CN220692882U - Remote digital measurement and control device - Google Patents
Remote digital measurement and control device Download PDFInfo
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- CN220692882U CN220692882U CN202322037213.9U CN202322037213U CN220692882U CN 220692882 U CN220692882 U CN 220692882U CN 202322037213 U CN202322037213 U CN 202322037213U CN 220692882 U CN220692882 U CN 220692882U
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- 238000005259 measurement Methods 0.000 title claims abstract description 33
- 238000004891 communication Methods 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000002955 isolation Methods 0.000 claims description 5
- 239000012774 insulation material Substances 0.000 claims description 4
- 230000001052 transient effect Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model relates to the field of power distribution network measurement and control, in particular to a remote digital measurement and control device, which comprises: the device comprises a signal input interface, a signal output interface, an input signal isolator, an output signal isolator, a controller, a wireless communication module and a power supply device; the signal input interface is connected with the input end of the controller through the input signal isolator, and the output end of the controller is connected with the signal output interface through the output signal isolator; the wireless communication module is connected with the controller and used for transmitting signals between the controller and the remote monitoring center; the power supply device is used for supplying power to the measurement and control device; the power supply device comprises a solar controller, a solar panel connected with the solar controller and a storage battery; the load terminal of the solar controller is connected with the input signal isolator, the output signal isolator, the controller and the power end of the wireless communication module. The utility model improves the reliability and stability of the measurement and control device.
Description
Technical Field
The utility model relates to the field of power distribution network measurement and control, in particular to a remote digital measurement and control device.
Background
The position of the feeder line on the distribution network column is generally provided with a measurement and control device for measuring the state of the feeder line; because the measurement and control device is usually installed outdoors, the environment is severe, the environment temperature is special, high-temperature or low-temperature environment is easy to generate, long circuits are also often accompanied when the measurement and control device is installed outdoors, and more electromagnetic interference is easy to generate; and secondly, the working power supply of the equipment is not easy to obtain in the outdoor environment, and when the storage battery is only used as the working power supply, the power supply cannot be ensured, and the reliability and the stability of the equipment are poor.
Disclosure of Invention
The utility model aims to provide a remote digital measurement and control device, which improves the reliability and stability of the measurement and control device.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the remote digital measurement and control device is arranged at the position of a column-mounted feeder line and used for collecting operation information of a corresponding column switch and sending the operation information to a remote monitoring center;
the measurement and control device comprises: the device comprises a signal input interface, a signal output interface, an input signal isolator, an output signal isolator, a controller, a wireless communication module and a power supply device;
the signal input interface is connected with the input end of the controller through the input signal isolator, and the output end of the controller is connected with the signal output interface through the output signal isolator; the wireless communication module is connected with the controller and used for transmitting signals between the controller and the remote monitoring center;
the power supply device is used for supplying power to the measurement and control device; the power supply device comprises a solar controller, a solar panel connected with the solar controller and a storage battery; the load terminal of the solar controller is connected with the input signal isolator, the output signal isolator, the controller and the power end of the wireless communication module.
Furthermore, the input signal isolator and the output signal isolator adopt photoelectric couplers for signal isolation.
Further, the output end of the power supply device is connected with a transient voltage suppressor TVS.
Further, the power supply device further comprises two circuit breakers, the solar panel is electrically connected to the solar controller through one circuit breaker, and the storage battery is electrically connected to the solar controller through the other circuit breaker.
Further, the solar controller is a model YJSS10 solar controller manufactured by innovator electric company in spring city.
Further, the wireless communication module adopts a GSM communication module.
Further, the shell of the measurement and control device adopts GG-type double-sided steel plates, and a heat insulation material is filled between the two layers of steel plates.
The utility model has the following beneficial effects:
according to the utility model, the signal isolator is arranged on the signal input interface and the signal output interface, the transient voltage suppressor TVS is arranged between the power supply device and the load thereof, so that the interference of the environment on the signal is prevented, and the stability and the data accuracy are improved; the power supply device adopts a mode of combining the solar panel and the storage battery, and improves the power supply reliability.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
description of the drawings: 1. a signal input interface; 2. a signal output interface; 3. an input signal isolator; 4. an output signal isolator; 5. a controller; 6. a wireless communication module; 7. a power supply device; 8. a housing.
Description of the embodiments
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the utility model is a remote digital measurement and control device, which is installed at a position of a column feeder for collecting operation information of a corresponding column switch and transmitting the operation information to a remote monitoring center;
the measurement and control device comprises: a signal input interface 1, a signal output interface 2, an input signal isolator 3, an output signal isolator 4, a controller 5, a wireless communication module 6 and a power supply device 7;
the signal input interface 1 is connected with the input end of the controller 5 through the input signal isolator 3, and the output end of the controller 5 is connected with the signal output interface 2 through the output signal isolator 4; the wireless communication module 6 is connected to the controller 5 for signal transmission between the controller 5 and the remote monitoring center.
In this embodiment, the signal input interface 1 is used for inputting an input amount, the input amount is designed to be 16 paths in total, and the on/off position, the energy storage, the pressure, the active pulse power, the reactive pulse power and some status signals inside the device are collected. The signal output interface 2 is used for outputting an opening amount, and the opening amount is used for respectively feeding on and off of a control switch on a line.
