CN110816805A - Tethered balloon task execution system and host system - Google Patents
Tethered balloon task execution system and host system Download PDFInfo
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- CN110816805A CN110816805A CN201911104902.9A CN201911104902A CN110816805A CN 110816805 A CN110816805 A CN 110816805A CN 201911104902 A CN201911104902 A CN 201911104902A CN 110816805 A CN110816805 A CN 110816805A
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- captive balloon
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- balloon body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/40—Balloons
- B64B1/50—Captive balloons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/66—Mooring attachments
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Abstract
The invention provides a captive balloon task execution system and a main system, which comprise: the device comprises a captive balloon body, a captive cable, a lightning discharge device and a load device; the loading device is arranged on the captive balloon body; the captive balloon body and the load device are wrapped inside the lightning relief device, one end of the captive cable is connected with the lightning relief device, and the other end of the captive cable is connected with the ground; when the thunder takes place, collect the thunder and lightning signal through the thunder and lightning discharge device that sets up to release this thunder and lightning signal to ground through the mooring hawser, avoid mooring balloon body and load device to receive the thunder and lightning influence, improved mooring balloon body and load device's security.
Description
Technical Field
The invention relates to the technical field of mooring systems of aerostats, in particular to a mooring balloon task execution system and a main system.
Background
The captive balloon can be used for air monitoring in major activity sites and scenes such as national defense lines and sea defense lines; in the related art, the captive balloon is easily affected by lightning, so that the captive balloon or a task execution device carried by the captive balloon is high in risk of being damaged, and the safety of the captive balloon and the task execution device is reduced.
Disclosure of Invention
The invention aims to provide a tethered balloon task execution system and a tethered balloon task execution main system, so as to improve the safety of a tethered balloon and a tethered balloon task execution device.
The invention provides a captive balloon task execution system, which comprises: the device comprises a captive balloon body, a captive cable, a lightning discharge device and a load device; the loading device is arranged on the captive balloon body; the captive balloon body and the load device are wrapped inside the lightning relief device, one end of the captive cable is connected with the lightning relief device, and the other end of the captive cable is connected with the ground; the captive balloon body is used for bearing the load device; the load device is used for executing a preset task; the mooring cable is used for keeping the mooring balloon at a preset height; the lightning discharging device is used for collecting lightning signals when lightning occurs, and discharging the lightning signals to the ground through the mooring cable.
Furthermore, the mooring cable comprises three cable bodies and a cable winding and unwinding device corresponding to each cable body; and the connecting line included angle of the adjacent cable winding and unwinding devices is 60 degrees.
Further, the system also comprises a communication cable and a communication cable interface device; one end of the communication cable is connected with the load device, and the other end of the communication cable is connected with the communication cable interface device; the communication cable comprises a feedback signal line and a control signal line; the communication cable interface device comprises a signal transmission unit; the signal transmission unit is used for receiving the data collected by the load device through the feedback signal line and transmitting the data to an external monitoring station; and receiving a control instruction sent by the monitoring station, and transmitting the control instruction to the load device through the control signal line.
Furthermore, the communication cable interface device is arranged at the center of the three cable winding and unwinding devices.
Further, the communication cable further comprises a power line; the communication cable interface device further comprises: a power supply unit; the power supply unit is used for supplying power to the load device through the power line.
Further, the communication cable further comprises an air inflation and deflation conduit; the communication cable interface device also comprises an air charging and discharging unit; the system further comprises a helium storage device; the inflation and deflation unit is used for receiving an inflation or air extraction instruction of the monitoring station and inflating or extracting the captive balloon body through the inflation and deflation guide pipe according to the inflation or air extraction instruction; the helium storage device is used for providing helium for the captive balloon body when the captive balloon body is inflated, and storing the helium pumped back from the captive balloon body when the captive balloon body is pumped.
Further, the communication cable also comprises a cable protection skin; the cable protection skin is used for shielding signals to prevent the internal signals of the communication cable from leaking and prevent external electromagnetic fields from interfering with the internal signals of the communication cable; and the lightning signal collected by the lightning discharge unit is discharged to the ground when lightning occurs.
