CN219738362U - Combined high-voltage electric switch simulation device - Google Patents
Combined high-voltage electric switch simulation device Download PDFInfo
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- CN219738362U CN219738362U CN202320475796.0U CN202320475796U CN219738362U CN 219738362 U CN219738362 U CN 219738362U CN 202320475796 U CN202320475796 U CN 202320475796U CN 219738362 U CN219738362 U CN 219738362U
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- 238000004088 simulation Methods 0.000 title claims abstract description 33
- 238000012549 training Methods 0.000 claims abstract description 47
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- 238000010276 construction Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 10
- 230000006870 function Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
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- 238000000926 separation method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
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Abstract
The utility model provides a combined high-voltage electric switch simulation device, wherein a combined switch module is arranged in a practical training cabinet, a practical training platform is arranged at the top of the practical training cabinet, and the combined switch module is connected with the practical training platform through a circuit; the combined switch module comprises an analog breaker, an analog electric isolating switch, a control loop fault setting blind box, a signal loop fault setting blind box and a wiring terminal row; the wiring terminal block is connected with the control loop fault setting blind box and the signal loop fault setting blind box, the control loop fault setting blind box is connected with the analog electric isolating switch and the analog circuit breaker, and the signal loop fault setting blind box is connected with the analog electric isolating switch and the analog circuit breaker. The utility model has the beneficial effects that: the construction cost of the power supply training system is reduced, and the flexibility of power supply switch training is improved.
Description
Technical Field
The utility model belongs to the technical field of high-voltage power supply test teaching, and particularly relates to a combined high-voltage electric switch simulation device.
Background
The high-voltage switch is one of important equipment for guaranteeing the safety of power supply, and mainly comprises a breaker, a disconnecting switch, a load switch, a fuse and other devices, and has the main functions of receiving and distributing electric energy. At present, most of the existing switch cabinets for training in places such as power supply laboratories, practical training rooms and the like in China are actual circuit breakers or independent simulation circuit breakers. The actual circuit breaker is huge, needs a large-area training field, is extremely high in cost, is relatively simple in simulation circuit breaker, is relatively low in monomer price, and is suitable for single relay protection test. Therefore, when a complete power supply training system is built at present, more than ten physical breakers are needed and corresponding auxiliary circuits are provided for the physical breakers, the cost is high, meanwhile, simulation cannot be realized on the working conditions and complex functions of most power supply systems due to the lack of the simulated electric isolating switch, setting and problem investigation of various faults of the switch are also lacked, and only simple separation and combination operation training can be performed.
Disclosure of Invention
In view of the above, the present utility model aims to provide a combined high-voltage electric switch simulation device, so as to reduce the construction cost of a power supply training system and increase the flexibility of power supply training.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
a combined high-voltage electric switch simulation device.
Further, the training cabinet and the combined switch module are included; the combined switch module is arranged in the practical training cabinet, a practical training platform is arranged at the top of the practical training cabinet, and the combined switch module is connected with the practical training platform through a circuit; the combined switch module comprises an analog breaker, an analog electric isolating switch, a control loop fault setting blind box, a signal loop fault setting blind box and a wiring terminal row; the wiring terminal block is connected with the control loop fault setting blind box and the signal loop fault setting blind box, the control loop fault setting blind box is connected with the analog electric isolating switch and the analog circuit breaker, and the signal loop fault setting blind box is connected with the analog electric isolating switch and the analog circuit breaker.
Further, a plurality of groups of the analog circuit breakers are connected with a plurality of groups of the analog electric isolating switches to form a combined switch module; the analog breaker and the analog isolating switch S control loop are provided with time setting relays for flexibly setting the opening/closing time.
Furthermore, the analog circuit breaker and the analog electric isolating switch are both provided with a remote local switch which is arranged on the practical training platform; in the local mode, the switch body can be manually opened and closed and has an indicator light to display the actual switch position; in the remote mode, the switch body can be separated and combined by an external relay protection device and a remote control device.
Further, the analog circuit breaker is connected with the control loop fault setting blind box and the signal loop fault setting blind box; the analog electric isolating switch is connected with a control loop fault setting blind box and a signal loop fault setting blind box.