In this embodiment, the input signal isolator 3 and the output signal isolator 4 are all optocouplers for signal isolation. All analog inputs, whether ac or dc, are sent to the controller 5 via the isolated converter for a/D conversion and model processing. The switching value input signals are transmitted to the controller 5 for identification after being isolated by the optical coupler, and the switching value output signals such as tripping and closing outlets are isolated by the optical coupler so as to prevent the interference generated by the switching of the inductance loop of the relay coil from affecting the normal operation of the device.
The power supply device 7 is used for supplying power to the measurement and control device; the power supply device 7 comprises a solar controller, a solar panel connected with the solar controller and a storage battery; the load terminals of the solar controller are connected to the power supply terminals of the input signal isolator 3, the output signal isolator 4, the controller 5 and the wireless communication module 6. The power supply device further comprises two circuit breakers, the solar panel is electrically connected with the solar controller through one circuit breaker, and the storage battery is electrically connected with the solar controller through the other circuit breaker. The circuit breaker is opened when the equipment is installed, and power module starts work, plays simultaneously to prevent the condition of overcurrent, protects solar panel and battery, reduces the damage probability, improves product life. In the embodiment, the solar controller is manufactured by electric appliance company of Innovator in Quanzhou, and the model is YJSS10; solar panels were produced by Hunan front-edge technology Co., ltd with a power of 10W.
In the power supply device 7 of the present embodiment, when sunlight is strong in the daytime, the surplus electricity can charge the storage battery; when sunlight is not available at night, the electricity stored by the storage battery is supplied to the load again; this allows for maximum use of energy. The solar controller is a device for controlling the solar panel to convert solar energy into electric energy and store the electric energy into the storage battery, and then the storage battery performs voltage conversion through the solar controller for load use. The solar controller has an isolation function, and the direct current signal which is changed into a weak current after the isolation function can be directly input into other modules, so that interference signals which are invaded by a power line can be reduced.
The output of the power supply means 7 is connected to a transient voltage suppressor TVS. For preventing malfunction of the controller 5 due to momentary pulses such as electrostatic discharge effect, power supply surge.
The communication module adopts a GSM communication module, the coverage of a GSM network is almost over the whole country, and an existing wireless network is utilized to construct an automatic system of the power distribution network, so that the system communication can be realized, and the communication base station is not required to be expanded and communication facilities are not required to be added, thereby greatly saving the cost and having better application prospect.
The shell 8 of the measurement and control device protects the input signal isolator 3, the output signal isolator 4, the controller 5 and the wireless communication module 6, is rainproof and windproof, and reduces the damage probability of products; the shell 8 of the measurement and control device adopts GG type double-sided steel plates, and a heat insulation material is filled between the two layers of steel plates. In the embodiment, the heat insulation material can be polystyrene foam, so that the heat insulation effect is achieved, and the influence of solar radiation on the temperature in the box-type transformer substation can be reduced.
The utility model is not related in part to the same or implemented in part by the prior art.
The foregoing is a further detailed description of the utility model in connection with specific embodiments, and it is not intended that the utility model be limited to such description. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.
Claims (7)
1. A remote digital measurement and control device is characterized in that: the measurement and control device is arranged at the position of the column feeder line and used for collecting operation information of the corresponding column switch and sending the operation information to the remote monitoring center;
the measurement and control device comprises: the device comprises a signal input interface, a signal output interface, an input signal isolator, an output signal isolator, a controller, a wireless communication module and a power supply device;
the signal input interface is connected with the input end of the controller through the input signal isolator, and the output end of the controller is connected with the signal output interface through the output signal isolator; the wireless communication module is connected with the controller and used for transmitting signals between the controller and the remote monitoring center;
the power supply device is used for supplying power to the measurement and control device; the power supply device comprises a solar controller, a solar panel connected with the solar controller and a storage battery; the load terminal of the solar controller is connected with the input signal isolator, the output signal isolator, the controller and the power end of the wireless communication module.
2. The remote digital measurement and control device of claim 1, wherein: the input signal isolator and the output signal isolator adopt photoelectric couplers for signal isolation.
3. The remote digital measurement and control device of claim 1, wherein: the output end of the power supply device is connected with a transient voltage suppressor TVS.
4. The remote digital measurement and control device of claim 1, wherein: the power supply device further comprises two circuit breakers, the solar panel is electrically connected with the solar controller through one circuit breaker, and the storage battery is electrically connected with the solar controller through the other circuit breaker.
5. The remote digital measurement and control device of claim 4, wherein: the solar controller is a model number YJSS10 solar controller manufactured by innovator electric company in spring city.
6. The remote digital measurement and control device of claim 1, wherein: the wireless communication module adopts a GSM communication module.
7. The remote digital measurement and control device of claim 1, wherein: the shell of the measurement and control device adopts GG-type double-sided steel plates, and a heat insulation material is filled between the two layers of steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322037213.9U CN220692882U (en) | 2023-07-31 | 2023-07-31 | Remote digital measurement and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322037213.9U CN220692882U (en) | 2023-07-31 | 2023-07-31 | Remote digital measurement and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220692882U true CN220692882U (en) | 2024-03-29 |
Family
ID=90402900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322037213.9U Active CN220692882U (en) | 2023-07-31 | 2023-07-31 | Remote digital measurement and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220692882U (en) |
-
2023
- 2023-07-31 CN CN202322037213.9U patent/CN220692882U/en active Active
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