CN212111628U - Intelligent box transformer substation measurement and control device - Google Patents
Intelligent box transformer substation measurement and control device Download PDFInfo
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- CN212111628U CN212111628U CN202020352702.7U CN202020352702U CN212111628U CN 212111628 U CN212111628 U CN 212111628U CN 202020352702 U CN202020352702 U CN 202020352702U CN 212111628 U CN212111628 U CN 212111628U
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Abstract
The utility model discloses an intelligent box transformer substation measurement and control device, which comprises an encapsulation shell, wherein a hinge base is fixedly arranged on the outer side of the encapsulation shell, and an interface adapter is fixedly arranged on the hinge base; the interior of the packaging shell is respectively provided with a measurement and control module, a protocol conversion module, a ring network module and a dual-core processor, the measurement and control module, the protocol conversion module and the ring network module are respectively in communication connection with the dual-core processor, and the measurement and control module, the protocol conversion module, the ring network module and the dual-core processor are respectively in matched connection with the interface adapter. The utility model discloses solved current box transformer measurement and control device on the whole and had to be equipped with three kinds of equipment such as measurement and control device, protocol conversion equipment, looped netowrk interchanger, just can realize the technical defect of whole functions.
Description
Technical Field
The utility model relates to an intelligence case becomes measurement and control device belongs to intelligence measurement and control technical field.
Background
The box type transformer measurement and control device monitors and protects the transformer working on site. By collecting real-time information such as voltage signals, current signals, switch positions and the like, protection and alarm are realized when the transformer has the conditions of overcurrent, overvoltage, PT disconnection, CT disconnection, frequency abnormality and the like.
At the equipment of new forms of energy photovoltaic power station, wind power plant field operation, not only box transformer, when other equipment (like dc-to-ac converter, collection flow box etc.) cooperation uses, because different equipment communication protocol, specification are different, need be equipped with devices such as communication management machine, specification conversion equipment, just can interact with the equipment information of different specifications.
In remote areas, due to the fact that the power stations occupy large areas, the sub-arrays are far away, and the distance between every two sub-arrays is kilometers. Most power stations adopt optical fiber communication, and sub-arrays form a ring network to realize high-speed communication among the sub-arrays. The communication framework needs each sub-array to be equipped with a ring network switch, so that all information can be read and judged by other control equipment in the ring network.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art's defect, provide an intelligence case becomes measurement and control device.
In order to solve the technical problem, the utility model provides an intelligent box transformer substation measurement and control device, which is characterized in that the intelligent box transformer substation measurement and control device comprises an encapsulation shell, wherein a hinge base is fixedly arranged on the outer side of the encapsulation shell, and an interface adapter is fixedly arranged on the hinge base; the interior of the packaging shell is respectively provided with a measurement and control module, a protocol conversion module, a ring network module and a dual-core processor, the measurement and control module, the protocol conversion module and the ring network module are respectively in communication connection with the dual-core processor, and the measurement and control module, the protocol conversion module, the ring network module and the dual-core processor are respectively in matched connection with the interface adapter.
As a preferred embodiment, the packaging shell is provided with transversely extending and symmetrically distributed transverse communication connection tubes, the packaging shell is provided with longitudinally extending and longitudinally extending longitudinal communication connection tubes, and the transverse communication connection tubes and the longitudinal communication connection tubes are respectively connected with the interface adapter in a matching manner.
As a preferred embodiment, a transverse coupling head is arranged between the transverse communication connection tube and the interface adapter, and the transverse communication connection tube is connected with the interface adapter in a matching manner through the transverse coupling head.
As a preferred embodiment, a wiring harness coupling head is arranged between the longitudinal communication leading pipe and the interface adapter, and the longitudinal communication leading pipe is connected with the interface adapter in a matching way through the wiring harness coupling head.
As a preferred embodiment, a relay trigger switch is disposed between the harness connector and the interface adapter, and the relay trigger switch is used to control communication connection and disconnection between the harness connector and the interface adapter.
As a better embodiment, truss beams which are symmetrically distributed left and right are fixedly arranged on the outer side of the packaging shell.
As a preferred embodiment, the outside of the enclosure is further provided with a clamping collar, and the clamping collar is fixedly connected with the outside of the enclosure through a hinged connection seat.