Further, a fault preset unit is arranged in the control loop fault setting blind box and the signal loop fault setting blind box; the fault preset unit is composed of passive devices such as a connecting sheet switching connector, an analog resistor, an analog capacitor, an analog inductor and the like, and various complex electric faults are set through different combinations of the passive devices; the blind box for setting the control loop fault and the blind box for setting the signal loop fault are both provided with blind plates and locks for preventing the cheating of the students from being peeped.
Further, the analog circuit breaker further comprises a solid-state relay, wherein the solid-state relay is arranged at the auxiliary contact point and is used for realizing switching on and off of the analog circuit breaker loop
Compared with the prior art, the combined high-voltage electric switch simulation device has the following beneficial effects:
(1) The combined high-voltage electric switch simulation device can form a plurality of combinations of the simulation circuit breakers and the simulation electric isolating switches according to the requirements of a power supply system, can simultaneously perform various fault settings of each electric switch control loop and each signal loop, and can prevent students from peeping;
(2) According to the combined high-voltage electric switch simulation device, the simulation breaker and the simulation electric isolating switch are provided with remote local control conversion functions so as to realize the switching conversion function;
(3) The utility model relates to a combined high-voltage electric switch simulation device, wherein a simulation breaker and a simulation isolating switch S control loop are provided with time setting relays, and the combined high-voltage electric switch simulation device is used for flexibly setting opening/closing time;
(4) According to the combined high-voltage electric switch simulation device, various complex electric faults can be set in a passive device combination mode such as a simulation resistor, a simulation capacitor and a simulation inductor.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of a training cabinet according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a lock on a training platform according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a practical training platform lock removal according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a combined electrical switch analog circuit according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of an analog circuit breaker according to an embodiment of the utility model;
fig. 6 is a schematic diagram of an electric isolating switch S according to an embodiment of the present utility model;
FIG. 7 is a schematic diagram of a signal circuit according to an embodiment of the present utility model;
fig. 8 is a schematic diagram of a combined switch module according to an embodiment of the utility model.
Reference numerals illustrate:
1-a training cabinet; 2-a practical training platform; 3-simulating a circuit breaker; 4-simulating an electric isolating switch; 5-setting a blind box for control loop faults; 6-setting a blind box for signal loop faults; 7-connecting terminal blocks; 8-remote local change-over switch; 9-lockset; 10-blind plates; 11-a patch switch connector; 12-a first panel; 13-a second panel.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
The utility model will be described in detail below with reference to the drawings in connection with embodiments.
The technical scheme adopts a building block structure, and can form a combination of a plurality of analog circuit breakers 3 and analog electric isolating switches 4 according to the requirements of a power supply system. The control circuit fault setting blind box 5 and the signal circuit fault setting blind box 6 are internally provided with fault preset units, various electric faults are represented through various combination modes of the fault preset units, a learner performs opening and closing operation on the analog breaker 3 and the analog electric isolating switch 4 at the combined switch module on the practical training platform 2 so as to know various electric fault types, and meanwhile, the control circuit fault setting blind box 5 and the signal circuit fault setting blind box 6 are respectively provided with a blind plate 10 and a lock 9, so that the internal cheating of the learner is prevented, and the teaching and practical training aims of various power supply systems are achieved.
As shown in fig. 1, the appearance of a combined high-voltage electric switch simulation device is a practical training cabinet 1 with four ground pulleys, so that the combined high-voltage electric switch simulation device is convenient to move and transport, a combined switch module is arranged inside the practical training cabinet 1, and a wiring terminal row 7 is fixed on the outer side face of the practical training cabinet 1. The top surface of the practical training cabinet 1 is a practical training platform 2, the practical training platform 2 is provided with a remote local change-over switch, an analog electric isolating switch 4 and an analog circuit breaker 3, and a student can perform switching-on and switching-off operation on the practical training platform 2. As shown in fig. 2 and 3, the training platform 2 is divided into two panels, the remote local change-over switch, the analog electric isolating switch 4 and the analog circuit breaker 3 are arranged in the area of the second panel 13, the connecting piece switching connector 11 in the fault preset unit is arranged in the area of the first panel 12, and after various analog electric faults are arranged on the first panel 12, the first panel 12 is shielded by the blind plate 10 and the lock 9, so that the internal peeping and cheating of students are prevented.
