CN206087364U - Unmanned aerial vehicle , unmanned aerial vehicle system - Google Patents
Unmanned aerial vehicle , unmanned aerial vehicle system Download PDFInfo
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- CN206087364U CN206087364U CN201621051615.8U CN201621051615U CN206087364U CN 206087364 U CN206087364 U CN 206087364U CN 201621051615 U CN201621051615 U CN 201621051615U CN 206087364 U CN206087364 U CN 206087364U
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Abstract
The utility model discloses an unmanned aerial vehicle, unmanned aerial vehicle system. Wherein, this unmanned aerial vehicle includes: at least one screw, the voltage input interface for insert the cable, wherein, power supply station is connected to the cable, and the magnitude of voltage of the voltage that power supply station provided is U1, the motor, connection cable, the motor drives at least one screw work under the drive of magnitude of voltage for U2's voltage, wherein, and U1 >= U2, the difference between U1 and the U2 does the partial pressure of cable. The utility model provides an among the prior art machine carry the technical problem that load -carrying ability that main power source vary voltage weight of equipment leads to unmanned aerial vehicle greatly descends.
Description
Technical field
The utility model is related to aircraft field, in particular to a kind of unmanned plane, UAS.
Background technology
Be tethered at unmanned plane downstream demand widely, including agricultural, electric power oil, inspection calamity, forestry, meteorology, land resources,
Multiple industries such as police, ocean water conservancy, mapping, urban planning.
Maturation is now had on the market be tethered at the electric and power scheme of many rotor systems and be transformation mode, i.e., by ground
High-voltage dc stabilization pressuring power provides upper hectovolt direct current, then the direct current is conveyed to into airborne power supply by being tethered at cable, then by
Upper hectovolt high voltage direct current is converted to airborne power supply modules the low-voltage DC for being available for power and control system to use.This machine
The usual weight of load DC-DC power source, volume are excessive, and the load-carrying ability for causing unmanned plane declines.
For above-mentioned problem, effective solution is not yet proposed at present.
Utility model content
The utility model embodiment provides a kind of unmanned plane, UAS, airborne in prior art at least to solve
Main power source potential device weight causes greatly the technical problem that the load-carrying ability of unmanned plane declines.
According to the one side of the utility model embodiment, there is provided a kind of unmanned plane, including:At least one screw;
Control source interface, for accessing cable, wherein, the cable connects supply station, the voltage of the voltage that the supply station is provided
It is worth for U1;Motor, connects the cable, and the motor is under driving of the magnitude of voltage for the voltage of U2 at least one described in drive
Individual propeller works, wherein, the difference between U1 >=U2, U1 and U2 is the partial pressure of the cable.
Further, the unmanned plane also includes:Stand-by power supply, for powering to the part of the unmanned plane, wherein, institute
The magnitude of voltage for stating the voltage that part is used is unequal with U2.
Further, the unmanned plane also includes:Voltage transformation module, for being by the voltage conversion of the stand-by power supply
Magnitude of voltage is the voltage of U2.
Further, the unmanned plane also includes:Switching device, for the voltage that provides in the voltage transformation module and
Switch between the voltage that the control source interface is provided.
Further, the unmanned plane also includes:Controller, for the switching device sending signal, the signal
For switching over the switching device.
Further, the unmanned plane also includes:Electron speed regulator, is connected with the motor, for being in magnitude of voltage
The rotating speed of the motor is adjusted under the driving of the voltage of U2.
Further, U2 is more than or equal to 400 volts.
According to the another aspect of the utility model embodiment, a kind of UAS is additionally provided, including:The power supply
Stand, positioned at ground, for being powered to the unmanned plane, the magnitude of voltage that the supply station is provided is U1;Cable, for connecting
The supply station and the unmanned plane, the cable includes power cable.
Further, the cable also includes:The communications cable.
Further, the cable also includes:Lightning-arrest transmission cable.
In the utility model embodiment, supply station provides voltage of the magnitude of voltage for U1 by cable to unmanned plane.Nobody
Machine drives nothing by the voltage that control source interface magnitude of voltage is U2, motor under driving of the magnitude of voltage for the voltage of U2
Man-machine propeller works, unmanned plane does not contain airborne main power source potential device, reduces the weight of unmanned plane itself such that it is able to
Making the load-carrying ability of unmanned plane strengthens, and has reached the technique effect of the load-carrying ability for improving unmanned plane, and then solves existing skill
Airborne main power source potential device weight causes greatly the technical problem that the load-carrying ability of unmanned plane declines in art.
