CN210761329U - Staying unmanned aerial vehicle system - Google Patents
Staying unmanned aerial vehicle system Download PDFInfo
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- CN210761329U CN210761329U CN201921038320.0U CN201921038320U CN210761329U CN 210761329 U CN210761329 U CN 210761329U CN 201921038320 U CN201921038320 U CN 201921038320U CN 210761329 U CN210761329 U CN 210761329U
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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
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Abstract
The utility model discloses a mooring unmanned aerial vehicle system, which comprises an unmanned aerial vehicle system, a mooring cable and ground station equipment; the unmanned aerial vehicle system comprises an unmanned aerial vehicle and an airborne power supply, wherein the airborne power supply comprises a voltage reduction device, and the voltage reduction device is connected with the unmanned aerial vehicle; the ground station equipment comprises a ground power box and a power supply, the ground power box comprises a boosting device and a wire winding and unwinding device, the wire winding and unwinding device comprises a wire winder and winding and unwinding equipment, and the winding and unwinding equipment is connected with the wire winder; the power supply is electrically connected with one end of the mooring cable through the voltage boosting device, and the other end of the mooring cable is electrically connected with the voltage reducing device of the airborne power supply through the wire winder. The utility model discloses being connected the machine carries the power through mooring cable and ground power supply box, having optimized unmanned aerial vehicle's duration, simultaneously through winding and unwinding devices, mooring cable can suitably receive and release, and unmanned aerial vehicle can be at high, low position free running, has improved unmanned aerial vehicle's operation convenience, and ground power supply box and power supply's volume is less moreover, conveniently carries.
Description
Technical Field
The utility model relates to an unmanned air vehicle technique field especially relates to a staying unmanned aerial vehicle system.
Background
Unmanned aerial vehicles, which are unmanned aerial vehicles operated by radio remote control devices and self-contained program control devices, are widely used in various fields, such as the film and television industry, scientific research and accident rescue. The method comprises specific application scenes such as high-altitude emergency lighting, image recording and returning in severe environment and the like.
These special application scenarios require that the drone needs to be in a stable working state for a long time. Two kinds of unmanned aerial vehicle existing mode do: the unmanned aerial vehicle with the power battery has the defects of short flight time and frequent battery replacement; heavy unmanned aerial vehicle, also traditional mooring unmanned aerial vehicle, need load heavy step-down transformer, increased aircraft weight, ground device is also too heavy to be unfavorable for carrying.
Disclosure of Invention
The utility model aims to solve the technical problem that a staying unmanned aerial vehicle system is provided, the problem that the time of flight that can solve existence among the prior art need frequently change the battery and be unfavorable for carrying is short.
In order to solve the technical problem, the utility model provides a mooring unmanned aerial vehicle system, which comprises an unmanned aerial vehicle system, a mooring cable and ground station equipment; the unmanned aerial vehicle system comprises an unmanned aerial vehicle and an onboard power supply which is internally or externally arranged on the unmanned aerial vehicle, the onboard power supply comprises a voltage reducing device, the voltage reducing device is connected with the unmanned aerial vehicle, the ground station equipment comprises a ground power supply box and a power supply, the ground power supply box comprises a voltage increasing device and a wire winding and unwinding device, the wire winding and unwinding device comprises a wire winder and a winding and unwinding device, and the winding and unwinding device is connected with the wire winder; the power supply is electrically connected with one end of the mooring cable through the voltage boosting device, and the other end of the mooring cable is electrically connected with the voltage reducing device of the airborne power supply after passing through the wire winder.
Furthermore, the winding and unwinding equipment comprises a manual winding and unwinding knob, the manual winding and unwinding knob is connected with the winder through a connecting shaft, and the manual winding and unwinding knob rotates the connecting shaft to drive the winder to rotate forwards or reversely.
Furthermore, the winding and unwinding equipment comprises a tension sensor for sensing tension of the mooring cable, a controller for setting tension gears and automatically winding up, and a motor for driving the winder to rotate, wherein the motor is electrically connected with the controller.
Further, still be equipped with handle, radiator fan, switch and display screen on the box of ground power supply box, wherein, radiator fan with the controller electricity is connected, the display screen is used for showing ground power supply box's working parameter, voltage, electric current.
Further, the combined length, width and height of the ground power box and the power supply are all less than 400 millimeters.
