CN217846561U - One-to-four disconnecting switch state position double-confirmation signal display device - Google Patents
One-to-four disconnecting switch state position double-confirmation signal display device Download PDFInfo
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- CN217846561U CN217846561U CN202221615896.0U CN202221615896U CN217846561U CN 217846561 U CN217846561 U CN 217846561U CN 202221615896 U CN202221615896 U CN 202221615896U CN 217846561 U CN217846561 U CN 217846561U
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Abstract
The utility model discloses a pair of four-isolating switch state position double-confirmation signal display device, which comprises a processing device, wherein the processing device is used for connecting a plurality of groups of non-homologous isolating switch opening and closing signals and judging and outputting double-confirmation signal data; the power supply device is connected with the processing device and is used for conveying power to the processing device; the platform main body is used for connecting the processing device and the power supply device, has the effect of detecting multiple groups of isolating switch multi-state position double confirmation signals, has the effect of researching and developing a pair of four isolating switch state position double confirmation signal detection devices aiming at the special requirement, and can detect the multiple groups of isolating switch multi-state position double confirmation signal conditions.
Description
Technical Field
The utility model relates to a high tension switchgear's technical field especially, relates to a two affirmation signal display device in a pair of four isolator state positions.
Background
The one-key sequential control is one of high-level applications of the intelligent substation, and is a key technology for promoting the deep fusion of the modern information technology and the power grid technology and constructing an intelligent operation and inspection system. The double confirmation means that when the equipment is operated remotely, at least two different principles or different source indications are correspondingly changed, and all the indications are correspondingly changed at the same time, so that the equipment can be confirmed to be operated in place. Therefore, according to the clear requirement of double confirmation judgment on the state position of primary equipment in the one-key sequence control technology of the switching operation of the transformer substation, a plurality of non-homologous criteria must be provided for the on-off in-place signal of the isolating switch. In short, the change of two or more signals with different principles or different sources is used for judging that the isolating switch is switched off or switched on in place. However, the conventional detection device can only detect a plurality of in-place signals of switching on and switching off of a single isolating switch, but cannot detect a plurality of groups of isolating switches simultaneously, and a pair of double-confirmation signal detection devices with four isolating switch state positions needs to be developed according to the special requirement, so that the double-confirmation signal conditions of a plurality of state positions of the groups of isolating switches can be detected simultaneously.
Aiming at the defects of the technical problems, a pair of four-isolation switch state position double confirmation signal display devices are developed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a two affirmation signal display device in four isolator state positions to solve the detection device of present conventionality among the prior art and can only detect a plurality of signals that target in place of single isolator divide-shut brake, can not carry out the technical problem that 4 isolator detected simultaneously.
According to an aspect of the utility model, a two affirmation signal display device in a pair of four isolator state positions is provided, include:
the processing device is used for connecting a plurality of groups of non-homologous isolating switch opening and closing signals and judging and outputting double confirmation signal data;
the power supply device is connected with the processing device and is used for conveying power to the processing device;
a platform body for connecting the processing device and the power supply device.
By adopting the technical scheme, when the states of a plurality of groups of non-homologous switches are detected, the processing device on the platform main body is used for detecting and judging signals of the plurality of groups of non-homologous switches, outputting double confirmation signal data and transmitting the detected data to judge the condition of the double confirmation signals of the plurality of groups of disconnecting switches in the state positions, the processing device on the platform main body is powered under the action of the power supply device, the stable proceeding of signal detection is ensured, the double confirmation signal detection device with a pair of four disconnecting switch state positions needs to be developed according to the special requirement, and the effect of detecting the condition of the double confirmation signals of the plurality of groups of disconnecting switches in the state positions can be simultaneously realized.
Furthermore, the processing device comprises a PLC module, the PLC module comprises a CPU processing module, a memory, a signal input unit and a signal output unit, the PLC module is connected with the power supply device, and the CPU processing module, the memory, the signal input unit and the signal output unit are connected in series end to form a loop, are connected with a plurality of groups of non-homologous isolating switches to carry out switching-on and switching-off signals and judge and output double-confirmation signal data.
Further, the power supply device comprises a power supply module, the power supply module comprises a standard alternating current power supply, the standard alternating current power supply is connected with the PLC module and used for supplying power, the power supply module is used for playing a poster current stabilizer, and the current stabilizer is used for carrying out current control on the standard alternating current power supply and delivering a stable direct current power supply to the PLC module.
Further, the current stabilizer comprises a small air circuit breaker and a switch power supply, the small air circuit breaker is connected with the switch power supply and a standard alternating current power supply in series to form a loop, and the small air circuit breaker is connected with the switch power supply and used for outputting stable direct current.
Furthermore, the display device comprises a display module arranged on the platform main body, the display module is connected with the processing device and the power supply device, and the display module is used for visually displaying the data transmitted by the processing device. .
Furthermore, the display module comprises an information processor, a display screen, a signal input unit, a signal output unit and a LAN (local area network) network interface, which are connected in series end to form a loop, and the information processor is connected with the standard alternating current power supply to provide a power source.