Description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes of the present utility model one
Point, schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model
Improper restriction.In the accompanying drawings:
Fig. 1 is the schematic diagram of the unmanned plane according to the utility model embodiment;
Fig. 2 is a kind of schematic diagram of the UAS according to the utility model embodiment;
Fig. 3 is the schematic diagram of another kind of UAS according to the utility model embodiment;
Fig. 4 is the electrical diagram of the UAS according to the utility model embodiment.
Specific embodiment
In order that those skilled in the art more fully understand the utility model scheme, below in conjunction with the utility model reality
The accompanying drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model part, rather than the embodiment of whole.Based on the reality in the utility model
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made all should
When the scope for belonging to the utility model protection.
In general, when other conditions are fixed, the weight of unmanned plane itself and its load-carrying ability are negatively correlated, work as nothing
Man-machine own wt can affect its load-carrying ability when heavier.For example, the weight of unmanned plane F1 itself is 10kg, and load-carrying ability is
5kg, if can try unmanned plane F1 weight reductions of itself to 8kg, its load-carrying ability will be lifted to 7kg.
The utility model embodiment provides a kind of unmanned plane.
Fig. 1 is the schematic diagram of the unmanned plane according to the utility model embodiment.As shown in figure 1, the unmanned plane includes:At least
One screw 12, control source interface 14, motor 16.
Control source interface is used to access cable, wherein, cable connection supply station, the magnitude of voltage of the voltage that supply station is provided
For U1.
Motor connection cables, motor drives at least one screw work under driving of the magnitude of voltage for the voltage of U2
Make.Wherein, U1 >=U2, the difference between U1 and U2 is the partial pressure (line loss voltage) of the cable.
If it is considered that line loss voltage, then U1 > U2;Discounting for line loss voltage, then U1=U2.
In the utility model embodiment, supply station provides voltage of the magnitude of voltage for U1 by cable to unmanned plane.Nobody
Machine drives nothing by the voltage that control source interface magnitude of voltage is U2, motor under driving of the magnitude of voltage for the voltage of U2
Man-machine propeller works, unmanned plane does not contain airborne main power source potential device, reduces the weight of unmanned plane itself such that it is able to
Making the load-carrying ability of unmanned plane strengthens, and solving airborne main power source potential device weight in prior art causes greatly the load of unmanned plane
The technical problem that lotus ability declines, has reached the technique effect of the load-carrying ability for improving unmanned plane.
Unmanned plane includes airborne main power source potential device in prior art, and housing construction is complicated, while big work(on the market
All there is either large or small electromagnetic interference problem in rate DC-DC voltage reduction module, cause signal to disturb airborne weak current equipment, when serious
The state of flight of unmanned plane can be caused uncontrollable, data radio station and Image transmission equipment etc. cannot normal works.It is additionally, since airborne master
Power supply potential device has high demands to electronic devices and components weight parameter, results in the need for customized development voltage changing module, considerably increases
The cost of unmanned plane.
In the utility model embodiment, high pressure direct-driving motor electricity is adjusted, and unmanned plane sets not comprising airborne main power source transformation
Standby, housing construction is simple, there is no electromagnetic interference problem, and low cost.
Alternatively, unmanned plane also includes stand-by power supply.Stand-by power supply can be battery.Stand-by power supply, for unmanned plane
Part power, wherein, the magnitude of voltage of the voltage that some parts of unmanned plane are used is unequal with U2.
Alternatively, unmanned plane also includes voltage transformation module.Voltage transformation module, for by the voltage conversion of stand-by power supply
For the voltage that magnitude of voltage is U2.
Alternatively, unmanned plane also includes switching device.Switching device, for the voltage that provides in voltage transformation module and electricity
Switch between the voltage that pressure input interface is provided.
When ground means of power breaks down, the stand-by power supply of unmanned plane passes through voltage transformation module by standby electricity
The voltage conversion in source is magnitude of voltage for the voltage of U2, is that High Pressure Electro Control, high-voltage motor are powered, meanwhile, mould is depressured by small-power
Block to the low energy-consumption electronic device such as flight control unit and other low-voltage loads is powered.