Further, unmanned aerial vehicle's screw driving system adopts the structure of four-axis and eight oars, the four-axis sets up including the symmetry four last supports of unmanned aerial vehicle, eight oars include every the support end sets up a pair of screw, the support is telescopic bracket, the screw passes through the second quick detach subassembly to be installed the end of support.
Further, the unmanned aerial vehicle system still includes built-in or external in unmanned aerial vehicle's stand-by power supply, stand-by power supply's input with airborne power supply electricity is connected, the output with unmanned aerial vehicle electricity is connected.
Further, the drone system also includes a flight controller for controlling the drone.
Further, the ground station apparatus further comprises ground control means for wirelessly communicating with the flight controller; the ground control device is an intelligent terminal.
Implement the utility model discloses an embodiment has following beneficial effect:
1. connect unmanned aerial vehicle system and ground station equipment through mooring the cable for ground station equipment can carry out the long term power supply to unmanned aerial vehicle system, through the airborne power supply who transmits unmanned aerial vehicle after stepping up ground station equipment's electricity, and rethread pressure reduction device reduces voltage, can reduce power loss, improves power utilization.
2. The mooring cable is collected and released through the winder, and the flying height and the angle of the unmanned aerial vehicle can be adjusted at will.
3. The ground power box is small in size, the combined size of the power supply and the ground power box is small, and the ground power box is convenient to carry.
Drawings
Fig. 1 is a block diagram of the embodiment of the present invention;
fig. 2 is a schematic structural diagram of a ground power box in an embodiment of the present invention;
fig. 3 is a schematic structural view of the retracting device in the embodiment of the present invention.
Fig. 4 is the utility model provides an in the embodiment of unmanned aerial vehicle structure schematic diagram.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
A tethered drone system as shown in figures 1-3, comprising a drone system, a tethered cable 5 and ground station equipment; the unmanned aerial vehicle system comprises an unmanned aerial vehicle 10 and an onboard power supply which is internally or externally arranged on the unmanned aerial vehicle, wherein the onboard power supply comprises a voltage reduction device which is connected with the unmanned aerial vehicle 10 and is used for reducing voltage and supplying power to the unmanned aerial vehicle; the ground station equipment comprises a ground power box and a power supply, the ground power box comprises a box body 3, a boosting device and a wire winding and unwinding device, the wire winding and unwinding device comprises a wire winder and a wire winding and unwinding device, the wire winding and unwinding device is connected with the wire winder, the wire winder is arranged inside the box body 3, and an operation part of the wire winding and unwinding device is arranged outside the box body 3; still be equipped with power input port 1 on the box 3, the electric wire that connects in power supply and booster unit is followed this power input port input, and power supply passes through the booster unit and is connected with the one end electricity of mooring cable, and the other end of mooring cable is connected with the step-down device electricity of airborne power behind the spooler. The ground power box is small in size, light in weight and portable; the mooring cable is thin, the unit weight is light, the flying height is larger than 30 meters, most flying requirements can be met, and meanwhile, the load capacity of the airplane is increased. A power supply: the portable backpack type power supply can be a battery pack and a generator, if the portable backpack type power supply is the battery pack, the combined length, the width and the height of a power supply and a ground power supply box are all smaller than 400 millimeters, preferably, the combined length, the width and the height of the power supply and the ground power supply box are only 300-400 millimeters, the power supply and the ground power supply box can be placed in a backpack, two carrying modes of a backpack type and a portable.
The winding and unwinding equipment comprises a manual winding and unwinding knob 6, the manual winding and unwinding knob 6 is connected with a winder 11 through a connecting shaft 12, the manual winding and unwinding knob 6 is arranged outside a box body 3, part of the connecting shaft 12 is arranged inside the box body 3 and connected with the winder 11, and the manual winding and unwinding knob 6 rotates the connecting shaft 12 to drive the winder 11 to rotate forwards or backwards, so that a mooring cable is wound and unwound on the winder 11. The mooring cables can be collected and released through the manual operation knob 6, so that the flying height and the flying angle of the unmanned aerial vehicle 10 can be in any position within a controllable range.
It can be understood that power supply is equivalent to a power source, and when output voltage value A, the voltage value A who exports is converted into the voltage value B of transmission to the device that steps up in the ground power supply box, and this voltage value B transmits the airborne power supply to unmanned aerial vehicle 10 through the mooring cable, through step-down device, reduces voltage value B to voltage value C to supply power to unmanned aerial vehicle. The voltage value A is boosted to the voltage value B, and the electric power is transmitted in a high-voltage state, so that the electric power loss is reduced.