Furthermore, the display device is connected with a plurality of groups of non-homologous isolating switch opening and closing signals and displays and outputs the number of double confirmation signals.
Furthermore, a plurality of groups of relays are arranged on the platform main body and are used for switching the control circuit.
Further, a communication module is arranged on the platform main body and used for connecting the wireless equipment and transmitting the detection result.
The utility model discloses following beneficial effect has:
1. the data processing of the double-confirmation signal of the opening and closing state positions of the 4 isolating switches is processed through the PLC module, so that the double-confirmation signal condition of the opening and closing state positions of the 4 isolating switches is detected simultaneously;
2. the equipment has high operation reliability and can completely avoid misoperation. And the touch display operation panel is adopted, so that the method is simple and reliable and is not influenced by habits and emotions of operators. The method has the advantages of simple operation, low cost, good discrimination effect, low installation difficulty and the like;
3. the LAN network interface of the touch display operation panel has a network communication function and is suitable for the intelligent requirement of modern equipment. The signals can be uploaded through an RS-485 network communication interface.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
fig. 1 is a schematic overall structure diagram of the preferred embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of FIG. 1;
fig. 3 is one of the power source diagrams of the two confirmation signal display devices of a pair of four disconnecting switches of the present invention;
fig. 4 is a second diagram of the power supply connected to the two-to-four state position double-confirmation signal display device of the present invention;
fig. 5 is a communication circuit diagram of the two confirmation signal display devices of the pair of four disconnecting switches according to the present invention.
Illustration of the drawings:
1. a platform main body; 2. a processing device; 21. a PLC module; 3. a power supply device; 4. a display module; 5. a communication module; 6. A flow stabilizer.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered below.
Example 1
As shown in fig. 1 and fig. 2, the present embodiment discloses a pair of four-isolation switch state position double confirmation signal display device, which includes a processing device 2, a power supply device 3 and a platform main body 1, wherein the processing device 2 is disposed on the platform main body 1, when determining multiple sets of non-homologous isolation switch switching signals, the processing device 2 is connected with multiple sets of non-homologous switches, and under the action of the power supply device 3, the processing device 2 is powered and supported and is powered to perform output double confirmation signal data determination of multiple sets of non-homologous switches. And the processing device 2 and the power supply device 3 are arranged on the platform main body 1 for operation, so that centralized maintenance is facilitated.
As shown in fig. 1 and 2, the processing device 2 includes a PLC module 21, the PLC module 21 includes a CPU processing module, a memory, a signal input unit, and a signal output unit, the PLC module 21 is connected to the power supply device 3, the CPU processing module, the memory, the signal input unit, and the signal output unit are connected in series end to form a loop, and are connected to a plurality of sets of non-homologous disconnecting switch switching-on/off signals, and determine and output double-confirmation signal data.
As shown in fig. 1 and fig. 2, the power supply device 3 includes a power supply module, the power supply module includes a standard ac power supply, the standard ac power supply is connected to the PLC module 21 and used for supplying power, the power supply module poster current stabilizer 6, the current stabilizer 6 is used for carrying out current control on the standard ac power supply and conveying a stable dc power supply to the PLC module 21, when judging that a plurality of groups of non-homologous isolating switch opening signals are carried out on the processing device 2, stable dc current is transmitted to the processing device 2 through the power supply device 3 and works.
As shown in fig. 1 and 2, a current stabilizer 6 is further disposed in the power supply device 3, the current stabilizer 6 includes a small air circuit breaker and a switching power supply, the small air circuit breaker is connected in series with the switching power supply and a standard ac power supply to form a loop, the small air circuit breaker is connected with the switching power supply to output a stable dc current, and the ac current of the switching power supply is converted into a dc current through the connection of the small air circuit breaker and the switching power supply and is transmitted to the processing device 2 to input a power source, so as to ensure that the processing device 2 performs dual-signal detection of multiple sets of non-homologous switches.
As shown in fig. 1 and 2, the display device includes a display module 4 disposed on the platform main body 1, and the display module 4 is connected to the processing device 2 and the power supply device 3 and visually displays the detection information fed back from the processing device 2, so that the detection information is conveniently and visually observed by a detector. The display module 4 comprises an information processor, a display screen, a signal input unit, a signal output unit and a LAN (local area network) network interface, the information processor is sequentially connected end to form a loop, the information processor is connected with a standard alternating current power supply to provide a power source, the display device is connected with a plurality of groups of non-homologous isolating switch opening and closing signals and displays and outputs double confirmation signal numbers, and a plurality of groups of relays are arranged on the platform main body 1 and are used for switching a control circuit. Still set up on platform main part 1 by communication module 5, connect wireless device through communication module 5 and transmit the testing result, can make things convenient for the tester to know the testing result in time.
