CN212569009U - On-site monitoring terminal for power transmission line - Google Patents
On-site monitoring terminal for power transmission line Download PDFInfo
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- CN212569009U CN212569009U CN202021656039.6U CN202021656039U CN212569009U CN 212569009 U CN212569009 U CN 212569009U CN 202021656039 U CN202021656039 U CN 202021656039U CN 212569009 U CN212569009 U CN 212569009U
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- transmission line
- wire clamp
- monitoring terminal
- site monitoring
- gps
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Abstract
The utility model discloses a transmission line on-site monitoring terminal, which comprises a lower shell and an upper shell, wherein two ends of the lower shell are provided with a wire clamp, the wire clamp comprises a lower wire clamp and an upper wire clamp, and the lower wire clamp and the upper wire clamp are provided with wire clamp grooves which are clamped on a transmission line wire in a matching manner; the lower shell is provided with a circuit board, a power module and a Rogowski coil, wherein the power module is connected with the circuit board and comprises a storage battery and a CT power taking module; the solar charging device comprises an upper shell, a lower shell and a storage battery, wherein the upper shell is provided with a GPS antenna and a GPS joint connected with the GPS antenna, the lower shell is provided with a GPS interface, the GPS joint is connected with the GPS interface, the upper shell is provided with a solar cell panel, and the storage battery is charged through the solar cell panel. The utility model discloses can accurately find the fault point to guarantee that on-the-spot monitor terminal does not stop operation because of the power shortage.
Description
Technical Field
The utility model belongs to the technical field of transmission line monitoring.
Background
The power transmission line has long distance and spans complex terrains, and is very easy to be influenced by various natural factors such as thunder, dirt, animals and plants, wind blowing and waving, ice coating and the like to cause tripping accidents. Each trip accident can cause damage to equipment such as insulators and wires besides system impact, and potential safety hazards are left for system operation. Therefore, finding out the fault point accurately in time and repairing the line is an important work for line operation and maintenance.
In the prior art, a field monitoring terminal is adopted to monitor a power transmission line, the field monitoring terminal gets power through a CT power getting module, and if the field monitoring terminal has large power consumption or the CT power getting module has a fault, the field monitoring terminal cannot work.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a transmission line on-site monitoring terminal is just provided, can accurately find the fault point to guarantee on-site monitoring terminal not because of the outage.
In order to solve the technical problem, the utility model adopts the following technical scheme: the field monitoring terminals comprise a lower shell and an upper shell, wherein two ends of the lower shell are provided with wire clamps, each wire clamp comprises a lower wire clamp and an upper wire clamp, and the lower wire clamp and the upper wire clamp are provided with wire clamp grooves matched with and clamped on the transmission line conductor; the lower shell is provided with a circuit board, a power module and a Rogowski coil, wherein the power module is connected with the circuit board and comprises a storage battery and a CT power taking module; the solar charging device comprises an upper shell, a lower shell and a storage battery, wherein the upper shell is provided with a GPS antenna and a GPS joint connected with the GPS antenna, the lower shell is provided with a GPS interface, the GPS joint is connected with the GPS interface, the upper shell is provided with a solar cell panel, and the storage battery is charged through the solar cell panel.
Preferably, the electric transmission line lead is sleeved with a polytetrafluoroethylene sleeve after passing through the site monitoring terminal.
Preferably, the upper wire clamp is hinged with the lower wire clamp and is fixed by a wire clamp bolt.
Preferably, clamping rubber is arranged in the lower wire clamp and the upper wire clamp.
Preferably, the on-site monitoring terminal is installed on a conducting wire away from the power transmission line, 2.5 meters away from the tower head of the power transmission line tower, and 0.5 meters away from the suspension object.
Preferably, 1 group of field monitoring terminals are installed on the power transmission line at intervals of 20-30 kilometers.
The utility model discloses a technical scheme, following beneficial effect has:
the field monitoring terminals are devices for realizing the detection of the fault signals of the power transmission line, are distributed and installed on the wires of the power transmission line, 1 group of field monitoring terminals are generally installed at intervals of 20-30 kilometers, monitor the transient state fault signals and the steady state fault signals of the power transmission line at the moment of the fault occurrence, and upload the signals to a data center for analysis.