In one embodiment, the captive cable 5 is a flexible retractable cable that can be used to transmit power. For example: photoelectric composite cable. The upper end of the photoelectric composite cable is connected with an airborne power supply of the unmanned aerial vehicle system, and the lower end of the photoelectric composite cable is connected with a boosting device through a take-up and pay-off device of the ground station equipment. Wherein, the booster unit is connected with the ground power supply unit. The mooring cable loss of the portable mooring unmanned aerial vehicle system with the voltage boosting-reducing device is lower than that of the portable mooring unmanned aerial vehicle system without the voltage boosting-reducing device. For example, assuming that the voltage of the tethered cable of the portable tethered drone system is 420V, assuming that the aircraft operating voltage of the portable tethered drone system without the step-up-down device is 25V, the cable loss of the portable tethered system without the step-up-down device is 282 times that of the portable tethered system with the step-up-down device at the same operating power and the same tethered cable length; because the power loss is too big, the mooring cable length of the portable mooring unmanned aerial vehicle system without the voltage boosting-reducing system is generally not more than 10 meters, and the requirement of a conventional flight mission cannot be met.
Mooring unmanned aerial vehicle system with step-up-step-down device, when ground power supply unit output 220V, power conversion device converts 220V into 480V, transmits 480V to the airborne power supply through the photoelectric composite cable, and airborne power supply rethread step-down device converts 480V's voltage into 25V or 50V, is fit for the voltage of unmanned aerial vehicle power supply to supply power to unmanned aerial vehicle.
In this embodiment, set up the booster unit in the ground power supply box of ground station equipment, transmit after ground is with the voltage boost that provides promptly, transmit unmanned aerial vehicle's step-down gear, convert the required voltage of unmanned aerial vehicle into, supply power to unmanned aerial vehicle again, reduce unmanned aerial vehicle's unnecessary execution operation to reduce its power consumption, further prolong duration.
In a preferred embodiment, the unmanned aerial vehicle system further includes a standby power supply internally or externally arranged on the airborne power supply, an input end of the standby power supply is electrically connected with the airborne power supply, an output end of the standby power supply is electrically connected with the unmanned aerial vehicle 10, the airborne power supply can charge the standby power supply, and the standby power supply is connected with the unmanned aerial vehicle 10. Make two modules and be connected with unmanned aerial vehicle with machine-carried power supply and stand-by power supply alone among the prior art, the utility model discloses can be integrated into an unmanned aerial vehicle power module with stand-by power supply and machine-carried power supply, this power module's weight and volume only are equivalent to a power battery's weight and volume, can reduce unmanned aerial vehicle's whole weight, have increased the convenience of carrying out the task.
In the middle of specific embodiment, when the airborne power source of unmanned aerial vehicle system breaks down or the ground station can't be for the unmanned aerial vehicle power supply, the changeable stand-by power supply of unmanned aerial vehicle system avoids unmanned aerial vehicle 10 to break down the power supply under emergency to extension unmanned aerial vehicle 10's time of endurance.
Through implementing this embodiment, combine two kinds of schemes of ground station equipment power supply and stand-by power supply, ensure that unmanned aerial vehicle 10 can both have lasting power source under the normal or unusual circumstances of power supply, realize extension unmanned aerial vehicle 10's time of endurance to guarantee that unmanned aerial vehicle 10 can long-time stable work.
In specific implementation, the box body 3 can be provided with a handle 4 for carrying the box body 3, so that the carrying is convenient; the box body 3 can be further provided with a cooling fan 2, a power switch 9, a control panel 8 and a display screen 7, wherein the cooling fan 2 is electrically connected with the controller, and the cooling fan 2 is used for cooling the ground power box, so that the service life of the ground power box is prolonged; the display screen 7 is arranged on the control panel 8 and is electrically connected with the controller, and the display screen 7 is used for displaying working parameters, voltage and current of the ground power box so that a user can monitor the working state of the ground power box; the control panel 8 is provided with a plurality of keys for controlling the motor, thereby realizing the control of the retraction of the mooring cable 5. The volume of the box body can be made smaller, and the box body can be carried by the handle and is portable.