Further, the system also comprises a pressure sensing device, a pressure display device, a height sensing device and a height display device; the pressure sensing device is arranged on the captive balloon body and used for acquiring pressure data borne by the captive balloon body and transmitting the pressure data to the pressure display device; the pressure display device is used for displaying the pressure data. The height sensing device is arranged on the captive balloon body and used for acquiring height data of the captive balloon body from the ground and transmitting the height data to the height display device; the height display device is used for displaying the height data.
Further, the communication cable interface device further includes: a first capstan and a first control unit; the hawser receiving and releasing device sets up the one end on ground is connected to the hawser body, the hawser receiving and releasing device includes: the ground pre-buried unit, the second winch and the second control unit; the first control unit is used for receiving a first operation instruction of the monitoring station and driving the first winch to act according to the first operation instruction so as to control the retraction of the communication cable. The ground pre-embedding unit is used for discharging a lightning signal in the mooring rope body connected with the ground pre-embedding unit to the ground when lightning occurs; the second control unit is used for receiving a second operation instruction of the monitoring station and driving the second winch to act according to the second operation instruction so as to control the retraction of the mooring rope body.
The invention provides a tethered balloon task execution main system which comprises a monitoring station and the tethered balloon task execution system of any one of the monitoring station and the tethered balloon task execution system; the monitoring station is in communication connection with the captive balloon task execution system; the monitoring station is used for outputting a control instruction to the captive balloon task execution system; and the monitoring station is also used for receiving the data signal returned by the captive balloon task execution system and outputting a corresponding control instruction according to the data signal.
The invention provides a captive balloon task execution system and a main system, which comprise: the device comprises a captive balloon body, a captive cable, a lightning discharge device and a load device; the loading device is arranged on the captive balloon body; the captive balloon body and the load device are wrapped inside the lightning relief device, one end of the captive cable is connected with the lightning relief device, and the other end of the captive cable is connected with the ground; when the thunder takes place, collect the thunder and lightning signal through the thunder and lightning discharge device that sets up to release this thunder and lightning signal to ground through the mooring hawser, avoid mooring balloon body and load device to receive the thunder and lightning influence, improved mooring balloon body and load device's security.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a captive balloon task execution system according to an embodiment of the present invention;
fig. 2 is a schematic field layout diagram of a captive balloon task execution system according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a captive balloon task execution main system according to an embodiment of the present invention;
fig. 4 is a schematic diagram illustrating a ground recovery state of a captive balloon task execution system according to an embodiment of the present invention.
Icon: 10-captive balloon body; 20-mooring a cable; 21-a cable body; 22-cable retraction; 30-lightning relief means; 40-a load device; 50-a communication cable; 60-a communication cable interface device; 70-a monitoring station; and 80-ensuring and maintaining the test machine room.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
When monitoring areas needing to ensure safety, such as border lines, coastlines, lands and the like, the monitoring is usually completed by people such as border policemen and the like, the timeliness and the accuracy of problem finding are poor, and the safety of the monitored areas is difficult to effectively ensure; the captive balloon can be used for aerial monitoring of major activity sites and scenes such as national defense lines, maritime defense lines and the like, in the related technology, the captive balloon is usually controlled to ascend and descend by one cable, and is easily influenced by wind force when related tasks are executed in the air, so that the stability of the captive balloon is poor; moreover, the captive balloon is easily affected by lightning, so that the captive balloon or a task execution device carried by the captive balloon is high in risk of being damaged, and the safety of the captive balloon and the task execution device is reduced.
Based on this, the embodiment of the invention provides a tethered balloon task execution system and a main system, and the technology can be applied to any floating device for executing tasks in the air.
Referring to fig. 1, a schematic diagram of a tethered balloon task execution system is shown, the system comprising: a captive balloon body 10, a captive cable 20, a lightning relief device 30 and a load device 40. The loading device 40 is arranged on the captive balloon body 10; the captive balloon body 10 and the load device 40 are encased within the lightning relief means 30, with one end of the captive cable 20 being connected to the lightning relief means 30 and the other end of the captive cable 20 being connected to ground.
