CN112713663B - Power taking device of high-voltage transmission line secondary equipment - Google Patents
Power taking device of high-voltage transmission line secondary equipment Download PDFInfo
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- CN112713663B CN112713663B CN202011601458.4A CN202011601458A CN112713663B CN 112713663 B CN112713663 B CN 112713663B CN 202011601458 A CN202011601458 A CN 202011601458A CN 112713663 B CN112713663 B CN 112713663B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
Abstract
The utility model provides a power taking device of high-voltage transmission line secondary equipment, relates to the technical field of high-voltage power taking device design, solves the problems that the power taking device of the current high-voltage transmission line secondary equipment is large in performance, large in weight and size and inconvenient to install due to weather influence, utilizes an induction power taking module to collect electric field potential energy around a high-voltage transmission line, a capacitor and a spark plug of a charging and discharging module collect charge for charging and discharging, is a key for the power taking device to collect the electric potential energy of the high-voltage transmission line and then release electric energy, the charging and discharging module generates alternating voltage and current, the direct relation of the power size of the power taking device is achieved, the released electric energy is transformed through an induction transformer main body module, and then direct-current voltage is output through a voltage stabilizing rectifying electronic module.
Description
Technical Field
The utility model relates to the technical field of high-voltage electricity taking device design, in particular to an electricity taking device of high-voltage transmission line secondary equipment.
Background
The high-voltage transmission line above 110kV located in suburbs and mountain areas needs team personnel of a transmission department to walk on foot to patrol the line, and the team personnel often meet the condition that the electric quantity of communication equipment and lighting equipment is insufficient, and at present, a large-scale electricity taking device is generally adopted for secondary line equipment of the high-voltage transmission line, such as a solar energy + storage battery, a wind energy + storage battery, electricity taking on the transmission line through a voltage transformer or a current transformer and the like.
For example, chinese patent publication No. CN208046233U, 11/2 in 2018, discloses a solar power supply and ground wire energy taking device for high-voltage tower, which uses power conversion and voltage stabilization technology to take out and use the ground wire induced electric energy on the high-voltage overhead transmission line, and uses the ground wire induced electric energy as the main power supply source. Under the condition of sufficient illumination, the solar silicon battery supplies power to the load while charging the storage battery, and the storage battery supplies power to the load in cloudy days or at night, which is inconvenient for on-line equipment which must stably operate at an outdoor high-voltage end for a long time. In addition, from the general characteristics of the storage battery, the capacity of the battery decreases with the decrease of temperature, and lead-acid batteries are particularly remarkable, the maximum operating temperature of nickel-hydrogen and nickel-iron batteries must not exceed 40 ℃, while the price of large-capacity lithium batteries is quite high, limited by cost and capacity, and are not suitable for use as large-capacity storage devices. Meanwhile, the solar cell panel is huge in size and inconvenient to install, the power supply quality is easily affected by weather, and the power supply power is obviously insufficient under the weather conditions of heavy rain and fog in the south.
Disclosure of Invention
In order to solve the problems that the performance of the power taking device of the current high-voltage transmission line secondary equipment is greatly influenced by weather, the weight is large, and the installation is inconvenient, the utility model provides the power taking device of the high-voltage transmission line secondary equipment, which is free from the influence of weather, small and convenient to install, and can provide stable direct-current voltage and current.
In order to achieve the technical effects, the technical scheme of the utility model is as follows:
the power taking device of the high-voltage transmission line secondary equipment comprises an induction power taking module, a charging and discharging module, an induction transformer main body module, a voltage stabilizing and rectifying electronic module and a grounding end;
the induction power taking module is connected with one end of the charging and discharging module, the charging and discharging module comprises a capacitor and a spark plug, the capacitor and the spark plug are connected in parallel, the induction power taking module collects electric field potential energy around the high-voltage transmission line to generate induction power, the capacitor and the spark plug collect charges to charge and discharge to generate alternating voltage and current, the induction power transformer main body module comprises an iron core, a primary side coil wound on one side of the iron core and a secondary side coil wound on the other side of the iron core, the other end of the charging and discharging module is connected with one end of the primary side coil, and the alternating voltage and current are converted to the secondary side coil after being input to the primary side coil;
the other end of the primary side coil is connected with a grounding end, the secondary side coil is connected with a voltage-stabilizing and rectifying electronic module, and the voltage-stabilizing and rectifying electronic module outputs direct-current voltage for workers to use.
