CN112429263A - Unmanned aerial vehicle charging platform for high-voltage transmission line inspection - Google Patents
Unmanned aerial vehicle charging platform for high-voltage transmission line inspection Download PDFInfo
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- CN112429263A CN112429263A CN202011180166.8A CN202011180166A CN112429263A CN 112429263 A CN112429263 A CN 112429263A CN 202011180166 A CN202011180166 A CN 202011180166A CN 112429263 A CN112429263 A CN 112429263A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
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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
- H02J5/00—Circuit arrangements for transfer of electric power between ac networks and dc networks
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/10—Air crafts
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Computer Networks & Wireless Communication (AREA)
- Aviation & Aerospace Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a charging platform of an unmanned aerial vehicle for high-voltage transmission line inspection, which comprises a current mutual inductance mechanism, a rectification and voltage stabilization module and a charging platform, wherein the current mutual inductance mechanism is used for acquiring electric energy from a high-voltage transmission line; the output of the mutual inductance mechanism of electric current links to each other with rectification voltage stabilizing module's input, and rectification voltage stabilizing module's output links to each other with the charging platform input, inhales charging device and a plurality of infrared transmitter at a plurality of magnetism of charging platform's top surface installation, corresponds installation magnetism metal contact and receiver on many rotor unmanned aerial vehicle, at charging platform's bottom surface installation fixed establishment. The invention can ensure that the unmanned aerial vehicle can be stably charged on the charging platform without additionally installing a mechanical fixing device, and the device can automatically charge the multi-rotor unmanned aerial vehicle for high-voltage transmission line inspection as long as stable current flows through the transmission line body all the time.
Description
Technical Field
The invention belongs to the field of multi-rotor unmanned aerial vehicles, and relates to a charging device of a multi-rotor unmanned aerial vehicle, in particular to a charging platform of an unmanned aerial vehicle for high-voltage transmission line inspection.
Background
In recent years, with the enlargement of the scale of a power grid, the quantity of high-voltage transmission line equipment is greatly increased, the efficiency of the traditional manual inspection method is low, and the requirements of the operation and maintenance of the existing line cannot be met. Instead, the unmanned aerial vehicle is a new technology, and has been widely applied to high-voltage transmission line inspection, and has the advantages of high inspection efficiency, high inspection precision, no terrain limitation, low economic cost and the like. However, at the in-process that utilizes it to carry out the circuit and patrol and examine the operation, because the flying distance is longer, the requirement of longer distance flight can't be satisfied to the initial electric quantity of battery when unmanned aerial vehicle takes off, need descend to ground at its flight in-process and control personnel's manual change battery by unmanned aerial vehicle, can continue to fly, and the outdoor instant charging of unmanned aerial vehicle just seems very important.
Currently, the charging technology of the unmanned aerial vehicle is divided into indoor charging and outdoor charging. Indoor charging is the traditional manual charging mode, and the unmanned aerial vehicle control personnel need to charge the spare battery of the unmanned aerial vehicle indoors in advance, and the spare battery of the unmanned aerial vehicle is manually replaced after arriving at an operation site. The most integration unmanned aerial vehicle machine nest of installing at high voltage transmission pole tower top of charging in the open air, inside mechanical structure who is complicated, the system reliability is low, overhauls the degree of difficulty greatly, and is with high costs. Meanwhile, the technology also faces the difficulty of transmitting electric energy from a high potential (a transmission line body) to a ground potential (a high-voltage transmission tower).
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a charging platform of an unmanned aerial vehicle for high-voltage transmission line inspection, which can automatically charge the unmanned aerial vehicle in the inspection process.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a charging platform of an unmanned aerial vehicle for high-voltage transmission line inspection comprises a current mutual inductance mechanism, a rectification and voltage stabilization module and a charging platform, wherein the current mutual inductance mechanism is used for acquiring electric energy from a high-voltage transmission line; the output end of the current mutual inductance mechanism is connected with the input end of the rectification voltage stabilizing module, the output end of the rectification voltage stabilizing module is connected with the input end of the charging platform, a plurality of magnetic suction charging devices and a plurality of infrared emitters are installed on the top surface of the charging platform, and a fixing mechanism is installed on the bottom surface of the charging platform.
And the current mutual inductance mechanism consists of an annular magnetic core and a secondary coil, wherein the annular magnetic core is wound with a plurality of turns of the secondary coil, and two ends of the secondary coil are connected with the input end of the rectification voltage stabilizing module.
And the rectification and voltage stabilization module comprises an overvoltage impact protection circuit, a filtering rectification circuit and a voltage stabilization output circuit which are connected in sequence.
And the overvoltage impact protection circuit is formed by adopting a bidirectional transient suppression diode, and the bidirectional transient suppression diode is connected in parallel on the current mutual inductance mechanism.