The captive balloon 10 is an aerostat which overcomes its own weight by buoyancy generated by a lifting gas lighter than air filled in an airbag, and the captive balloon 10 is generally required to have good sealing performance and be not easily damaged so as to reduce air leakage as much as possible during aerial tasks; the load device 40 is usually mounted on the captive balloon body 10, and the load device 40 may be an optical detection system or a dedicated instrument or equipment according to the needs of military and civil customers; the lightning relief device 30 may be a metal bracket, and a lightning conductor is set up around the captive balloon body 10 and the load device 40 to construct an equivalent electrical potential, which is made into a form similar to a net bag; the mooring line 20 is usually required to be strong and strong, and also to have a strong tensile resistance and good electrical conductivity, etc., and one end of the mooring line 20 is connected to the built lightning relief means 30, and the other end is connected to ground.
The captive balloon body 10 is used to carry a load device 40; the load device 40 is used for performing a preset task; the captive cable 20 is used to maintain the captive balloon at a preset altitude; the lightning discharging means 30 is used to collect a lightning signal when lightning occurs, and discharge the lightning signal to the ground through the mooring line 20.
The preset task can be understood as a task that a user loads the loading device 40 on the captive balloon body 10 and needs to perform, such as a monitoring task for a peripheral area; the preset height can be understood as the height of the captive balloon body from the ground, such as 150m-200m, controlled by a user according to actual requirements after the captive balloon body is lifted off; the fixed-point stay of the captive balloon body 10 in the air can be realized through the captive cable 20 so as to execute a preset task; in practical implementation, the levitation height of the captive balloon body 10 is usually not more than 200m, if the load device 40 is an optical detection system, relevant monitoring tasks can be executed on preset areas such as border lines, coastlines and lands, the monitoring range can reach 30km-50km, continuous monitoring can be carried out for 24h, and when any abnormality occurs in the monitored area, the abnormal area can be found in time and an alarm can be automatically given; when the system is applied to forest fire prevention, the ignition point can be found in time; when the system is applied to army training, devices such as an interference source or an anti-interference source and the like can be positioned in the air through the captive balloon body 10 so as to simulate a real war environment; the system can also be applied to application environments such as nuclear power station security or nuclear leakage detection.
When lightning occurs, the lightning signal can be absorbed through the lightning discharging device 30 and discharged to the ground through the mooring rope 20, so that the captive balloon body 10 and the load device 40 thereof can be protected from the lightning.
The captive balloon task execution system provided by the embodiment of the invention comprises: the device comprises a captive balloon body, a captive cable, a lightning discharge device and a load device; the loading device is arranged on the captive balloon body; the captive balloon body and the load device are wrapped inside the lightning relief device, one end of the captive cable is connected with the lightning relief device, and the other end of the captive cable is connected with the ground; when the thunder takes place, collect the thunder and lightning signal through the thunder and lightning discharge device that sets up to release this thunder and lightning signal to ground through the mooring hawser, avoid mooring balloon body and load device to receive the thunder and lightning influence, improved mooring balloon body and load device's security.
Further, the mooring cable 20 comprises three cable bodies 21 and a cable winding and unwinding device 22 corresponding to each cable body 21; the line angle between adjacent cable winding and unwinding devices 22 is 60 degrees.
In this embodiment, a manner of three cable bodies 21 is adopted, one end of each of the three cable bodies 21 is connected to the lightning relief device 30, the other end of each of the three cable bodies 21 is connected to a corresponding cable winding and unwinding device 22 disposed on the ground, and in order to ensure the stability of the captive balloon body 10 in the air, the three cable winding and unwinding devices 22 respectively corresponding to the three cable bodies 21 are uniformly distributed on the ground, wherein an included angle formed by connecting any one cable winding and unwinding device 22 with the other two cable winding and unwinding devices 22 is 60 degrees, which is equivalent to the site layout diagram of the captive balloon task execution system shown in fig. 2, the projection position of the captive balloon body 10 is taken as a center of a circle, the distances between the adjacent cable winding and unwinding devices 22 and the center of a circle are equal, and the connection included angles are 120 degrees.