In a preferred embodiment, the interface adapter is provided with a main connection terminal for receiving a power line and a plurality of tapping terminals for receiving a communication line.
As a better embodiment, the measurement and control module is configured to convert a large voltage signal and a large current signal into a small voltage signal through a voltage transformer and a current transformer, and convert an analog signal into a digital signal through an RC low-pass filter network and an analog-to-digital converter and output the digital signal to the dual-core processor.
As a preferred embodiment, the ring network module includes a plurality of optical fiber interfaces and RJ standard network ports, and is used to send the paired information to the ring network for the master station and other communication devices in the station to read, determine and process.
The utility model discloses the beneficial effect who reaches: the utility model discloses there is three kinds of equipment such as measurement and control device, protocol conversion equipment, looped netowrk exchanger that need to be equipped with to current box transformer measurement and control device, just can realize the technical defect of whole functions, become measurement and control device through proposing an intelligence case, this intelligence case becomes measurement and control device's internal design measurement and control module, protocol conversion module, looped netowrk module and dual-core processor, the interface adapter that cooperates the communication is designed to the outside, the interface adapter carries out external power cord and communication line through main binding post and tapping binding post respectively; further designing a transverse communication leading pipe and a longitudinal communication leading pipe for communication switching; further designing a clamping hoop sleeve for external connection and matching on the intelligent box transformer substation measurement and control device; further design control communication break-make's relay trigger switch, the utility model discloses an encapsulation is observed and controled module, protocol conversion module, looped netowrk module and dual-core processor in the packaging shell, has solved current box transformer measurement and control device on the whole and has to be equipped with three kinds of equipment such as measurement and control device, protocol conversion equipment, looped netowrk interchanger, just can realize the technical defect of whole functions.
Drawings
Fig. 1 is the utility model discloses an intelligence case becomes measurement and control device's preferred embodiment's structural schematic.
Fig. 2 is the utility model discloses an intelligence case becomes measurement and control device's topological principle connection schematic.
Fig. 3 is the utility model discloses an intelligence case becomes measurement and control device's application schematic diagram.
The meanings of the symbols in the figures: the method comprises the following steps of 1-packaging shell, 2-truss girder, 3-transverse communication leading pipe, 4-longitudinal communication leading pipe, 5-wire harness connecting head, 6-hinged base, 7-relay trigger switch, 8-transverse connecting head, 9-interface adapter, 10-hinged connecting base, 11-clamping hoop sleeve, 12-main connecting terminal, 13-branching connecting terminal, 14-measurement and control module, 15-protocol conversion module, 16-looped network module and 17-dual-core processor.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, the utility model provides an intelligent box transformer substation measurement and control device, which comprises a packaging shell 1, wherein a hinge base 6 is fixedly arranged at the outer side of the packaging shell 1, and an interface adapter 9 is fixedly arranged on the hinge base 6; the inside of the packaging shell 1 is provided with a measurement and control module 14, a protocol conversion module 15, a ring network module 16 and a dual-core processor 17 respectively, the measurement and control module 14, the protocol conversion module 15 and the ring network module 16 are in communication connection with the dual-core processor 17 respectively, and the measurement and control module 14, the protocol conversion module 15, the ring network module 16 and the dual-core processor 17 are in matching connection with the interface adapter 9 respectively.
As a preferred embodiment, the packaging shell 1 is provided with the transversely extending and symmetrically distributed transverse communication connection tubes 3, the packaging shell 1 is provided with the longitudinally extending and longitudinally extending longitudinal communication connection tubes 4, and the transverse communication connection tubes 3 and the longitudinal communication connection tubes 4 are respectively connected with the interface adapter 9 in a matching manner.
As a preferred embodiment, a transverse coupling head 8 is arranged between the transverse communication connection tube 3 and the interface adapter 9, and the transverse communication connection tube 3 is connected with the interface adapter 9 through the transverse coupling head 8 in a matching manner.
As a preferred embodiment, a wiring harness coupling head 5 is arranged between the longitudinal communication connection tube 4 and the interface adapter 9, and the longitudinal communication connection tube 4 is connected with the interface adapter 9 through the wiring harness coupling head 5 in a matching manner.
As a preferred embodiment, a relay trigger switch 7 is disposed between the harness connector 5 and the interface adapter 9, and the relay trigger switch 7 is used to control the communication connection and disconnection between the harness connector 5 and the interface adapter 9.