And the voltage-stabilizing output circuit comprises a DC-DC converter and an output capacitor, wherein the input end of the DC-DC converter is connected with the output end of the filter rectification circuit, the output end of the DC-DC converter is connected with the input end of the output capacitor, and the output end of the output capacitor is connected with the charging platform.
Moreover, the top of the magnetic charging device is a metal contact with magnetism and the same polarity.
And the fixing mechanism comprises a plurality of supporting rods and U-shaped bolts, the supporting rods are linearly arranged on the bottom surface of the charging platform, and the U-shaped bolts are fixedly arranged on the bottom surface of each supporting rod.
And, install stabilizing mean between bracing piece and charging platform.
And the stabilizing mechanism comprises a stabilizer bar, spring dampers and shafts, the top end of each supporting rod is hinged with one stabilizer bar, the stabilizer bar main body is U-shaped, the center of the horizontal part of each stabilizer bar is connected with the top end of each supporting rod through the shafts, the spring dampers are respectively arranged on two top surfaces of each stabilizer bar, and the top surfaces of the spring dampers are fixedly arranged on the bottom surface of the charging platform.
The invention has the advantages and positive effects that:
1. according to the unmanned aerial vehicle charging device, the magnetic attraction charging device and the infrared transmitter are arranged on the charging platform, and the magnetic metal contact and the receiver are correspondingly arranged on the unmanned aerial vehicle, so that the unmanned aerial vehicle can be ensured to be stably charged on the charging platform without additionally arranging a mechanical fixing device, meanwhile, the magnetic attraction charging device and the magnetic metal contact can fix the unmanned aerial vehicle on the charging platform, and the unmanned aerial vehicle is ensured not to accidentally drop during charging.
2. According to the invention, the charging platform is arranged on the strain clamp of the high-voltage transmission line body, so that the electric energy acquired from the line body by the current mutual inductance mechanism is not required to be transmitted to a low potential (a high-voltage transmission tower), and the unmanned aerial vehicle can be automatically charged in the inspection process.
3. According to the invention, the spring shock absorber is arranged on the bottom surface of the charging platform, a plurality of shock absorbing springs in the spring shock absorber move up and down to counteract the longitudinal vibration of the line body, the top end of the supporting rod is provided with the stabilizing rod through the shaft, and when the line body is disturbed by windage yaw, the line body strain clamp drives the lower half supporting rod to rotate through the shaft to counteract the disturbance received transversely.
Drawings
Fig. 1 is a schematic connection front view of a charging platform, a stabilizing mechanism and a fixing mechanism;
FIG. 2 is a schematic right-side view of FIG. 1;
fig. 3 is a schematic perspective view of the charging platform;
FIG. 4 is a schematic structural diagram of a current transformer mechanism;
FIG. 5 is a schematic diagram of a rectifying and voltage-stabilizing module;
fig. 6 is a circuit connection diagram of the charging platform.
Detailed Description
The present invention is further illustrated by the following specific examples, which are intended to be illustrative, not limiting and are not intended to limit the scope of the invention.
The utility model provides a high tension transmission line patrols and examines and uses unmanned aerial vehicle's charging platform, including current transformer mechanism, rectification voltage stabilizing module and charging platform 1, current transformer mechanism comprises annular magnetic core 10 and copper secondary coil 9, and annular magnetic core suit utilizes the electromagnetic induction principle on high tension transmission line body 11, acquires the electric energy from the transmission line body, and annular magnetic core adopts silicon steel to make, for the convenience of the installation of annular magnetic core, preferably can make two semicircle annular magnetic cores with it, then the butt joint cover is on high tension transmission line body, because the air is not magnetic substance, magnetic conductivity is far less than silicon steel sheet magnetic core, should paste two semicircle annular magnetic cores as far as possible during consequently the installation tightly, do not leave the gap. And winding a plurality of turns of copper secondary coils on the annular magnetic core.