In the technical scheme, an induction electricity taking module is used for collecting electric field potential energy around a high-voltage power transmission line, namely induction electricity is generated based on the span from the top of the induction electricity taking module to the ground to serve as electricity taking measurement; the capacitor and the spark plug of the charge-discharge module collect charge and discharge, which is the key of the electricity taking device to collect the potential energy of the high-voltage transmission line and then release electric energy, the charge-discharge module generates alternating voltage current, the direct relation of the power of the electricity taking device is changed by the main body module of the induction transformer, then the direct-current voltage is output by the voltage-stabilizing rectification electronic module, the power supply is provided for communication equipment and lighting equipment of staff patrolling lines in suburbs and mountainous areas, the power supply can also be provided for low-power on-line detection equipment on the high-voltage transmission line, the problems that the service life is short, the cost is high, the solar power supply mode cannot be guaranteed due to overcast and rainy weather power supply, the power supply cannot be realized all day and the like are effectively solved.
Preferably, the voltage stabilizing and rectifying electronic module is further provided with a display panel, which is used for displaying the voltage value input by the primary side coil, the voltage value output by the secondary side coil and the current value output by the secondary side coil, so that the voltage stabilizing and rectifying electronic module is more visual, and meanwhile, if the electricity taking device is successful in electricity taking, the feedback (display of the voltage and the current) of the display panel has induction electricity, and the induction electricity can be successfully taken, and the existence of the display panel can also play a role in detecting whether the induction electricity exists.
Preferably, the voltage-stabilizing rectification electronic module is further provided with a voltage regulating module, the voltage regulating module is provided with a voltage regulating knob, the voltage regulating knob is regulated, and the voltage-stabilizing rectification electronic module outputs 12V direct current voltage and is matched with an external cigar lighter socket.
Preferably, the voltage regulating knob of the voltage regulating module is regulated, and the voltage stabilizing and rectifying electronic module can also output direct-current voltage of 5V to be matched with an external USB female seat.
Preferably, when the safety distance between the induction power taking module and the nearest high-voltage transmission line is smaller than 4 meters, the induction power taking module is fixed on an iron tower component of the high-voltage transmission line and is in insulating contact with the iron tower component, so that the safety of the power taking device in use is ensured.
Preferably, the grounding end is connected with an external metal conductor grounding electrode buried in the soil for 0.6 m deep, and the grounding end is not connected with an iron tower grounding device of the high-voltage transmission line, is an independent grounding end, ensures that the grounding ends do not interfere with each other, and only flows into the ground through the iron tower grounding device when lightning current occurs, so that the lightning current is isolated from other parts.
Preferably, the induction power taking module is a telescopic folding antenna, the maximum extension length is 2 meters, and when the induction power taking module keeps a standard safety distance of 10 meters with a high-voltage transmission line, the telescopic folding antenna is used on the ground.
Preferably, when the direction of the telescopic folding antenna is perpendicular to the high-voltage transmission line closest to the telescopic folding antenna, the electric energy induced by the telescopic folding antenna is maximum, the current which can be input into the charge-discharge module is maximum, and the smaller the distance between the telescopic folding antenna and the high-voltage transmission line is, the larger the induced electric energy is.
Preferably, when the electricity taking device is used on an iron tower of a high-voltage transmission line, the grounding end is connected with the grounding end of the iron tower, the induction electricity taking module is an insulating copper core wire with the length of more than 2 meters, and the end head of the insulating copper core wire is not in contact with the iron tower and extends to the high-voltage transmission line closest to the iron tower.
Preferably, the spark plug is an iridium spark plug, and the service life is long.
