and is moved back button indicating lamp 403, accident pilot lamp reset button pilot lamp 404, simulation protection act outlet Action Button pilot lamp 405, control loop template analog buttons pilot lamp 406, advance notice sound equipment reset button pilot lamp 407, separating brake gauge tap pilot lamp 408, shutting-brake control switch indication light 409, protection exit is thrown and is moved back button indicating lamp 410, one end of advance notice acoustic test button indicating lamp 411 and isolating switch hypotony analog buttons pilot lamp 412 is connected respectively accident signal reset button 115, accident signal test button 113, reclosing is thrown and is moved back button 110, accident pilot lamp reset button 117, simulation protection act outlet Action Button 109, control loop template analog buttons 108, advance notice sound equipment reset button 116, separating brake gauge tap 1181, shutting-brake control switch 1182, protection exit is thrown and is moved back button 111, advance notice acoustic test button 114 and isolating switch hypotony analog buttons 107, the equal connection control device 20 of the other end.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a switch cubicle simulated experiment control device, it is characterized in that, comprise simulator of circuit breaker, controller and control enclosure, described control enclosure comprises box body, control knob and telltale, described control knob and described telltale are arranged at the surface of described box body, and be all connected with described controller, described simulator of circuit breaker is connected with described controller.
2. switch cubicle simulated experiment control device according to claim 1, it is characterized in that, described simulator of circuit breaker comprises the first relay, the second relay and the 3rd relay, described first relay comprises the first relay coil and the first switch, described second relay comprises the second relay coil and second switch, described 3rd relay comprises the 3rd relay coil, the 3rd switch and the 4th switch, described first relay coil is connected described controller with described second equal one end of relay coil, and the other end connects power access end; Described second switch and described 4th switch in parallel and homogeneous end ground connection, the other end connects one end of described 3rd relay coil by described first switch, the other end of described 3rd relay coil connects power access end, one end of described 3rd switch connects power access end, and the other end connects described controller; Described first switch is closed when described first relay coil is not energized, disconnect when described first relay coil energising, described second switch disconnects when described second relay coil is not energized, closed when described second relay coil energising, disconnect when described 3rd switch and all described 3rd relay coil of described 4th switch are not energized, closed when described 3rd relay coil energising.
3. switch cubicle simulated experiment control device according to claim 1, is characterized in that, described box body comprises box body and is located at described box lid with it, and described control knob and described telltale are arranged at the surface of described lid.
4. switch cubicle simulated experiment control device according to claim 1, it is characterized in that, the side opening of described box body is provided with hole, and the lead-in wire be connected with described control knob and described telltale is respectively connected with described controller through described hole.
5. switch cubicle simulated experiment control device according to claim 1, is characterized in that, described telltale comprises the pilot lamp and sound equipment that connect described controller.
6. switch cubicle simulated experiment control device according to claim 5, it is characterized in that, described pilot lamp comprises separating brake pilot lamp and combined floodgate pilot lamp, and described separating brake pilot lamp is connected power access end with described equal one end of combined floodgate pilot lamp, and the other end connects described controller; Described control knob comprises gauge tap, and described gauge tap comprises the separating brake gauge tap and shutting-brake control switch that connect described controller.
7. switch cubicle simulated experiment control device according to claim 5, it is characterized in that, described pilot lamp comprises accident pilot lamp, and described sound equipment comprises accident signal, described accident pilot lamp is connected power access end with the equal one end of described accident signal, and the other end connects described controller; Described control knob comprise connect described controller accident signal test button, reclosing throw move back button, simulation protection act outlet Action Button, protection exit throw move back button, accident pilot lamp reset button and accident signal reset button.
8. switch cubicle simulated experiment control device according to claim 5, it is characterized in that, described pilot lamp comprises advance notice pilot lamp, and described sound equipment comprises advance notice sound equipment, described advance notice pilot lamp is connected power access end with described equal one end of advance notice sound equipment, and the other end connects described controller; Described control knob comprises the control loop template analog buttons, advance notice sound equipment reset button, advance notice acoustic test button and the isolating switch hypotony analog buttons that connect described controller.
9. switch cubicle simulated experiment control device according to claim 1, is characterized in that, is also provided with the button label corresponding with described control knob on the lid surface of described box body.
10. switch cubicle simulated experiment control device according to claim 1, is characterized in that, described controller is programmable logic controller (PLC).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420820946.8U CN204360669U (en) | 2014-12-18 | 2014-12-18 | Switch cubicle simulated experiment control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420820946.8U CN204360669U (en) | 2014-12-18 | 2014-12-18 | Switch cubicle simulated experiment control device |
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| Publication Number | Publication Date |
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| CN204360669U true CN204360669U (en) | 2015-05-27 |
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| CN201420820946.8U Expired - Fee Related CN204360669U (en) | 2014-12-18 | 2014-12-18 | Switch cubicle simulated experiment control device |
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| CN (1) | CN204360669U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105355121A (en) * | 2015-10-28 | 2016-02-24 | 苏州市远极智能科技有限公司 | Intelligent wire-breaking module and wire-breaking practical training detection system |
| CN111198551A (en) * | 2018-11-19 | 2020-05-26 | 苏州工业园区可伦坡系统集成科技有限公司 | Signal simulation box for testing gas cylinder cabinet controller |
-
2014
- 2014-12-18 CN CN201420820946.8U patent/CN204360669U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105355121A (en) * | 2015-10-28 | 2016-02-24 | 苏州市远极智能科技有限公司 | Intelligent wire-breaking module and wire-breaking practical training detection system |
| CN111198551A (en) * | 2018-11-19 | 2020-05-26 | 苏州工业园区可伦坡系统集成科技有限公司 | Signal simulation box for testing gas cylinder cabinet controller |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20171218 |