In a preferred embodiment, truss beams 2 symmetrically distributed left and right are fixedly arranged on the outer side of the enclosure 1.
As a preferred embodiment, the outside of the enclosure 1 is further provided with a snap collar 11, and the snap collar 11 is fixedly connected to the outside of the enclosure 1 through a hinged connection seat 10.
In a preferred embodiment, the interface adapter 9 is provided with a main connection terminal 12 and a plurality of tapping terminals 13, the main connection terminal 12 is used for connecting a power line, and the tapping terminals 13 are used for connecting a communication line.
As a preferred embodiment, the measurement and control module 14 is configured to convert a large voltage signal and a large current signal into a small voltage signal through a voltage transformer and a current transformer, and convert an analog signal into a digital signal through an RC low-pass filter network and an analog-to-digital converter and output the digital signal to the dual-core processor 17.
In a preferred embodiment, the ring network module 16 includes a plurality of fiber interfaces, RJ45 standard ports, for sending the information to the ring network for the master station and other communication devices in the station to read, determine and process.
As shown in fig. 2, the utility model discloses a measurement and control module 14 has contained alternating voltage, alternating current sampling, direct current volume sampling 4 ~ 20mA signal, 0 ~ 5V signal etc. switching value input and switching value output. The measurement and control module 14 comprises three parts of functions of telemetering, remote signaling and remote control which are the most basic in the field of electric power. The alternating current signal converts a large voltage and a large current signal into a small voltage signal which can be directly collected through a precise voltage transformer and a precise current transformer, and the analog signal is converted into a digital signal through a high-precision analog-to-digital converter through an RC low-pass filter network and is transmitted to the DSP + ARM dual-core processor 17 for subsequent processing. The primary side of the voltage transformer is protected by a voltage dependent resistor, and the voltage transformer is protected when voltage fluctuation is large and exceeds a reasonable range; the secondary sides of the voltage transformer and the current transformer are connected with the ground of the packaging shell 1 through a safety capacitor, namely the secondary sides are grounded, and the rear-end network can be protected when high-frequency pulse and lightning surge are interfered.
The utility model discloses a protocol conversion module 15 has contained multichannel RS485 or RS232 multiplex channel, protocol conversion microprocessor, can insert different protocol equipment, through protocol conversion microprocessor with communication message analysis with repackage the back upload to DSP + ARM dual-core processor 17. Each communication channel is provided with port protection, and the transient suppressor and the safety capacitor prevent electromagnetic interference from entering the device through the channel and damaging a communication chip.
The utility model discloses a looped netowrk module 16 main function will be to last information transmission to the looped netowrk, supplies other communication equipment reading, judgement and processing in main website and the station. The ring network module 16 comprises a plurality of optical fiber interfaces, an RJ45 standard network port and a ring network operation microprocessor, and can simultaneously add the communication information of a plurality of devices into a ring network through a ring network algorithm of the ring network operation microprocessor.
The looped network has the advantages that all the devices for hanging the network are formed into a ring shape in a hand-in-hand mode, a broadcast storm caused by the fact that physical links form a ring can not be formed, and when a certain link on the looped network is disconnected, data on the network cannot be influenced. Under the comparatively harsh operating mode of environment, can not lead to the abnormal communication of other equipment because of the fracture of a certain optic fibre.
As shown in fig. 3, will the utility model discloses use on the subarray at power stations such as large-scale new forms of energy photovoltaic power station and new forms of energy wind power station, the flow box that converges of every subarray, dc-to-ac converter and voltmeter pass through intelligent case and become measurement and control device's protocol conversion module 15 and measurement and control module 14, looped netowrk module 16 communication, then through looped netowrk module 16 access looped netowrk, further the looped netowrk pass through the optical fiber looped netowrk switch respectively with main website, AGC, other equipment carry out the communication in the station, box transformer's measurement and control protection has been realized respectively, flow box and inverter communication protocol conversion converge, optical fiber looped netow. The three parts are applied to large-scale new energy photovoltaic power stations, new energy wind power stations and other occasions.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (10)
1. The intelligent box transformer substation measurement and control device is characterized by comprising a packaging shell (1), wherein a hinge base (6) is fixedly arranged on the outer side of the packaging shell (1), and an interface adapter (9) is fixedly arranged on the hinge base (6); the utility model discloses a wireless sensor network packaging shell, including encapsulation shell (1), the inside of encapsulation shell (1) is provided with observes and controls module (14), protocol conversion module (15), looped netowrk module (16), dual-core processor (17) respectively, observe and control module (14) protocol conversion module (15) looped netowrk module (16) respectively with dual-core processor (17) communication is connected, observe and control module (14) protocol conversion module (15) looped netowrk module (16) dual-core processor (17) respectively with interface adapter (9) cooperation hookup.
