CN220357156U - Integrated sensor suitable for monitoring cable grounding box - Google Patents
Integrated sensor suitable for monitoring cable grounding box Download PDFInfo
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- CN220357156U CN220357156U CN202322280864.0U CN202322280864U CN220357156U CN 220357156 U CN220357156 U CN 220357156U CN 202322280864 U CN202322280864 U CN 202322280864U CN 220357156 U CN220357156 U CN 220357156U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 28
- 239000010410 layer Substances 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 239000011241 protective layer Substances 0.000 claims abstract description 5
- 238000004891 communication Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 9
- 238000004146 energy storage Methods 0.000 claims description 9
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 238000003306 harvesting Methods 0.000 claims 2
- 238000010276 construction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000004622 sleep time Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of cable grounding box monitoring equipment, in particular to an integrated sensor suitable for cable grounding box monitoring, which comprises: the protective shell is internally provided with a protective layer circulation transformer, a partial discharge sensor, a main control module and an energy taking module; the protection layer circulation transformer and the local discharge sensor are respectively connected with the main control module, and the protection layer circulation transformer, the local discharge sensor and the main control module are respectively connected with the energy taking module, wherein the energy taking module is used for providing electric energy for each module of the integrated sensor.
Description
Technical Field
The utility model relates to the technical field of cable grounding box monitoring equipment, in particular to an integrated sensor suitable for cable grounding box monitoring.
Background
The monitoring of the high-voltage cable is mainly applied to sheath circulation monitoring and partial discharge monitoring, the sheath circulation monitoring can reflect serious faults such as cable short circuit and the like, and the partial discharge can discover latent faults or early faults so as to avoid cable accidents. At present, the high-voltage cable sheath current monitoring system and the partial discharge monitoring system adopt independent systems which are both arranged on a sheath grounding wire of the high-voltage cable, but the two independent systems can increase the site construction, debugging and operation and maintenance costs when being arranged, and sheath circulation signals and partial discharge signals are mutually and independently transmitted, so that the comprehensive diagnosis of the insulation operation state of the cable is also not facilitated. Based on this, we have designed an integrated sensor suitable for cable grounding box monitoring for solving the above technical problems.
Disclosure of Invention
The utility model aims to provide an integrated sensor suitable for monitoring a cable grounding box, which is used for solving the technical problems.
The embodiment of the utility model is realized by the following technical scheme:
integrated sensor suitable for cable grounding box monitoring includes: the protective shell is internally provided with a protective layer circulation transformer, a partial discharge sensor, a main control module and an energy taking module; the protection layer circulation transformer and the local discharge sensor are respectively connected with the main control module, and the protection layer circulation transformer, the local discharge sensor and the main control module are respectively connected with the energy taking module, wherein the energy taking module is used for providing electric energy for each module of the integrated sensor.
Optionally, the energy taking module comprises a CT electricity taking module, wherein the CT electricity taking module specifically selects an energy taking current transformer.
Optionally, the energy taking module further comprises a power management module, wherein the power management module is used for converting the electric energy provided by the CT energy taking module into direct-current voltage for output through rectification and voltage stabilization, and optionally, a rectification voltage stabilizer is used.
Optionally, the energy taking module further comprises an energy storage module, wherein the energy storage module is used for storing electric energy, and a storage battery is selected.
Optionally, the energy taking module further comprises an energy protection module, wherein the energy protection module is used for protecting the energy of the integrated sensor.
Optionally, the device further comprises a wireless communication module, and the wireless communication module is connected with the main control module.
The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:
according to the embodiment, through the integrated design, the common protective layer current monitoring equipment and the partial discharge monitoring equipment of the high-voltage cable are integrated, the working power supply is realized through a self-power-taking mode, the data transmission is realized through a wireless communication mode, and a power supply line and a communication line are not required to be arranged. The on-site installation is convenient, the construction difficulty is small, the popularization and the application are convenient, the running state of the high-voltage cable can be effectively monitored, and the guarantee is provided for the stable running of the power grid.
Drawings
FIG. 1 is a schematic diagram of a device architecture of an integrated sensor suitable for cable-to-ground box monitoring provided by the utility model;
fig. 2 is a schematic structural diagram of a protective housing of an integrated sensor suitable for monitoring a cable grounding box;
fig. 3 is a schematic diagram of an energy capturing module according to the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
As shown in fig. 1 and 2, the present utility model provides one of the embodiments: integrated sensor suitable for cable grounding box monitoring includes: the protective shell is internally provided with a protective layer circulation transformer, a partial discharge sensor, a main control module and an energy taking module; the protection layer circulation transformer and the local discharge sensor are respectively connected with the main control module, and the protection layer circulation transformer, the local discharge sensor and the main control module are respectively connected with the energy taking module, wherein the energy taking module is used for providing electric energy for each module of the integrated sensor.