The principle of realizing the combined switch to simulate the electric fault is shown in fig. 3, and the combined switch module comprises a simulated breaker 3, a simulated electric isolating switch 4, a control loop fault setting blind box 5, a signal loop fault setting blind box 6 and a wiring terminal row 7. As shown in fig. 8, the connection terminal block 7 is connected with the control loop fault setting blind box 5 and the signal loop fault setting blind box 6, the control loop fault setting blind box 5 is connected with the analog electric isolating switch 4 and the analog circuit breaker 3, and the signal loop fault setting blind box 6 is connected with the analog electric isolating switch 4 and the analog circuit breaker 3. The modular structure is adopted, a plurality of groups of analog circuit breakers 3 and a plurality of groups of analog electric isolating switches 4 are connected to form a combined switch module, and the combination of the plurality of groups of analog circuit breakers 3 and the analog electric isolating switches 4 can be formed according to the requirement of a power supply system. Advantageously, the analog circuit breaker 3 and the analog disconnector S control circuit are each provided with a time-setting relay for flexibly setting the opening/closing time. Meanwhile, various fault settings of each electrical switch control loop and signal loop can be carried out, and a learner can only indirectly judge the fault type through external measurement of electrical parameters. Advantageously, the analog circuit breaker 3 further comprises a solid-state relay arranged at the auxiliary contact for switching off the current during the switching-on/off process of the circuit of the analog circuit breaker 3. The analog circuit breaker 3 and the analog electric isolating switch 4 are both provided with a remote local switch 8, and the remote local switch 8 is arranged on the practical training platform 2. In the local mode, the switch body can be manually opened and closed and has an indicator light to display the actual switch position; in the remote mode, the switch body can be separated and combined by an external relay protection device and a remote control device, and a student judges electrical faults by performing operations such as separation and switching on of the switch on the practical training platform 2 so as to achieve the purpose of learning electrical knowledge.
The specific construction principle of the electrical fault is shown in fig. 2, and the control loop fault setting blind box 5 and the signal loop fault setting blind box 6 are internally provided with fault preset units which are composed of passive devices such as a connecting sheet switching connector 11, an analog resistor, an analog capacitor, an analog inductor and the like. The blind plate 10 is opened to expose a fault preset unit, and various complex electric faults can be set in the fault preset unit through different combinations of passive devices such as a simulated resistor, a simulated capacitor, a simulated inductor and the like.
The analog circuit breaker 3 and the analog electric isolating switch 4 are provided with remote local control conversion functions, and in a specific embodiment, the training cabinet 1 is provided with one analog circuit breaker 3 and two analog electric isolating switches 4. In the remote mode, as shown in fig. 5, the schematic circuit diagram of the analog circuit breaker 3 shows that the analog circuit breaker 3 is connected with the 1LP2 and 1LP1 addresses of the fault preset unit, the control loop fault setting blind box 5 and the signal loop fault setting blind box 6 are set through the fault preset unit, and the opening and closing loop is provided with an adjustable high-power resistor for adjusting the high current of the analog loop and safely opening and closing the switch. As shown in the schematic circuit diagram of the analog electric isolating switch 4 in fig. 6, the fault preset unit addresses 1LP3 and 1LP4 are respectively connected, and the control loop fault setting blind box 5 and the signal loop fault setting blind box 6 are similarly set through the fault preset unit. Remote switching operation can be performed by control electricity of other systems, and the actual switch position is displayed by light. In the local mode, as shown in fig. 7, the split bit of the analog circuit breaker 3 is connected to the failure preset unit address 2LP1, and the combined bit thereof is connected to the address 2LP2; the split bits of the two analog electric isolating switches 4 are respectively connected with the fault preset unit addresses 2LP3 and 2LP5, and the combined bits are respectively connected with the addresses 2LP4 and 2LP6. The switch body can be manually operated to switch on or switch off and has a light to display the actual switch position.