Compared with the prior art, the technical scheme of the utility model has the beneficial effects that:
the utility model provides a power taking device of secondary equipment of a high-voltage transmission line, which utilizes an induction power taking module to collect electric field potential energy around the high-voltage transmission line, a capacitor and a spark plug of a charging and discharging module collect electric charge for charging and discharging, which is a key point of releasing electric energy after the power taking device collects the electric potential energy of the high-voltage transmission line, the charging and discharging module generates alternating voltage and current, the power of the power taking device is directly related to the power magnitude of the power taking device, the released electric energy is transformed through a main body module of an induction transformer, and then direct-current voltage is output through a voltage stabilizing rectifying electronic module, so as to supply power for communication equipment and lighting equipment of staff patrolling in hiking suburbs and mountain areas, and the power can also be supplied for low-power consumption on-line detection equipment on the high-voltage transmission line, thereby effectively solving the problems of short service life, high cost, incapacity of solar power supply mode, incapacity of realizing power supply all day and the like existing in a battery power supply mode.
Drawings
Fig. 1 is a block diagram of a power taking device of a secondary device of a high-voltage transmission line according to an embodiment of the present utility model.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the present patent;
for better illustration of the present embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent actual dimensions;
it will be appreciated by those skilled in the art that some well known descriptions in the figures may be omitted.
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
Example 1
The structure diagram of the electricity taking device of the secondary equipment of the high-voltage transmission line shown in fig. 1, referring to fig. 1, the device comprises:
the induction power taking module 1, the charging and discharging module 2, the induction transformer main body module 3, the voltage stabilizing and rectifying electronic module 4 and the grounding end 5;
the induction power taking module 1 is connected with one end of the charging and discharging module 2, referring to fig. 1, the charging and discharging module 2 comprises a capacitor 21 and a spark plug 22, the capacitor 21 and the spark plug 22 are connected in parallel, the induction power taking module 1 collects electric field potential energy around a high-voltage transmission line to generate induction power, the capacitor 21 and the spark plug 22 collect charge for charging and discharging to generate alternating voltage and current, the induction power transformer main body module 3 comprises an iron core 31, a primary side coil 311 wound on one side of the iron core 31 and a secondary side coil 312 wound on the other side of the iron core 31, the other end of the charging and discharging module 2 is connected with one end of the primary side coil 311, and the alternating voltage and current are converted to the secondary side coil 312 after being input to the primary side coil 311; in this embodiment, in order to ensure the service life of the whole power taking device, the spark plug 22 is an iridium-point spark plug, and the service life is long.
The other end of the primary coil 311 is connected with the grounding end 5, the secondary coil 312 is connected with the voltage-stabilizing and rectifying electronic module 4, and the voltage-stabilizing and rectifying electronic module 4 outputs direct-current voltage for workers to use.
Referring to fig. 1, the voltage stabilizing and rectifying electronic module 4 is further provided with a display panel 41, which is used for displaying the voltage value input by the primary coil 311, the voltage value output by the secondary coil 312 and the current value output by the secondary coil 312, so that the voltage stabilizing and rectifying electronic module is more intuitive, and meanwhile, if the electricity taking device is successful in taking electricity, the feedback (the display of the voltage and the current) of the display panel 41 has induced electricity, and the induced electricity can be taken successfully, and the existence of the display panel 41 can also play a role in detecting whether the induced electricity exists.
The voltage-stabilizing rectification electronic module 4 is also provided with a voltage-regulating module 42, the voltage-regulating module 42 is provided with a voltage-regulating knob 421, the voltage-regulating knob 421 is regulated, and the voltage-stabilizing rectification electronic module 4 outputs 12V direct-current voltage and can be matched with an external cigar lighter socket; the voltage regulating knob 421 of the voltage regulating module 4 is regulated, and the voltage stabilizing and rectifying electronic module 4 can also output direct-current voltage of 5V to be matched with an external USB female seat. When the safety distance between the induction power taking module 1 and the nearest high-voltage transmission line is smaller than 4 meters, the induction power taking module 1 is fixed on an iron tower component of the high-voltage transmission line under the premise of ensuring the operation safety distance, the induction power taking module is in insulating contact with the iron tower component, the safety of the power taking device in use is ensured, at the moment, the grounding end 5 is connected with an external metal conductor grounding electrode buried in the soil for 0.6 meters, the grounding end 5 is not connected with an iron tower grounding device of the high-voltage transmission line, and is an independent grounding end, so that mutual noninterference is ensured, when lightning current occurs, the lightning current flows into the ground only through the iron tower grounding device, the lightning current is isolated from other parts, and in addition, a lead wire is required to be independently led to the grounding electrode on the ground in specific implementation.