2. The intelligent box transformer substation measurement and control device according to claim 1, wherein the packaging shell (1) is provided with transversely extending and symmetrically distributed transverse communication connection pipes (3), the packaging shell (1) is provided with longitudinally extending and longitudinal communication connection pipes (4), and the transverse communication connection pipes (3) and the longitudinal communication connection pipes (4) are respectively in fit connection with the interface adapter (9).
3. The intelligent box transformer substation measurement and control device according to claim 2, wherein a transverse coupling head (8) is arranged between the transverse communication leading pipe (3) and the interface adapter (9), and the transverse communication leading pipe (3) is in fit connection with the interface adapter (9) through the transverse coupling head (8).
4. The intelligent box transformer substation measurement and control device according to claim 2, wherein a wiring harness connecting head (5) is arranged between the longitudinal communication leading pipe (4) and the interface adapter (9), and the longitudinal communication leading pipe (4) is connected with the interface adapter (9) in a matched manner through the wiring harness connecting head (5).
5. The intelligent box transformer substation measurement and control device according to claim 4, wherein a relay trigger switch (7) is arranged between the wiring harness connection head (5) and the interface adapter (9), and the relay trigger switch (7) is used for controlling communication connection and interruption between the wiring harness connection head (5) and the interface adapter (9).
6. The intelligent box transformer substation measurement and control device according to claim 1, wherein truss beams (2) symmetrically distributed left and right are fixedly arranged on the outer side of the packaging shell (1).
7. The intelligent box transformer substation measurement and control device according to claim 1, wherein a clamping hoop (11) is further arranged on the outer side of the enclosure (1), and the clamping hoop (11) is fixedly connected to the outer side of the enclosure (1) through a hinged connection seat (10).
8. The intelligent box transformer substation measurement and control device according to claim 1, wherein a main connection terminal (12) and a plurality of tapping terminals (13) are arranged on the interface adapter (9), the main connection terminal (12) is used for connecting a power line, and the tapping terminals (13) are used for connecting a communication line.
9. The intelligent box transformer substation measurement and control device according to claim 1, wherein the measurement and control module (14) is configured to convert a large voltage signal and a large current signal into a small voltage signal through a voltage transformer and a current transformer, and convert an analog signal into a digital signal through an RC low-pass filter network and an analog-to-digital converter and output the digital signal to the dual-core processor (17).
10. The intelligent box transformer substation measurement and control device according to claim 1, wherein the ring network module (16) comprises a plurality of optical fiber interfaces and an RJ45 standard network port, and is used for sending the paired information to the ring network for the main station and other communication devices in the station to read, judge and process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020352702.7U CN212111628U (en) | 2020-03-19 | 2020-03-19 | Intelligent box transformer substation measurement and control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020352702.7U CN212111628U (en) | 2020-03-19 | 2020-03-19 | Intelligent box transformer substation measurement and control device |
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| CN212111628U true CN212111628U (en) | 2020-12-08 |
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| CN202020352702.7U Active CN212111628U (en) | 2020-03-19 | 2020-03-19 | Intelligent box transformer substation measurement and control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117544447A (en) * | 2024-01-09 | 2024-02-09 | 深圳中科德能科技有限公司 | Intelligent box ring network implementation method, device, equipment and storage medium |
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2020
- 2020-03-19 CN CN202020352702.7U patent/CN212111628U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117544447A (en) * | 2024-01-09 | 2024-02-09 | 深圳中科德能科技有限公司 | Intelligent box ring network implementation method, device, equipment and storage medium |
| CN117544447B (en) * | 2024-01-09 | 2024-04-09 | 深圳中科德能科技有限公司 | Intelligent box ring network implementation method, device, equipment and storage medium |
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