The CT power taking module and the solar cell panel are adopted to supply power to the on-site monitoring terminal at the same time, so that the on-site monitoring terminal is prevented from stopping running due to power shortage.
The specific technical solution and the advantages of the present invention will be described in detail in the following detailed description with reference to the accompanying drawings.
Drawings
The invention will be further described with reference to the accompanying drawings and specific embodiments:
FIG. 1 is a schematic block diagram of the present invention;
FIG. 2 is a schematic diagram of the external shape of the on-site monitoring terminal;
FIG. 3 is a schematic external view of the lower housing;
FIG. 4 is a schematic view of a polytetrafluoroethylene sleeve surrounding a lead;
FIG. 5 is a schematic view of the lower housing in a cleat open state;
FIG. 6 is a schematic view of the lower housing secured to a conductor by a clamp;
FIG. 7 is a schematic view of the upper half of the core secured to a lead;
FIG. 8 is a schematic diagram of a GPS connector connected to a GPS interface;
FIG. 9 is a schematic view of the upper housing mounted to the lower housing;
in the figure:
1-a lower shell; 11-a wire clamp; 12-CT power taking module; 13-rogowski coils; 14-an electrical bin; 15-an antenna; 2-an upper shell; 21-a solar panel; 22-GPS joint; 3-transmission line conductor; 31-polytetrafluoroethylene sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
It will be appreciated by those skilled in the art that features from the examples and embodiments described below may be combined with each other without conflict.
Referring to fig. 1 to 9, the distributed fault diagnosis system for the power transmission line includes a plurality of field monitoring terminals installed on a wire of the power transmission line in a distributed manner, a data center connected with the field monitoring terminals in a communication manner, and a workstation connected with the data center in a communication manner, wherein the field monitoring terminals monitor transient state and steady state fault signals at the time of occurrence of the fault of the power transmission line and upload the signals to the data center. The field monitoring terminal is in communication connection with the data center through GPRS \ CDMA.
The field monitoring terminal comprises a lower shell 1 and an upper shell 2, wherein wire clamps 11 are arranged at two ends of the lower shell, each wire clamp comprises a lower wire clamp and an upper wire clamp, and the lower wire clamp and the upper wire clamp are provided with wire clamp grooves which are clamped on a wire of a power transmission line in a matching mode; the lower shell is provided with a circuit board, a power module connected with the circuit board and a Rogowski coil 13, the Rogowski coil 13 is used as a part of the electronic transformer, and the circuit board is provided with a power conversion module, a wireless communication module, a data processing module and the like. The power module comprises a storage battery and a CT electricity taking module 12, wherein the CT electricity taking module 12 obtains electric energy and stores the electric energy in the storage battery to supply power for the on-site monitoring terminal. The lower shell 1 is provided with an electric bin 14, the circuit board and the storage battery can be installed in the electric bin, the electric bin is sealed through a bin cover, and the bin cover is made of waterproof rubber. The lower housing is connected with an antenna 15, and the antenna 15 is connected with the wireless communication module.
The upper shell 2 covers the lower shell 1 to play a role in sealing and shielding. The upper shell 2 is provided with a GPS antenna and a GPS joint 22 connected with the GPS antenna, the lower shell is provided with a GPS interface, and the GPS joint is connected with the GPS interface.
Referring to fig. 4, the transmission line conductor 3 is sleeved with a teflon sleeve 31 through the site monitoring terminal.
Specifically, the upper wire clamp is hinged with the lower wire clamp and is fixed by a wire clamp bolt. And clamping rubber is arranged in the lower wire clamp and the upper wire clamp.
In order to improve the power reliability of the field monitoring terminal, the upper shell 2 is provided with a solar cell panel 21, electric energy is obtained and stored in the storage battery, and the CT electricity taking module 12 is matched to supply power to the field monitoring terminal.
Preferably, the on-site monitoring terminal is installed on a conducting wire away from the power transmission line, 2.5 meters away from the tower head of the power transmission line tower, and 0.5 meters away from the suspension object. Every interval of transmission line is 20 ~ 30 kilometers installs 1 group on-the-spot monitoring terminal, and 1 group is installed to every installation point, and every group contains three, and three phase conductor respectively installs 1.