Further, the system also includes a communication cable 50 and a communication cable 50 interface device; one end of the communication cable 50 is connected to the load device 40, and the other end of the communication cable 50 is connected to the interface device of the communication cable 50; the communication cable 50 includes a feedback signal line and a control signal line; the communication cable 50 interface device includes a signal transmission unit; the signal transmission unit is used for receiving the data collected by the load device 40 through a feedback signal line and transmitting the data to an external monitoring station; and receiving a control command sent by the monitoring station, and transmitting the control command to the load device 40 through a control signal line.
Generally, the communication cable 50 needs to be specially customized according to the use requirements, and when a task needs to be performed in the air, the communication cable 50 is generally required to be firm and firm, and also needs to have tensile resistance, light weight, high and low temperature resistance, difficult aging, extremely high flexibility, convenient retraction and free retraction and cannot be damaged; the signal transmission unit may be a signal input/output unit; the load device 40 is connected with the signal transmission unit in the communication cable interface device 60 in a communication way through a feedback signal line and a control signal line in the communication cable 50; such as: if the load device 40 is an optical detection system, the optical detection system can transmit the detected data signal to the signal transmission unit through a feedback signal line, and the signal transmission unit transmits the received data signal to a monitoring station arranged on the ground through a signal line so as to be used by a user in the monitoring station to analyze the data signal; the user can also send out control command from the monitoring station, transmits to the signal transmission unit through the signal line, and the signal transmission unit transmits the control command who receives to optical detection system through the control signal line again.
Further, the communication cable interface device 60 is disposed at the center of the three cable winding and unwinding devices 22; it will be appreciated that the communication cable interface 60 is equidistant from the three cable retraction devices 22; through the communication cable interface device 60 disposed at the central position, the stability and direction of the captive balloon body 10 can be further precisely controlled.
Further, the communication cable 50 further includes a power line; the communication cable interface device 60 further includes: a power supply unit; the power supply unit is used for supplying power to the load device 40 through the power line; the power supply unit may be a power cabinet or other form, and may include a control circuit and the like capable of converting an external power source, such as 220V or 380V, into a power source required for normal operation of the load device 40.
Further, the communication cable 50 further includes an inflation/deflation conduit; the communication cable interface device 60 further includes an inflation/deflation unit; the system further includes a helium storage device; the inflation and deflation unit is used for receiving an inflation or air extraction instruction of the monitoring station and inflating or extracting the captive balloon body 10 through the inflation and deflation guide pipe according to the inflation or air extraction instruction; the helium storage device is used for supplying helium to the captive balloon body 10 when the captive balloon body 10 is inflated, and storing helium drawn back from the captive balloon body 10 when the captive balloon body 10 is evacuated.
The inflation and deflation conduit may be an air tube capable of bearing a certain pressure, and in actual implementation, a user may determine whether inflation or air extraction is required according to the state of the captive balloon body 10, for example, when a preset task is performed and the captive balloon body 10 needs to be lifted, the user may send an inflation instruction through a monitoring station, the inflation instruction is transmitted to the inflation and deflation unit in the communication cable interface device 60 through a signal line, the inflation and deflation unit may control the helium storage device to be opened, and helium in the helium storage device is transmitted to the captive balloon body 10 through the inflation and deflation conduit, so as to inflate and lift the captive balloon body 10; when the preset task is completed and the captive balloon body 10 needs to be landed, a user can send an air pumping instruction through the monitoring station, the air pumping instruction is transmitted to the air charging and discharging unit in the communication cable interface device 60 through a signal line, the air charging and discharging unit can control the helium storage device to be started, and helium in the captive balloon body 10 is pumped back to the helium storage device through the air charging and discharging guide pipe, so that the captive balloon body 10 is pumped and the captive balloon body 10 is landed; since helium is expensive, it is cost effective to draw and store helium while the captive balloon body 10 is dropped.
Further, the communication cable 50 further includes a cable protective sheath; the cable protection skin is used for shielding signals so as to prevent the internal signals of the communication cable from leaking and prevent external electromagnetic fields from interfering with the internal signals of the communication cable; and the lightning signal collecting unit is also used for discharging the lightning signal collected by the lightning discharging unit to the ground when lightning occurs.