Specifically, when the device is used on the ground, a standard safety distance of 10 meters is kept between the device and a high-voltage transmission line, the induction power taking module 1 is a telescopic folding antenna, the telescopic folding antenna stretches over against the high-voltage transmission line, the maximum stretching length is 2 meters, after the device is prepared, a corresponding switch is closed to start to be electrified, the voltage-stabilizing rectifying module is connected with a 12V direct-current voltage output socket to provide 12V direct-current voltage, and the voltage-stabilizing rectifying module is connected with a vehicle-mounted USB charging plug to provide 5V direct-current voltage.
When the direction of the telescopic folding antenna is perpendicular to the high-voltage transmission line closest to the telescopic folding antenna, the electric energy induced by the telescopic folding antenna is maximum, the current which can be input into the charge-discharge module 2 is maximum, and the smaller the distance between the telescopic folding antenna and the high-voltage transmission line is, the larger the induced electric energy is.
Specifically, when the electricity taking device is used on an iron tower of a high-voltage transmission line, the grounding end 5 is connected with the grounding end of the iron tower, the induction electricity taking module 1 can be an insulating copper core wire with the length of more than 2 meters, and the end head of the insulating copper core wire is not in contact with the iron tower and extends to the high-voltage transmission line closest to the insulating copper core wire.
The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent;
it is to be understood that the above examples of the present utility model are provided by way of illustration only and are not intended to limit the scope of the utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (7)
1. The power taking device of the high-voltage transmission line secondary equipment is characterized by comprising an induction power taking module, a charging and discharging module, an induction power transformer main body module, a voltage stabilizing and rectifying electronic module and a grounding end; the induction power taking module is connected with one end of the charging and discharging module, the charging and discharging module comprises a capacitor and a spark plug, the capacitor and the spark plug are connected in parallel, the induction power taking module collects electric field potential energy around a high-voltage transmission line to generate induction electricity, the capacitor and the spark plug collect charges to charge and discharge to generate alternating voltage and current, the induction power transformer main body module comprises an iron core, a primary side coil wound on one side of the iron core and a secondary side coil wound on the other side of the iron core, the other end of the charging and discharging module is connected with one end of the primary side coil, the alternating voltage and current are converted to the secondary side coil after being input to the primary side coil, the other end of the primary side coil is connected with a grounding end, the secondary side coil is connected with the voltage stabilizing rectifying electronic module, and the voltage stabilizing rectifying electronic module outputs direct current for workers;
when the safety distance between the induction power taking module and the nearest high-voltage transmission line is smaller than 4 meters, the induction power taking module is fixed on an iron tower component of the high-voltage transmission line and is in insulating contact with the iron tower component; the induction power taking module is a telescopic folding antenna, the maximum extension length is 2 meters, when the telescopic folding antenna keeps a standard safety distance of 10 meters with a high-voltage transmission line, the telescopic folding antenna is used on the ground, the telescopic folding antenna stretches over against the high-voltage transmission line, the maximum extension length is 2 meters, after preparation, a corresponding switch is closed to start electrifying, when a voltage-stabilizing rectifying electronic module is connected into a 12V direct-current voltage output socket, 12V direct-current voltage is provided, and when the voltage-stabilizing rectifying electronic module is connected into a vehicle-mounted USB charging plug, 5V direct-current voltage can be provided; when the direction of the telescopic folding antenna is perpendicular to the high-voltage transmission line closest to the telescopic folding antenna, the electric energy induced by the telescopic folding antenna is maximum, the current which can be input into the charge-discharge module is maximum, and the smaller the distance between the telescopic folding antenna and the high-voltage transmission line is, the larger the induced electric energy is.
2. The power taking device of the high-voltage transmission line secondary equipment according to claim 1, wherein the voltage stabilizing and rectifying electronic module is further provided with a display panel for displaying a voltage value input by the primary side coil, a voltage value output by the secondary side coil and a current value output by the secondary side coil.
3. The electricity taking device of the high-voltage transmission line secondary equipment according to claim 2, wherein the voltage stabilizing and rectifying electronic module is further provided with a voltage regulating module, the voltage regulating module is provided with a voltage regulating knob, the voltage regulating knob is regulated, and the voltage stabilizing and rectifying electronic module outputs 12V direct current voltage and is matched with an external cigarette lighter socket.