The rectifying and voltage-stabilizing module is shown in fig. 5, and includes an overvoltage surge protection circuit 14, a filter rectification circuit 15 and a voltage-stabilizing output circuit 16, where the overvoltage surge protection circuit is composed of bidirectional transient suppression diodes (TVS), and the bidirectional transient suppression diodes (TVS) are connected in parallel to the current transformer, that is, two ends of the copper secondary coil are respectively connected to the input end and the output end of the bidirectional transient suppression diodes (TVS). The overvoltage impact protection circuit can protect the rectification voltage stabilization module, the high-voltage transmission line body is used as a medium for transmitting electric energy and is easily influenced by faults such as lightning stroke, external force damage and the like, in addition, because the load of a power system is in a dynamic change state, the voltage of the high-voltage transmission line body also changes in real time, the rectification voltage stabilization module is possibly impacted by instantaneous overvoltage, the bidirectional transient suppression diode (TVS) can release the energy of the instantaneous impact voltage, and when the voltage of two poles of the TVS is smaller than the breakdown voltage of the TVS, the TVS is in a high-impedance state; when the two poles of the rectifier and voltage stabilizing module are impacted by reverse transient high energy, the rectifier and voltage stabilizing module presents low impedance and can absorb extremely high surge power so as to protect a subsequent circuit of the rectifier and voltage stabilizing module. The two ends of the copper secondary coil are connected with the filter and rectifier circuit after passing through the overvoltage impact protection circuit, the filter and rectifier circuit converts alternating current voltage into stable direct current voltage, the filter and rectifier circuit is connected with the voltage stabilization output circuit, the voltage stabilization output circuit comprises a DC-DC converter and an output capacitor, the input end of the DC-DC converter is connected with the output end of the filter and rectifier circuit, the output end of the DC-DC converter is connected with the input end of the output capacitor, the output end of the output capacitor is connected with the charging platform, and the voltage stabilization output circuit can convert the direct current after the filter and rectifier into direct current suitable for charging of the unmanned aerial vehicle.
The charging platform main body is in a cuboid shape, the PVC material with the surface co-extruded with the ASA is selected as the material, the charging platform has the characteristics of ageing resistance, sun resistance, high temperature resistance, low price and long service life, and has good effects of preventing static electricity and reducing surface dust deposition. A plurality of infrared transmitter 13 of central point at the platform top surface that charges put the installation, constantly outwards launches the multi-beam infrared wave, at many rotor unmanned aerial vehicle bottom installation receivers, receives the infrared wave signal that infrared transmitter sent. Install a plurality of magnetism around the charging platform top surface and inhale charging device 12, inside charging platform was inserted to magnetism charging device's lower part, magnetism was inhaled charging device's top and is exposed outside, and magnetism is inhaled charging device's top and is the copper product metal contact of positive pole or negative pole, adorns admittedly in many rotor unmanned aerial vehicle bottom and inhale the corresponding and opposite magnetic metal contact of charging device with magnetism. Charging platform top surface install the receiver cooperation in unmanned aerial vehicle bottom with infrared transmitter, guide unmanned aerial vehicle and magnetism inhale the accurate butt joint of charging device. For guaranteeing the automatic charging reliability of the unmanned aerial vehicle, the area of the metal contact on the charging platform is far larger than the magnetic metal contact on the unmanned aerial vehicle frame, and redundancy is reserved for errors when the unmanned aerial vehicle descends. Electric wire 8 is worn out at charging platform's lateral wall, connects rectification voltage regulator module, and the steady current of rectification voltage regulator module output is for magnetism to inhale charging device and infrared emitter and provide the electric energy. Preferably, two infrared transmitters are arranged on two sides of the center of the top surface of the charging platform, and four magnetic charging devices are symmetrically arranged on the periphery of the top surface of the charging platform.
The bottom surface of the charging platform is provided with a stabilizing mechanism and a fixing mechanism, the stabilizing mechanism comprises a stabilizing rod 3 and a spring damper 2, a plurality of stabilizing rods are linearly arranged and installed on the central axis of the bottom surface of the charging platform, the main body of each stabilizing rod is U-shaped, the two top ends of each stabilizing rod are respectively and fixedly provided with one spring damper, and the top surfaces of the spring dampers and the bottom surface of the charging platform are fixedly connected together. The fixing mechanism comprises a support rod 5 and a U-shaped bolt 6, a support rod is installed below each stabilizer bar, the top of each support rod is connected with the center of the horizontal part of each stabilizer bar through a shaft 4, the support rods can transversely swing through the shafts, and the swinging direction is perpendicular to the extension direction of the strain clamp. And a U-shaped bolt is fixedly arranged on the bottom surface of the supporting rod, and the U-shaped bolt is matched with the bottom surface of the supporting rod to clamp the strain clamp 7. Importantly, the center of gravity of the stabilizing mechanism and the fixing mechanism, the central axis of the charging platform and the central axis of the strain clamp of the line body are coincided.