For example, the stand-by power supply of unmanned plane of the present utility model can be 12S lithium battery groups, it is assumed that 12S lithium battery groups are defeated
The voltage for going out is 48V.The voltage transformation module of unmanned plane can be 48V-400V DC high-power boost modules, High Pressure Electro Control and
The rated operational voltage of high-voltage motor can all be 400V.When ground means of power breaks down, unmanned plane it is standby
The voltage conversion of stand-by power supply is that magnitude of voltage is the voltage of 400V by 48V-400V DC high-powers boost module by power supply, is
400V High Pressure Electro Controls, 400V high-voltage motors are powered, meanwhile, set to flight control by small-power 48V-5/12/24V voltage reduction module
The low energy-consumption electronic devices such as standby and other low-voltage loads are powered.
In the prior art, when ground means of power breaks down, unmanned plane is short of power and is likely to aircraft bombing,
In the utility model embodiment, when ground means of power breaks down, powered for unmanned plane using stand-by power supply, it is ensured that
The energy supply of unmanned plane, effectively reduce the application risk of unmanned plane, it is to avoid aircraft bombing accident.
Alternatively, unmanned plane also includes controller.Controller can be control chip.Controller, for switching device
Sending signal, signal is used to switch over switching device.It is defeated using voltage in the case of ground power supply unit is powered normally
The voltage that incoming interface is provided is powered to unmanned plane.When controller judge ground power supply unit power break down when, control
Device processed is to switching device sending signal.Switching device is received after signal, and switching device is switched over, and after the completion of switching, is used
The voltage that voltage transformation module is provided is powered to unmanned plane.
Alternatively, unmanned plane also includes electron speed regulator.Electron speed regulator, is connected with motor, for being in magnitude of voltage
The rotating speed of motor is adjusted under the driving of the voltage of U2.Electron speed regulator can be 400V high-pressure electronic speed regulators.
Alternatively, U2 is more than or equal to 400 volts.U2 can be the rated voltage of the device work of unmanned plane.
The utility model embodiment additionally provides a kind of UAS.
Fig. 2 is a kind of schematic diagram of the UAS according to the utility model embodiment.As shown in Fig. 2 the unmanned plane
System includes:Unmanned plane 22, supply station 24, cable 26.
Supply station is located at ground, and for being powered to unmanned plane, the magnitude of voltage that supply station is provided is U1.
Cable is used to connect supply station and unmanned plane, and cable includes power cable.Alternatively, cable also includes order wire
Cable.Alternatively, cable also includes lightning-arrest transmission cable.That is, cable can have many, can both there is the supply lines for power supply
Cable, can there is the communications cable for communication again, can also there is the lightning-arrest transmission cable for taking shelter from the thunder.
Unmanned plane passes through voltage of the control source interface magnitude of voltage for U2.
Wherein, U1 >=U2, the difference between U1 and U2 is the partial pressure (line loss voltage) of the cable.
If it is considered that line loss voltage, then U1 > U2;Discounting for line loss voltage, then U1=U2.
In the utility model embodiment, supply station provides voltage of the magnitude of voltage for U1 by cable to unmanned plane.Nobody
Machine drives nothing by the voltage that control source interface magnitude of voltage is U2, motor under driving of the magnitude of voltage for the voltage of U2
Man-machine propeller works, unmanned plane does not contain airborne main power source potential device, reduces the weight of unmanned plane itself such that it is able to
Making the load-carrying ability of unmanned plane strengthens, and solving airborne main power source potential device weight in prior art causes greatly the load of unmanned plane
The technical problem that lotus ability declines, has reached the technique effect of the load-carrying ability for improving unmanned plane.
In the utility model embodiment, UAS can drive screw as the power that goes up to the air with high-tension motor
Be tethered at multi-rotor unmanned aerial vehicle system, the electric energy of its drive motor from ground high-voltage DC power supply by being tethered at cable in electricity
Source line providing, so as to reach make this liter of hollow panel can flexibly quick landing, possess heavy-duty ability and can long-time in the air
The purpose of hovering, to meet the needs that radio system improves " lift-off benefit ", provides more expansible for function load
Using space.
The utility model embodiment additionally provides another kind of UAS.
Fig. 3 is the schematic diagram of another kind of UAS according to the utility model embodiment.The UAS includes:
Flying platform, it is tethered at cable, ground safeguard system.
