CN217739300U - Universal measurement and control device suitable for monitoring ground backflow of traction power supply system - Google Patents
Universal measurement and control device suitable for monitoring ground backflow of traction power supply system Download PDFInfo
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- CN217739300U CN217739300U CN202221097988.4U CN202221097988U CN217739300U CN 217739300 U CN217739300 U CN 217739300U CN 202221097988 U CN202221097988 U CN 202221097988U CN 217739300 U CN217739300 U CN 217739300U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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Abstract
The utility model discloses a be suitable for general measurement and control device of traction power supply system ground connection backward flow monitoring. The traditional grounding reflux is accessed into various measurement and control devices in situ, the collection is dispersed, and no reflux state analysis is performed. The utility model discloses set up power module, main circuit board, interchange sampling module in the machine case, the machine case is peripheral hardware power supply terminal and Ethernet interface terminal; the power supply terminal is connected with an external power supply, and the power supply module supplies power to each module; the main circuit board is connected with the Ethernet interface terminal, and the alternating current sampling module is connected with the main circuit board through a communication data line; the alternating current sampling module receives all data of ground backflow in the traction substation, performs digital-to-analog conversion and then sends the data to the main circuit board; and the main circuit board calculates and analyzes the received data to acquire the grounding reflux state. The utility model discloses realize the collection of full PW ground connection backward flow, rail backward flow, ground backward flow and other backward flows to carry out state analysis to the data of all ground connection backward flows.
Description
Technical Field
The utility model belongs to the technical field of the railway power supply, concretely relates to be suitable for general measurement and control device who pulls power supply system ground connection backward flow monitoring.
Background
The electric railway is a modern transportation tool taking electric energy as traction power. The traction power supply system consists of a traction substation, a traction network, a subarea substation, an autotransformer substation and the like, wherein the traction network consists of a contact network, a grounding wire, a steel rail (ground) and related equipment, and most of electric locomotive current can be forced to flow back to the traction substation from the steel rail and a return line. Ground return includes PW return, rail return, ground return and other return means. In traditional ground connection backward flow ground access all kinds of measurement and control devices, the problem that current ground connection backward flow exists is that the collection is comparatively dispersed, the collection ground connection backward flow is not comprehensive enough, no backward flow system state analysis.
Disclosure of Invention
In order to compensate the not enough of prior art, the utility model provides a be suitable for general measurement and control device who pulls power supply system ground connection backward flow monitoring overcomes and pulls power supply system ground connection backward flow collection comparatively dispersedly at present, gather the not enough comprehensive, the no backward flow system state analysis's of ground connection backward flow defect, realizes pulling power supply system ground connection backward flow collection and analysis.
In order to realize the above purpose, the utility model discloses the technical scheme who adopts is:
a general measurement and control device suitable for monitoring ground return of a traction power supply system comprises a case, wherein a power module, a main circuit board and an alternating current sampling module are arranged in the case;
the back of the case is provided with a power terminal and an Ethernet interface terminal;
the power supply terminal is used for connecting an external power supply; the power supply module is connected with the power supply terminal and supplies power to the main circuit board and the alternating current sampling module through a power supply wire;
the Ethernet interface terminal is used for connecting an external computer; the main circuit board is connected with the Ethernet interface terminal, and the alternating current sampling module is connected with the main circuit board through a communication data line; the alternating current sampling module receives all data of ground backflow in the traction substation, performs digital-to-analog conversion and then sends the data to the main circuit board; and the main circuit board calculates and analyzes the received data to acquire the grounding reflux state.
Specifically, the external power supply connected with the power supply terminal is direct current or alternating current 220V/110V.
Optimally, an LED indicator lamp module is further arranged inside the case, and the LED indicator lamp module is connected with the main circuit board and used for receiving the grounding reflux state information of the main circuit board; the LED indicating lamp module is connected with the LED indicating lamp, and the grounding reflux state information is displayed through the LED indicating lamp.
Specifically, the LED indicator light is arranged on a front panel of the case.
The monitoring device comprises a main circuit board, an opening module and an opening module, wherein the opening module and the opening module are respectively connected with the main circuit board and used for acquiring various monitoring signals required by the device; the opening module is used for receiving the control command of the main circuit board and sending the control command when the main circuit board analyzes that the grounding reflux is in an abnormal state.
The utility model has the advantages that:
1) The utility model discloses can realize drawing the collection analysis of each ground connection backward flow in the electric substation, realize the collection of PW ground connection backward flow, rail backward flow, ground backward flow and other backward flows of whole institute to carry out state analysis to all ground connection backward flow's data, overcome the current collection comparatively dispersed, gather the ground connection backward flow not comprehensive enough, do not have the defect of backward flow system state analysis;
2) The utility model discloses simple structure, and be convenient for installation, maintenance and analysis have wide market perspective.
Drawings
FIG. 1 is a schematic view of the overall appearance of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
in the figure, 1-case, 2-case front panel, 3-LED indicator light, 4-device model and name, 5-company LOGO, 6-liquid crystal display screen, 7-device button, 8-power terminal, 9-Ethernet interface terminal, 10-power module, 11-LED indicator light module, 12-open module, 13-open module, 14-main circuit board and 15-AC sampling module.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
As shown in fig. 1 and 2, the present invention includes a case 1, wherein the case 1 is square; a power module 10, a main circuit board 14, an alternating current sampling module 15, an LED indicator light module 11, an opening module 12 and an opening module 13 are arranged in the case 1;
the back of the case 1 is provided with a power terminal 8 and an Ethernet interface terminal 9; the case 1 is also provided with a device model and name 4, a company LOGO5, a liquid crystal display screen 6 and a device key 7; the device key 7 is used to control the opening and closing of the whole device.