The utility model provides a pair of two affirmation signal display devices in four isolator state positions specifically as follows: the method comprises the following steps: platform main part (1), display device, power supply unit (3) and processing apparatus (2), wherein processing apparatus includes current PLC module, and the PLC module is received and is used for receiving the multiunit non-homologous isolator divide-shut brake signal that sends from isolator and to display device sends corresponding signal of telecommunication, and display device responds the corresponding signal of telecommunication and shows isolator's current state. In specific implementation, it is known in the art that the PLC module receives multiple sets of non-homologous switch-on/off signals sent from the disconnecting switch and sends corresponding electrical signals to the display device, for example, the PLC module receives signals from the first disconnecting switch. After four groups of non-homologous disconnecting switches are switched on and off, which are sent by the second disconnecting switch, the third disconnecting switch and the fourth disconnecting switch, a first electric signal, a second electric signal, a third electric signal and a fourth electric signal are sent to the display device, if the states represented by the first electric signal and the second electric signal are switching-off states, the states represented by the third electric signal and the fourth electric signal are switching-on states, at the moment, the display device responds to the first electric signal to display that the first disconnecting switch is in the switching-off state, responds to the second electric signal to display that the second disconnecting switch is in the switching-off state, responds to the third electric signal to display that the third disconnecting switch is in the switching-on state, and responds to the fourth electric signal to display that the fourth disconnecting switch is in the switching-on state.
The working principle of the double-confirmation-signal display device for the state and the position of the one-to-four isolating switches is as follows: the utility model designs a double-confirmation signal detection platform with a pair of four isolating switch state positions by utilizing the existing electrical design circuits such as the PLC module 21, the display module 4, the power supply module and the like; PLC module 21 can handle multichannel data signal simultaneously, operates on a platform 4 isolator on-off state position "two affirmation" signal detection integrations, and display module 4 can show each set of isolator on-off state position "two affirmation" signal, has saved the time greatly, easy operation, convenience.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A one-to-four disconnecting switch state position double confirmation signal display device is characterized in that: the method comprises the following steps:
a platform main body (1) and a display device arranged on the platform main body and used for displaying the state of the isolating switch,
the power supply device (3) and the processing device (2) are further included, the power supply device is used for respectively providing power supplies for the display device and the processing device, and the processing device is used for receiving a plurality of groups of non-homologous isolating switch opening and closing signals sent by the isolating switch and sending corresponding electric signals to the display device;
the display device responds to the corresponding electric signal to display the current state of the isolating switch.
2. A one-to-four isolator status position double acknowledgement signal display device according to claim 1, wherein: the processing device (2) comprises a PLC module (21), the PLC module (21) comprises a CPU processing module, a storage, a signal input unit and a signal output unit, the PLC module (21) is connected with the power supply device (3), and the CPU processing module, the storage, the signal input unit and the signal output unit are connected in series end to form a loop and are connected with a plurality of groups of non-homologous isolating switch opening and closing signals and judge to output double-confirmation signal data.
3. A one-to-four disconnecting switch status position double confirmation signal display device according to claim 2, wherein: the power supply device (3) comprises a power supply module, the power supply module comprises a standard alternating current power supply, the standard alternating current power supply is connected with the PLC module (21) and used for supplying power, the power supply module further comprises a current stabilizing device (6), and the current stabilizing device (6) is used for carrying out current control on the standard alternating current power supply and carrying out stable direct current power supply on the PLC module (21).
4. A one-to-four disconnecting switch status position double confirmation signal display device according to claim 3, wherein: the current stabilizer (6) comprises a small air circuit breaker and a switch power supply, the small air circuit breaker is connected with the switch power supply and a standard alternating current power supply in series to form a loop, and the small air circuit breaker is connected with the switch power supply and used for outputting stable direct current.
5. A one-to-four disconnecting switch status position double confirmation signal display device according to claim 3, wherein: the display device comprises a display module (4) arranged on the platform main body (1), the display module (4) is connected with the processing device (2) and the power supply device (3), and the display module (4) is used for visually displaying data transmitted by the processing device (2).
6. A one-to-four isolator state position double acknowledgement signal display device according to claim 5, characterized in that: the display module (4) comprises an information processor, a display screen, a signal input unit, a signal output unit and a LAN (local area network) network interface, which are sequentially connected end to form a loop, and the information processor is connected with the standard alternating current power supply to provide a power source.
7. The device for displaying two confirmation signals according to claim 5, wherein: and the display device is connected with a plurality of groups of non-homologous isolating switch opening and closing signals and displays and outputs the number of double confirmation signals.
8. The device for displaying two confirmation signals according to claim 7, wherein: the platform main body (1) is provided with a plurality of groups of relays, and the relays are used for switching a control circuit.
9. A one-to-four isolator status position double acknowledgement signal display device according to claim 2, wherein: the platform is characterized in that a communication module (5) is arranged on the platform main body (1), and the communication module (5) is used for connecting wireless equipment and transmitting a detection result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221615896.0U CN217846561U (en) | 2022-06-24 | 2022-06-24 | One-to-four disconnecting switch state position double-confirmation signal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221615896.0U CN217846561U (en) | 2022-06-24 | 2022-06-24 | One-to-four disconnecting switch state position double-confirmation signal display device |
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| Publication Number | Publication Date |
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| CN217846561U true CN217846561U (en) | 2022-11-18 |
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| CN202221615896.0U Active CN217846561U (en) | 2022-06-24 | 2022-06-24 | One-to-four disconnecting switch state position double-confirmation signal display device |
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