As shown in figure 3, flying platform has four or more screw 1, each screw drives respectively with one
Motor 2 connects, and motor is tethered at cable 4 by what this was tethered at multi-rotor unmanned aerial vehicle system, and by this multi-rotor unmanned aerial vehicle is tethered at
Supply unit (being located among the ground installation 5 in Fig. 3) supply in the ground safeguard system of system drives electric energy, meanwhile, drive
The rotating speed of dynamic motor is adjusted by the signal that the electron speed regulator 3 in the flying platform that is attached thereto sends, electronic speed regulation
The signal control motor connection that device is sent by the flight control unit in reception flying platform.
Motor can be the DC brushless motor of 400V DC voltages.Be tethered at cable can include 445V or 445V with
The high-voltage power-line of upper voltage.It can be many cables to be tethered at cable, except including high-voltage power-line, including multi-path light
Optical fiber signaling transmission line and the lightning-arrest transmission cable of high current.Electron speed regulator can be 400V high-pressure electronic speed regulators.
The dynamical system of flying platform, energy resource system must are fulfilled for the demand of working long hours.To reduce line loss, it is necessary to will be defeated
Power transmission pressure raising is sent to flying platform.According to flying platform power demands, it is tethered at cable port and stable offer 400V is provided
Voltage, 25A electric currents, it is contemplated that line loss, direct current of ground voltage-stabilized power supply needs to meet output voltage 445V, power wanting more than 15kW
Ask, the supply unit in ground safeguard system can be the high power DC voltage stabilizing that rated power is exported for 15kW, 400V voltage stabilizing
Power supply.
Fig. 4 is the electrical diagram of the UAS according to the utility model embodiment.As shown in figure 4, the unmanned plane system
Airborne main power source potential device is not contained in system, the nominal input voltage of unmanned plane is 400V.
The motor that the utility model embodiment is provided can be the DC brushless motor of 400V DC voltages.In the control for flying control
Under system, DC brushless motor can effectively, neatly, it is electrodeless change screw rotating speed, so as to adjust liter hollow panel in time
State of flight and air position, realize rising the performances such as landing, hovering, the retinue of hollow panel.
It can be that the specified input electricity of 400V is adjusted that the electricity that the utility model embodiment is provided is adjusted.Under the control for flying control, high pressure
Electricity adjust can effectively, neatly, it is electrodeless change high-voltage motor rotating speed, so as to adjust the state of flight and sky of liter hollow panel in time
Middle position, realizes rising the performances such as landing, hovering, the retinue of hollow panel.
In the case of the DC400V power supply normal works of ground, ground DC400V power supply directly to 400V High Pressure Electro Controls with
400V high-voltage motors are powered.Meanwhile, by small-power DCDC module (the DC400V-DC12V/24V modules in Fig. 4) by ground
The 400V voltage conversions that DC400V power supplys are provided are 12V or 24V, to supply to the low energy-consumption electronic device such as winged control and other low-voltage loads
Electricity.
The stand-by power supply that the utility model embodiment is provided is 12S lithium battery groups.In ground DC400V power failures
In the case of, 12S lithium battery groups by 48V turn the high-power boost modules of 400V (DC-DC) for 400V High Pressure Electro Controls with
400V high-voltage motors are powered, meanwhile, it is low to winged control and other low-voltage loads etc. by small-power 48V-5/12/24V voltage reduction module
Power consuming devices are powered.
The screw of the unmanned plane that the utility model embodiment is provided can be high thrust carbon fiber spiral oar.This spiral
Oar can produce the crest value tension of more than 15kg.Jing and screw matching test, 400V high-voltage motors disclosure satisfy that hovering (9kg,
Pulling force and power demand 1.5kW) and under wind resistance (peak value 15kg, 3kW) state, therefore when flying platform Weight control exists
, in 6kg, being tethered at multi-rotor unmanned aerial vehicle system can provide 20kg when 100 meters of height hover for 15kg, 100 rice noodles cable Weight controls
Load-carrying ability.
Compared with prior art, the unmanned plane and UAS that the utility model embodiment is provided has advantages below:
First, electric energy is supplied by ground by heaving pile, and lift-off platform unit can be made to hover in the air for a long time work;2nd, high pressure direct drive
Motor electricity is adjusted, and without airborne main power source potential device, reduces flying platform overall weight, there is provided bigger load-carrying ability;
3rd, due to without airborne main power source potential device, it is to avoid electromagnetic interference;4th, due to not containing airborne main power source potential device,
Research and development customization main power source potential device is avoided the need for, so as to greatly reduce cost;5th, due to setting without airborne main power source transformation
It is standby, the complexity of unmanned plane structure is reduced, be conducive to the production of unmanned plane, use and keep in repair.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from the utility model principle, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of unmanned plane, it is characterised in that include:
At least one screw;
Control source interface, for accessing cable, wherein, the cable connects supply station, the voltage that the supply station is provided
Magnitude of voltage is U1;
Motor, connects the cable, and the motor drives described at least one under driving of the magnitude of voltage for the voltage of U2
Propeller works, wherein, the difference between U1 >=U2, U1 and U2 is the partial pressure of the cable.