The unmanned aerial vehicle 10 comprises a propeller power system, the propeller power system adopts a four-axis and eight-propeller structure, and the four axes comprise four brackets 101 which are arranged on the unmanned aerial vehicle 10 in a balanced manner; eight oars include every support 101 end and set up a pair of screw 102, make unmanned aerial vehicle more stable, and load capacity is stronger. Wherein, support 101 is telescopic bracket, and screw 102 passes through second quick detach subassembly 103 to be installed at the end of support 101 for balanced unmanned aerial vehicle.
It can be understood that, in order to keep the balance of the drone, the four telescopic brackets 101 are located at two symmetric positions, and the material specification of the telescopic brackets 101 needs to be kept consistent, and likewise, the material specification of the propeller 102 also needs to be kept consistent.
In the embodiment, the four brackets 101 that are symmetrical in pairs adopt telescopic brackets, that is, the length of the brackets can be adjusted, so that the position of the propeller 102 can be adjusted. In unmanned aerial vehicle's in-service use process, through the telescopic bracket with the position of adjustment screw 102, the ascending power that control unmanned aerial vehicle obtained for the user can be according to self demand control unmanned aerial vehicle's the height that flies to rise. After the use, the user also can be through stretching out and drawing back four telescopic bracket to shortest length, saves and takes up an area of the space, and convenience of customers carries or deposits.
In addition, four pairs of propellers 102 are mounted at the ends of four telescoping legs by a second quick release assembly. Because four pairs of propellers are also in two bisymmetry positions, consequently, in unmanned aerial vehicle's in-service use process, if two paddles of a paddle or symmetry break down, also can not lead to unmanned aerial vehicle unable flight, ensure that unmanned aerial vehicle still can stable work under the unusual circumstances of paddle, improve its stability. And can make unmanned aerial vehicle obtain sufficient power that rises in the short time through eight oars rotate simultaneously.
The propeller is made of one or more of carbon fiber, alloy, composite material, and high-performance engineering plastic. Since the propeller of the unmanned aerial vehicle requires high strength, high toughness and high fluidity, carbon fiber, alloy, composite material or high-performance engineering plastic is generally used, for example: PP1120HF from polyseleon, and the like.
In a preferred embodiment, the drone system further comprises a flight controller for controlling the drone.
Through implementing this embodiment, improve unmanned aerial vehicle's screw driving system structure for unmanned aerial vehicle can obtain fast and rise power, and convenience of customers in-service use not only has more avoided leading to the unable condition of work of unmanned aerial vehicle because of the paddle trouble, has further improved its stability, has also strengthened its load-carrying capacity simultaneously.
In a particular embodiment, the ground station apparatus further comprises ground control means for wireless communication with the flight controller. The ground control device is an intelligent terminal, and the intelligent terminal comprises but is not limited to a PC control terminal, a tablet computer, a mobile phone and the like.
It should be noted that the flight controller is a control circuit or a control module composed of chips such as an ARM. Therefore, the user can communicate and interact with the flight controller through the intelligent terminal, and therefore the whole unmanned aerial vehicle flight system is controlled.
Another embodiment of the retraction device: the winding and unwinding equipment comprises a tension sensor used for sensing tension of the mooring cable, a controller used for setting tension gears and automatically winding up and a motor 13 used for driving the winder to rotate, the motor 13 is electrically connected with the controller, the controller can control the motor 13 to rotate, so that the winder 11 is driven to rotate forwards or reversely, and the mooring cable 5 is wound and unwound on the winder 11.
In this embodiment, when the unmanned aerial vehicle ascends, the mooring cable is gradually stretched, the tension sensor detects tension applied to the mooring cable, and the controller controls the motor 13 to rotate, so that the mooring cable 5 is continuously stretched, and the requirement of the unmanned aerial vehicle for ascending is met; when unmanned aerial vehicle flies or descends lowly, the pulling force that the pull sensor will detect the mooring cable and receive is transmitted to the controller, and the controller control motor counter-rotation starts the automatic function of receiving line for the mooring cable is received automatically, if the current pulling force value that the pull sensor detected the mooring cable and obtained is greater than the pulling force gear value that the controller set up, then stops receiving the line.
Through implementing this embodiment, realize that the automatic cable that receive and releases of mooring unmanned aerial vehicle system, intelligent mooring unmanned aerial vehicle system, convenience of customers actual operation.