In one application of the embodiment, the sheath loop transformer is mainly used for collecting loop signals, the partial discharge sensor collects high-frequency partial discharge signals, and the current signals and the partial discharge signals are uniformly transmitted to the main control module; the main control module processes the circulating current signal and the high-frequency partial discharge signal and sends the processed data to the wireless communication module; the wireless communication module sends data to the receiver in a wireless communication mode; the energy taking module supplies power to each module of the sensor in an induction electricity taking mode.
As shown in fig. 3, in this embodiment, the energy capturing module includes a CT power capturing module, where the CT power capturing module specifically selects an energy capturing current transformer.
In this embodiment, the energy taking module further includes a power management module, where the power management module is configured to convert the electric energy provided by the CT power taking module into a direct current voltage through rectification and voltage stabilization, and output the direct current voltage, and optionally, a rectification voltage stabilizer.
In this embodiment, the energy-taking module further includes an energy storage module, where the energy storage module is configured to store electric energy, and optionally, a storage battery.
In this embodiment, the energy-taking module further includes an energy protection module, where the energy protection module is configured to perform energy protection on the integrated sensor, and an overload protector or other corresponding protection elements may be selected.
In one application of the embodiment, the energy taking module includes a CT power taking module, a power management module, an energy storage module, and an energy protection module. The CT electricity taking module is an energy taking current transformer, and is clamped on the grounding box bridging copper bar to take electricity; the power supply management module converts the electric energy provided by the CT electricity taking module into stable direct-current voltage through rectification and voltage stabilization, and outputs the stable direct-current voltage; the energy storage module is used for storing electric energy; when the energy protection module mainly plays a role in that the current is large, the energy acquired by the CT electricity acquisition module is higher than the energy consumption of the integrated sensor and the energy required by the energy storage module, and the surplus energy is discharged so as to avoid impact on a sensor system.
In this embodiment, the device further includes a wireless communication module, and the wireless communication module is connected with the main control module.
In addition, in this embodiment, the integrated sensor adopts an automatic sleep design, and the sleep time is preset by a timer in the main control module, for example, the operation is started once every 10 minutes, the loop current signal and the high-frequency partial discharge signal are collected and sent to the receiver of the collection host in a wireless manner, and then the integrated sensor enters a low-power-consumption sleep state, so that the running power consumption is reduced.
To sum up, this embodiment fuses the common sheath current monitoring equipment of high tension cable and partial discharge monitoring equipment through integrated design, realizes working power supply through the mode of getting electricity certainly, realizes data transmission through wireless communication mode, need not to arrange power supply line and communication line. The on-site installation is convenient, the construction difficulty is small, the popularization and the application are convenient, the running state of the high-voltage cable can be effectively monitored, and the guarantee is provided for the stable running of the power grid.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. Integrated sensor suitable for cable grounding box monitoring includes: the protective shell is characterized in that a protective layer circulation transformer, a partial discharge sensor, a main control module and an energy taking module are arranged in the protective shell; the protection layer circulation transformer and the local discharge sensor are respectively connected with the main control module, and the protection layer circulation transformer, the local discharge sensor and the main control module are respectively connected with the energy taking module, wherein the energy taking module is used for providing electric energy for each module of the integrated sensor.
2. The integrated sensor for monitoring the cable grounding box according to claim 1, wherein the energy taking module comprises a CT energy taking module, and the CT energy taking module specifically selects an energy taking current transformer.
3. The integrated sensor for monitoring the cable grounding box according to claim 2, wherein the energy taking module further comprises a power management module, and the power management module is used for converting the electric energy provided by the CT electricity taking module into direct-current voltage output through rectification and voltage stabilization.
4. The integrated sensor for cable grounding box monitoring of claim 2, wherein the energy harvesting module further comprises an energy storage module, wherein the energy storage module is configured to store electrical energy.
5. The integrated sensor for cable grounding box monitoring of claim 2, wherein the energy harvesting module further comprises an energy protection module, wherein the energy protection module is configured to energy protect the integrated sensor.
6. The integrated sensor for monitoring a cable grounding box according to claim 1, further comprising a wireless communication module, wherein the wireless communication module is connected with the main control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322280864.0U CN220357156U (en) | 2023-08-23 | 2023-08-23 | Integrated sensor suitable for monitoring cable grounding box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322280864.0U CN220357156U (en) | 2023-08-23 | 2023-08-23 | Integrated sensor suitable for monitoring cable grounding box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220357156U true CN220357156U (en) | 2024-01-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322280864.0U Active CN220357156U (en) | 2023-08-23 | 2023-08-23 | Integrated sensor suitable for monitoring cable grounding box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220357156U (en) |
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2023
- 2023-08-23 CN CN202322280864.0U patent/CN220357156U/en active Active
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