Furthermore, the field monitoring terminal also monitors the information of the ordinary operation of the line (such as load current, wire temperature and the like) and the operation state of the field monitoring terminal (such as communication state, power supply state, internal working temperature and the like). The above detection method and sensor can be referred to the prior art.
Furthermore, the workstation client is provided with a result output module, and two modes of computer WEB query and mobile phone WAP query are provided. The client can directly complete the establishment and the setting of the monitoring system, the inquiry of monitoring information, the inquiry of diagnosis results and the analysis report and the control setting of the field monitoring terminal through the WEB or WAP function of the mobile phone.
Specifically, the method comprises the following steps:
1) the result output module has the function of providing fault diagnosis results in a WEB page display and short message sending mode;
2) and displaying the selectable fault property, the line name and the time range of the WEB for query. The query result needs to contain information such as fault time, fault location, voltage level, fault reason, fault phase, fault tower and the like;
3) the display WEB can provide a detailed accident report, the report needs to contain waveform information used in the diagnosis process and diagnosis process information, and the report can be directly printed and exported;
4) displaying the operation working condition query of WEB providing equipment, and drawing the change condition of the line load current according to the line condition and the time range;
5) and displaying basic data query operation of the WEB providing equipment, and querying the installation condition of the equipment on each line, wherein the installation condition comprises information such as installation time, tower number, phase, affiliated bureau and the like.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (6)
1. Transmission line on-site monitoring terminal, a plurality of on-site monitoring terminal distributing type install in the transmission line wire, its characterized in that: the field monitoring terminal comprises a lower shell and an upper shell, wherein wire clamps are arranged at two ends of the lower shell, each wire clamp comprises a lower wire clamp and an upper wire clamp, and the lower wire clamp and the upper wire clamp are provided with wire clamp grooves which are clamped on a wire of the power transmission line in a matching manner; the lower shell is provided with a circuit board, a power module and a Rogowski coil, wherein the power module is connected with the circuit board and comprises a storage battery and a CT power taking module; the solar charging device comprises an upper shell, a lower shell and a storage battery, wherein the upper shell is provided with a GPS antenna and a GPS joint connected with the GPS antenna, the lower shell is provided with a GPS interface, the GPS joint is connected with the GPS interface, the upper shell is provided with a solar cell panel, and the storage battery is charged through the solar cell panel.
2. The transmission line on-site monitoring terminal of claim 1, characterized in that: and a polytetrafluoroethylene sleeve is sleeved outside the transmission line lead penetrating through the site monitoring terminal.
3. The transmission line on-site monitoring terminal of claim 2, characterized in that: the upper wire clamp is hinged with the lower wire clamp and is fixed by a wire clamp bolt.
4. The transmission line on-site monitoring terminal of claim 3, characterized in that: and clamping rubber is arranged in the lower wire clamp and the upper wire clamp.
5. The transmission line on-site monitoring terminal of claim 1, characterized in that: the on-site monitoring terminal is arranged on a conducting wire of the power transmission line and is 2.5 meters away from the tower head of the power transmission line tower and is 0.5 meters away from a suspended object.
6. The transmission line on-site monitoring terminal of claim 5, characterized in that: and 1 group of field monitoring terminals are installed on the power transmission line at intervals of 20-30 kilometers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021656039.6U CN212569009U (en) | 2020-08-11 | 2020-08-11 | On-site monitoring terminal for power transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021656039.6U CN212569009U (en) | 2020-08-11 | 2020-08-11 | On-site monitoring terminal for power transmission line |
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| Publication Number | Publication Date |
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| CN212569009U true CN212569009U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021656039.6U Active CN212569009U (en) | 2020-08-11 | 2020-08-11 | On-site monitoring terminal for power transmission line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113433372A (en) * | 2021-06-24 | 2021-09-24 | 邹婕 | Non-contact current detection device of building fire-fighting equipment |
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2020
- 2020-08-11 CN CN202021656039.6U patent/CN212569009U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113433372A (en) * | 2021-06-24 | 2021-09-24 | 邹婕 | Non-contact current detection device of building fire-fighting equipment |
| CN113433372B (en) * | 2021-06-24 | 2022-06-10 | 邹婕 | Non-contact current detection device of building fire-fighting equipment |
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