In one specific example, the trainee specifically performs the following operations:
before practical training, the instructor unlocks the lock 9 and turns open the blind plate 10 according to the requirement of the practical training target, and the circuit preset is carried out through the fault preset unit, so that the blind plate 10 is closed and the lock 9 is locked.
The student carries out wiring to the practical training cabinet 1 according to the related specification and drawing, carries out switching operation of each switch on the practical training platform 2 after wiring is completed, if the operation is successful and the position indication is aligned, the control loop and the signal loop are normal, if the control loop and the signal loop cannot be operated or the indication lamp is not aligned, the loop has a problem, the fault is required to be checked through instruments such as a universal meter, the possible cause of the fault is judged, and the equivalent circuit in the blind box is analyzed and the problem root is illustrated. Finally, the instructor arbitrates the achievement according to the analysis result of the student.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. A combined high-voltage electric switch simulation device is characterized in that: comprises a training cabinet (1) and a combined switch module;
the combined switch module is arranged in the practical training cabinet (1), a practical training platform (2) is arranged at the top of the practical training cabinet (1), and the combined switch module is connected with the practical training platform (2) through a circuit;
the combined switch module comprises an analog circuit breaker (3), an analog electric isolating switch (4), a control loop fault setting blind box (5), a signal loop fault setting blind box (6) and a wiring terminal row (7);
the wiring terminal block (7) is connected with the control loop fault setting blind box (5) and the signal loop fault setting blind box (6), the control loop fault setting blind box (5) is connected with the analog electric isolating switch (4) and the analog circuit breaker (3), and the signal loop fault setting blind box (6) is connected with the analog electric isolating switch (4) and the analog circuit breaker (3).
2. A combined high voltage electrical switch simulation apparatus as claimed in claim 1, wherein: the plurality of groups of analog circuit breakers (3) are connected with the plurality of groups of analog electric isolating switches (4) to form a combined switch module;
the analog breaker (3) and the analog isolating switch S control loop are provided with time setting relays for flexibly setting the opening/closing time.
3. A combined high voltage electrical switch simulation apparatus as claimed in claim 1, wherein: the simulation circuit breaker (3) and the simulation electric isolating switch (4) are both provided with a remote local switch (8), and the remote local switch (8) is arranged on the practical training platform (2);
in the local mode, the switch body can be manually opened and closed and has an indicator light to display the actual switch position;
in the remote mode, the switch body can be separated and combined by an external relay protection device and a remote control device.
4. A combined high voltage electrical switch simulation apparatus as claimed in claim 1, wherein: the analog circuit breaker (3) is connected with the control loop fault setting blind box (5) and the signal loop fault setting blind box (6); the analog electric isolating switch (4) is connected with a control loop fault setting blind box (5) and a signal loop fault setting blind box (6).
5. The combination high voltage electrical switch simulating assembly of claim 4, wherein: the control loop fault setting blind box (5) and the signal loop fault setting blind box (6) are internally provided with fault preset units;
the fault preset unit consists of a connecting piece switching connector (11), an analog resistor, an analog capacitor and an analog inductor, and various complex electric faults are set through different combinations of the passive devices;
the blind box (5) for setting the control loop faults and the blind box (6) for setting the signal loop faults are both provided with blind plates (10) and locks (9) for preventing the students from performing endoscopic cheating.
6. A combined high voltage electrical switch simulation apparatus as claimed in claim 1, wherein: the analog circuit breaker (3) further comprises a solid-state relay, wherein the solid-state relay is arranged at the auxiliary contact and used for cutting off current in the opening and closing process of a circuit of the analog circuit breaker (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320475796.0U CN219738362U (en) | 2023-03-13 | 2023-03-13 | Combined high-voltage electric switch simulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320475796.0U CN219738362U (en) | 2023-03-13 | 2023-03-13 | Combined high-voltage electric switch simulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219738362U true CN219738362U (en) | 2023-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320475796.0U Active CN219738362U (en) | 2023-03-13 | 2023-03-13 | Combined high-voltage electric switch simulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219738362U (en) |
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2023
- 2023-03-13 CN CN202320475796.0U patent/CN219738362U/en active Active
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