The working principle of the invention is as follows: the mutual inductance mechanism of current utilizes the electromagnetic induction principle, acquires the electric energy from the transmission line body, then conducts the electric energy to rectification voltage stabilizing module, and rectification voltage stabilizing module provides the direct current that is fit for unmanned aerial vehicle to charge for charging platform behind electric energy filtering, rectification, the steady voltage. The last infrared transmitter of charging platform constantly outwards launches two bundles of infrared waves, after installing the infrared wave signal that two infrared transmitter sent in the receiver of many rotor unmanned aerial vehicle bottoms, many rotor unmanned aerial vehicle constantly adjusts self gesture, look for charging platform's the central axis, then descend on magnetism charging device along the accurate descending of central line, install the contact of magnetism metal contact and magnetism formula charging device metal contact in the unmanned aerial vehicle frame, constitute power supply circuit, realize that unmanned aerial vehicle is automatic to charge. As long as flow through stable this device of electric current all the time in the transmission line body and just can be for carrying out the automatic charging of many rotor unmanned aerial vehicle that high tension transmission line patrolled and examined.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept, and these changes and modifications are all within the scope of the present invention.
Claims (9)
1. The utility model provides a high tension transmission line patrols and examines charging platform with unmanned aerial vehicle which characterized in that: the charging system comprises a current mutual inductance mechanism, a rectifying and voltage-stabilizing module and a charging platform, wherein the current mutual inductance mechanism is used for acquiring electric energy from a high-voltage transmission line; the output end of the current mutual inductance mechanism is connected with the input end of the rectification voltage stabilizing module, the output end of the rectification voltage stabilizing module is connected with the input end of the charging platform, a plurality of magnetic suction charging devices and a plurality of infrared emitters are installed on the top surface of the charging platform, and a fixing mechanism is installed on the bottom surface of the charging platform.
2. The unmanned aerial vehicle's charging platform is used in patrolling and examining of high tension transmission line of claim 1 characterized in that: the current mutual inductance mechanism consists of an annular magnetic core and a secondary coil, wherein the annular magnetic core is wound with a plurality of turns of the secondary coil, and two ends of the secondary coil are connected with the input end of the rectification voltage stabilizing module.
3. The unmanned aerial vehicle's charging platform is used in patrolling and examining of high tension transmission line of claim 1 characterized in that: the rectification and voltage stabilization module comprises an overvoltage impact protection circuit, a filtering rectification circuit and a voltage stabilization output circuit which are connected in sequence.
4. The unmanned aerial vehicle's charging platform is used in patrolling and examining of high tension transmission line of claim 3 characterized in that: the overvoltage impact protection circuit is formed by bidirectional transient suppression diodes, and the bidirectional transient suppression diodes are connected in parallel on the current mutual inductance mechanism.
5. The unmanned aerial vehicle's charging platform is used in high tension transmission line patrolling and examining of claim 3 characterized in that: the voltage stabilizing output circuit comprises a DC-DC converter and an output capacitor, wherein the input end of the DC-DC converter is connected with the output end of the filter rectification circuit, the output end of the DC-DC converter is connected with the input end of the output capacitor, and the output end of the output capacitor is connected with the charging platform.
6. The unmanned aerial vehicle's charging platform is used in patrolling and examining of high tension transmission line of claim 1 characterized in that: the top of the magnetic charging device is a metal contact with magnetism and the same polarity.
7. The unmanned aerial vehicle's charging platform is used in patrolling and examining of high tension transmission line of claim 1 characterized in that: the fixing mechanism comprises a plurality of supporting rods and U-shaped bolts, the supporting rods are linearly arranged on the bottom surface of the charging platform, and the U-shaped bolts are fixedly arranged on the bottom surface of each supporting rod.
8. The unmanned aerial vehicle's charging platform is used in patrolling and examining of high tension transmission line of claim 7, its characterized in that: and a stabilizing mechanism is arranged between the support rod and the charging platform.
9. The unmanned aerial vehicle's charging platform is used in patrolling and examining of high tension transmission line of claim 8 characterized in that: the stabilizing mechanism comprises a stabilizer bar, spring dampers and shafts, a stabilizer bar is hinged on the top end of each supporting rod, the stabilizer bar main body is U-shaped, the center of the horizontal part of each stabilizer bar is connected with the top end of each supporting rod through a shaft, the spring dampers are respectively installed on two top surfaces of each stabilizer bar, and the top surfaces of the spring dampers are fixedly installed on the bottom surface of the charging platform.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011180166.8A CN112429263A (en) | 2020-10-29 | 2020-10-29 | Unmanned aerial vehicle charging platform for high-voltage transmission line inspection |
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| CN202011180166.8A CN112429263A (en) | 2020-10-29 | 2020-10-29 | Unmanned aerial vehicle charging platform for high-voltage transmission line inspection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113644731A (en) * | 2021-07-23 | 2021-11-12 | 国家电网有限公司 | Open-air power supply system for supplying power to unmanned aerial vehicle nest |
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| CN113644731B (en) * | 2021-07-23 | 2024-04-23 | 国家电网有限公司 | Open-air power supply system that supplies power to unmanned aerial vehicle nest |
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