The power supply terminal 8 is used for connecting an external power supply, and the external power supply connected with the power supply terminal 8 can be a direct current power supply or an alternating current 220V/110V power supply;
the power supply module 10 is connected with the power supply terminal 8, and the power supply module 10 is connected with the main circuit board 14, the alternating current sampling module 15 and the LED indicator lamp module 11 through power supply wiring; the power module 10 converts the direct current or alternating current 220V/110V electricity into a low-voltage power supply required by each module;
the Ethernet interface terminal 9 is used for connecting an external computer; the external computer can debug the general measurement and control device through the Ethernet interface terminal 9;
the main circuit board 14 is connected with the Ethernet interface terminal 9, and the alternating current sampling module 15 is connected with the main circuit board 14 through a communication data line; the alternating current sampling module 15 receives data of all grounding backflow in the traction substation, and collection of PW grounding backflow, rail backflow, ground backflow and other backflow is achieved; the alternating current sampling module 15 performs digital-to-analog conversion on the data of the grounding return flow and then sends the data to the main circuit board 14; the main circuit board 14 calculates and analyzes the received data, obtains the grounding reflux state, and displays the grounding reflux state through the liquid crystal display screen 6.
The LED indicator light module 11 is connected with the main circuit board 14 and used for receiving grounding reflux state information of the main circuit board 14; the LED indicator lamp module 11 is connected with the LED indicator lamp 3, and the grounding reflux state information is displayed through the LED indicator lamp 3; the LED indicator lamp 3 is arranged on the front panel 2 of the case, and the LED indicator lamp 3 comprises a device power indicator lamp PWR, an operation indicator lamp RUN, a device ALARM indicator lamp (ALARM) and a maintenance indicator lamp (CHECK).
The open-in module 12 and the open-out module 13 are connected with the main circuit board 14, and the open-in module 12 is used for acquiring various monitoring signals required by the device; the output module 13 is configured to receive a control command of the main circuit board 14, and send the control command when the main circuit board 14 analyzes that the ground return is in an abnormal state.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The content of the present invention is not limited to the examples, and any equivalent transformation adopted by the technical solution of the present invention is covered by the claims of the present invention by those skilled in the art through reading the present invention.
Claims (5)
1. The utility model provides a be suitable for general measurement and control device of traction power supply system ground connection backward flow monitoring which characterized in that:
the intelligent power supply device comprises a case (1), wherein a power supply module (10), a main circuit board (14) and an alternating current sampling module (15) are arranged in the case (1);
the back of the case (1) is provided with a power supply terminal (8) and an Ethernet interface terminal (9);
the power supply terminal (8) is used for connecting an external power supply; the power supply module (10) is connected with the power supply terminal (8) and supplies power to the main circuit board (14) and the alternating current sampling module (15) through power supply wiring;
the Ethernet interface terminal (9) is used for connecting an external computer; the main circuit board (14) is connected with the Ethernet interface terminal (9), and the alternating current sampling module (15) is connected with the main circuit board (14) through a communication data line; the alternating current sampling module (15) receives all data of ground backflow in the traction substation, performs digital-to-analog conversion, and sends the data to the main circuit board (14); the main circuit board (14) calculates and analyzes the received data to obtain the grounding reflux state.
2. The universal measurement and control device suitable for ground backflow monitoring of the traction power supply system according to claim 1, wherein: the external power supply connected with the power supply terminal (8) is direct current or alternating current 220V/110V.
3. The universal measurement and control device suitable for ground backflow monitoring of the traction power supply system according to claim 2, wherein: an LED indicator light module (11) is further arranged in the case (1), and the LED indicator light module (11) is connected with the main circuit board (14) and used for receiving grounding reflux state information of the main circuit board (14); the LED indicating lamp module (11) is connected with the LED indicating lamp (3), and the grounding reflux state information is displayed through the LED indicating lamp (3).
4. The universal measurement and control device suitable for ground backflow monitoring of the traction power supply system according to claim 3, wherein: the LED indicator lamp (3) is arranged on the front panel (2) of the case.
5. The universal measurement and control device suitable for ground backflow monitoring of the traction power supply system according to claim 4, wherein: the monitoring device also comprises an opening module (12) and an opening module (13), wherein the opening module (12) and the opening module (13) are respectively connected with the main circuit board (14), and the opening module (12) is used for acquiring various monitoring signals required by the device; the output module (13) is used for receiving a control command of the main circuit board (14) and sending the control command when the main circuit board (14) analyzes that the grounding backflow is in an abnormal state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221097988.4U CN217739300U (en) | 2022-05-09 | 2022-05-09 | Universal measurement and control device suitable for monitoring ground backflow of traction power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221097988.4U CN217739300U (en) | 2022-05-09 | 2022-05-09 | Universal measurement and control device suitable for monitoring ground backflow of traction power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217739300U true CN217739300U (en) | 2022-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221097988.4U Active CN217739300U (en) | 2022-05-09 | 2022-05-09 | Universal measurement and control device suitable for monitoring ground backflow of traction power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217739300U (en) |
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2022
- 2022-05-09 CN CN202221097988.4U patent/CN217739300U/en active Active
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