4. The power taking device of the high-voltage transmission line secondary equipment according to claim 3, wherein the voltage regulating knob of the voltage regulating module is regulated, and the voltage stabilizing and rectifying electronic module can also output direct-current voltage of 5V to be matched with the external USB female socket.
5. The electricity taking device of the secondary equipment of the high-voltage transmission line according to claim 1, wherein the grounding end is connected with an external metal conductor grounding electrode buried in the soil for 0.6 m deep, and the grounding end is not connected with an iron tower grounding device of the high-voltage transmission line and is an independent grounding end.
6. The electricity taking device of the secondary equipment of the high-voltage transmission line according to claim 4, wherein when the electricity taking device is used on an iron tower of the high-voltage transmission line, the grounding end is connected with the grounding end of the iron tower, the induction electricity taking module is an insulating copper core wire with the length of more than 2 meters, and the end head of the insulating copper core wire is not in contact with the iron tower and extends to the high-voltage transmission line nearest to the iron tower.
7. The power taking device for the secondary equipment of the high-voltage transmission line according to any one of claims 1 to 6, wherein the spark plug is an iridium spark plug.
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| CN202011601458.4A CN112713663B (en) | 2020-12-29 | 2020-12-29 | Power taking device of high-voltage transmission line secondary equipment |
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| CN202011601458.4A CN112713663B (en) | 2020-12-29 | 2020-12-29 | Power taking device of high-voltage transmission line secondary equipment |
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| CN114497766B (en) * | 2021-12-31 | 2023-05-30 | 南方电网调峰调频发电有限公司 | Chain type energy storage system |
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| CN1655421A (en) * | 2004-12-10 | 2005-08-17 | 武汉大学 | Induction powered apparatus for overhead high tension transmission lines |
| CN107508385A (en) * | 2017-08-18 | 2017-12-22 | 武汉泰可电气股份有限公司 | One kind utilizes the faradic electricity getting system of overhead ground wire and method |
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| JP5231309B2 (en) * | 2009-03-31 | 2013-07-10 | 日油技研工業株式会社 | Ground fault detection device and ground fault detection method |
| CN204334130U (en) * | 2015-01-01 | 2015-05-13 | 珠海创能科世摩电气科技有限公司 | Chargeable intelligent cable CT electricity getting device |
| CN205647040U (en) * | 2016-05-17 | 2016-10-12 | 国家电网公司 | High pressure overhead transmission line goes up ground wire induction electricity -taking device |
| CN206834746U (en) * | 2017-05-10 | 2018-01-02 | 广东电网有限责任公司清远供电局 | Overhead transmission line electricity getting device |
| CN108134388A (en) * | 2018-03-08 | 2018-06-08 | 云南电网有限责任公司电力科学研究院 | A kind of electricity-fetching method and device of high voltage iron tower auxiliary equipment |
| CN108879973A (en) * | 2018-07-11 | 2018-11-23 | 广东电网有限责任公司 | Ultra-high-tension power transmission line sensing electricity getting device and system |
| CN109560578A (en) * | 2018-09-30 | 2019-04-02 | 中国电力科学研究院有限公司 | A kind of device and method taking energy from ultra-high-tension power transmission line |
| CN208939668U (en) * | 2018-11-21 | 2019-06-04 | 邹平科瑞电器有限公司 | A kind of high voltage induction electricity getting system of power supply line |
| CN109638981A (en) * | 2019-01-09 | 2019-04-16 | 武汉理工大学 | Antenna Type sensing electricity getting device |
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| CN1655421A (en) * | 2004-12-10 | 2005-08-17 | 武汉大学 | Induction powered apparatus for overhead high tension transmission lines |
| CN107508385A (en) * | 2017-08-18 | 2017-12-22 | 武汉泰可电气股份有限公司 | One kind utilizes the faradic electricity getting system of overhead ground wire and method |
| CN110460163A (en) * | 2019-07-30 | 2019-11-15 | 武汉理工大学 | A kind of new coil induction-type high-voltage power transmission line magnetic field energy collection system |
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