2. unmanned plane according to claim 1, it is characterised in that the unmanned plane also includes:
Stand-by power supply, for powering to the part of the unmanned plane, wherein, the magnitude of voltage of the voltage that the part is used is with U2 not
It is equal.
3. unmanned plane according to claim 2, it is characterised in that the unmanned plane also includes:
Voltage transformation module, for by the voltage conversion of the stand-by power supply be magnitude of voltage for U2 voltage.
4. unmanned plane according to claim 3, it is characterised in that the unmanned plane also includes:
Switching device, between the voltage that the voltage that the voltage transformation module is provided and the control source interface are provided
Switch over.
5. unmanned plane according to claim 4, it is characterised in that the unmanned plane also includes:
Controller, for the switching device sending signal, the signal to be used to switch over the switching device.
6. unmanned plane according to claim 1, it is characterised in that the unmanned plane also includes:
Electron speed regulator, is connected with the motor, for magnitude of voltage for U2 voltage driving under to the motor
Rotating speed is adjusted.
7. unmanned plane according to any one of claim 1 to 6, it is characterised in that U2 is more than or equal to 400 volts.
8. a kind of UAS, it is characterised in that including the unmanned plane any one of claim 1 to 6, also include:
The supply station, positioned at ground, for being powered to the unmanned plane, the magnitude of voltage that the supply station is provided is U1;
Cable, for connecting the supply station and the unmanned plane, the cable includes power cable.
9. UAS according to claim 8, it is characterised in that the cable also includes:The communications cable.
10. UAS according to claim 8, it is characterised in that the cable also includes:Lightning-arrest transmission cable.
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CN201621051615.8U CN206087364U (en) | 2016-09-12 | 2016-09-12 | Unmanned aerial vehicle , unmanned aerial vehicle system |
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CN201621051615.8U CN206087364U (en) | 2016-09-12 | 2016-09-12 | Unmanned aerial vehicle , unmanned aerial vehicle system |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107492938A (en) * | 2017-09-29 | 2017-12-19 | 蒙城县永腾微行掌智能科技有限责任公司 | A kind of unmanned plane emergency service device |
CN107826266A (en) * | 2017-11-08 | 2018-03-23 | 珠海市双捷科技有限公司 | It is tethered at ground handling station and is tethered at UAS |
CN108279731A (en) * | 2018-01-25 | 2018-07-13 | 南京佰联信息技术有限公司 | Method, system and the computer readable storage medium of supply voltage adjustment |
EP3490089A3 (en) * | 2017-11-28 | 2019-07-24 | RIEDEL Communications International GmbH | Aircraft, lightning protection system and method for providing lightning protection |
CN110294139A (en) * | 2019-07-01 | 2019-10-01 | 深圳市科卫泰实业发展有限公司 | It is a kind of to be tethered at UAV system without airborne large power supply |
-
2016
- 2016-09-12 CN CN201621051615.8U patent/CN206087364U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107492938A (en) * | 2017-09-29 | 2017-12-19 | 蒙城县永腾微行掌智能科技有限责任公司 | A kind of unmanned plane emergency service device |
CN107826266A (en) * | 2017-11-08 | 2018-03-23 | 珠海市双捷科技有限公司 | It is tethered at ground handling station and is tethered at UAS |
EP3490089A3 (en) * | 2017-11-28 | 2019-07-24 | RIEDEL Communications International GmbH | Aircraft, lightning protection system and method for providing lightning protection |
CN108279731A (en) * | 2018-01-25 | 2018-07-13 | 南京佰联信息技术有限公司 | Method, system and the computer readable storage medium of supply voltage adjustment |
CN108279731B (en) * | 2018-01-25 | 2020-07-31 | 南京佰联信息技术有限公司 | Method, system and computer readable storage medium for adjusting power supply voltage |
CN110294139A (en) * | 2019-07-01 | 2019-10-01 | 深圳市科卫泰实业发展有限公司 | It is a kind of to be tethered at UAV system without airborne large power supply |
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