The utility model discloses a mooring cable can also adopt the operation of automatic receipts unwrapping wire and the coexistence of manual two kinds of modes of receiving and releasing simultaneously, realizes that the automation of mooring cable is received, is put, can also use manual receipts unwrapping wire system to carry out the receipts of mooring cable, put when automatic receipts unwrapping wire system breaks down.
To sum up, the utility model discloses an embodiment can connect unmanned aerial vehicle system and ground station equipment through the mooring line cable for ground station equipment can carry out the long term power supply to the unmanned aerial vehicle system, simultaneously, sets up stand-by battery in the unmanned aerial vehicle system, and improves unmanned aerial vehicle's screw driving system structure, realizes optimizing unmanned aerial vehicle's load-carrying capacity, duration and stability, thereby guarantees that unmanned aerial vehicle can stable work for a long time.
Claims (9)
1. A tethered drone system, characterized in that: the system comprises an unmanned aerial vehicle system, a mooring cable and ground station equipment; the unmanned aerial vehicle system comprises an unmanned aerial vehicle and an onboard power supply which is internally or externally arranged on the unmanned aerial vehicle, the onboard power supply comprises a voltage reducing device, the voltage reducing device is connected with the unmanned aerial vehicle, the ground station equipment comprises a ground power supply box and a power supply, the ground power supply box comprises a voltage increasing device and a wire winding and unwinding device, the wire winding and unwinding device comprises a wire winder and a winding and unwinding device, and the winding and unwinding device is connected with the wire winder; the power supply is electrically connected with one end of the mooring cable through the voltage boosting device, and the other end of the mooring cable is electrically connected with the voltage reducing device of the airborne power supply after passing through the wire winder.
2. The tethered drone system of claim 1, wherein: the winding and unwinding equipment comprises a manual winding and unwinding knob, the manual winding and unwinding knob is connected with the winder through a connecting shaft, and the manual winding and unwinding knob rotates the connecting shaft to drive the winder to rotate forwards or reversely.
3. The tethered drone system of claim 1, wherein: the winding and unwinding equipment comprises a tension sensor for sensing tension of the mooring cable, a controller for setting tension gears and automatically winding up, and a motor for driving the winder to rotate, wherein the motor is electrically connected with the controller.
4. The tethered unmanned aerial vehicle system of claim 3, wherein a handle, a heat dissipation fan, a power switch and a display screen are further disposed on the box of the ground power box, wherein the heat dissipation fan is electrically connected to the controller, the display screen is electrically connected to the controller, and the display screen is used for displaying operating parameters, voltage and current of the ground power box.
5. The tethered drone system of claim 1, wherein: the length, width and height of the combination of the ground power box and the power supply are all less than 400 mm.
6. The tethered drone system of claim 1, wherein: unmanned aerial vehicle's screw driving system adopts the structure of four-axis and eight oars, the four-axis sets up including the symmetry four last supports of unmanned aerial vehicle, eight oars include every the support end sets up a pair of screw, the support is telescopic bracket, the screw passes through the second quick detach subassembly to be installed the end of support.
7. The tethered drone system of claim 1, wherein: the unmanned aerial vehicle system also comprises a built-in or external standby power supply of the airborne power supply, the unmanned aerial vehicle power supply module is connected with the unmanned aerial vehicle, the input end of the standby power supply is electrically connected with the airborne power supply, and the output end of the standby power supply is electrically connected with the unmanned aerial vehicle.
8. The tethered drone system of claim 7, wherein: the drone system also includes a flight controller for controlling the drone.
9. The tethered drone system of claim 8, wherein: the ground station apparatus further comprises ground control means for wireless communication with the flight controller; the ground control device is an intelligent terminal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921038320.0U CN210761329U (en) | 2019-07-05 | 2019-07-05 | Staying unmanned aerial vehicle system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921038320.0U CN210761329U (en) | 2019-07-05 | 2019-07-05 | Staying unmanned aerial vehicle system |
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| CN210761329U true CN210761329U (en) | 2020-06-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115158659A (en) * | 2022-05-30 | 2022-10-11 | 上海工程技术大学 | A portable mooring rotor unmanned aerial vehicle system for high altitude illumination |
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2019
- 2019-07-05 CN CN201921038320.0U patent/CN210761329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115158659A (en) * | 2022-05-30 | 2022-10-11 | 上海工程技术大学 | A portable mooring rotor unmanned aerial vehicle system for high altitude illumination |
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