Generally, the cable protective skin needs to be specially customized according to use requirements, when a task needs to be executed in the air, the cable protective skin is generally required to have the functions of electromagnetic shielding, lightning conduction and the like, and in actual implementation, the cable protective skin can be in the form of a metal mesh woven layer, and the woven layer can be made of red copper or tin-plated copper and other materials; the feedback signal line, the control signal line and the like in the communication cable are wrapped by the cable protection skin, so that the internal signal leakage of the communication cable can be prevented, and meanwhile, an external electromagnetic field can be prevented from interfering the internal signal of the communication cable, and the accuracy and the stability of the internal signal of the communication cable can be ensured. When thunder and lightning takes place, this cable protection skin can also be discharged the thunder and lightning signal that the thunder and lightning unit collected to ground through the pre-buried unit in the communication cable interface arrangement 60 to further guarantee that captive balloon body 10 and load device 40 can not receive the thunder and lightning influence.
Further, the system also comprises a pressure sensing device, a pressure display device, a height sensing device and a height display device; the pressure sensing device is arranged on the captive balloon body 10 and used for collecting pressure data borne by the captive balloon body 10 and transmitting the pressure data to the pressure display device; the pressure display device is used for displaying the pressure data. The height sensing device is arranged on the captive balloon body 10 and used for acquiring height data of the captive balloon body 10 from the ground and transmitting the height data to the height display device; the height display device is used for displaying the height data.
In order to monitor the state of the captive balloon body 10 in the air in real time, a pressure sensing device and a height sensing device are usually arranged on the captive balloon body 10; the pressure display device and the height display device can be arranged at a monitoring station on the ground so as to be convenient for people to check; the pressure sensing device can acquire the pressure borne by the captive balloon body 10 in the air in real time, and transmit corresponding pressure data to the pressure display device through the communication cable 50 and the like so as to display the pressure data in real time; the altitude sensing device can acquire the altitude of the captive balloon body 10 from the ground in real time, and transmit corresponding altitude data to the altitude display device through the communication cable 50 and the like, so as to display the altitude data in real time.
In practical implementation, the pressure data displayed by the pressure display device and the altitude data displayed by the altitude display device can be combined to comprehensively judge whether the captive balloon body 10 needs to be inflated or deflated; if there is insufficient at best in the captive balloon body 10 during task performance, this can result in a reduction in the payload of the captive balloon body 10; if the captive balloon body 10 needs to be inflated by judgment, the maximum value or the maximum value range and the like can be judged according to the pressure data and the altitude data; if it is determined that the captive balloon body 10 needs to be evacuated, the numerical value or the numerical range of the evacuation amount may be determined based on the pressure data and the altitude data.
Further, the communication cable interface device 60 further includes: a first capstan and a first control unit; the cable winding and unwinding device 22 is disposed at one end of the cable body 21 connected to the ground, and the cable winding and unwinding device 22 includes: the ground pre-buried unit, the second winch and the second control unit;
the first control unit is used for receiving a first operating instruction of the monitoring station and driving the first winch to act according to the first operating instruction so as to control the retraction of the communication cable 50; the ground pre-buried unit is used for discharging a lightning signal in the cable body 21 connected with the ground pre-buried unit to the ground when lightning occurs; the second control unit is used for receiving a second operation instruction of the monitoring station, and driving the second winch to act according to the second operation instruction so as to control the retraction of the mooring rope body 21.
In order to ensure the balance of the captive balloon body 10, a first operating instruction and a second operating instruction are generally sent to the first control unit and the second control unit from a monitoring station on the ground at the same time, so as to drive the first winch and the second winch to operate at the same time, and ensure that the captive balloon body 10 is lifted off or landed at the same time, that is, the communication cable 50 can also control the lifting off or landing of the captive balloon body 10; in addition, when the captive balloon body 10 is lifted off, landed or in the process of controlling and executing tasks, under the influence of the external environment or the pressure borne by the captive balloon body 10, the retraction and release of the communication cable 50 or the designated mooring rope body 21 may need to be finely adjusted to further ensure the balance of the captive balloon body 10, so that the communication cable 50 and the mooring rope body 21 need to be subjected to linkage automatic control, and in actual implementation, the unified joint automatic control of the retraction and release of the communication cable 50 and the mooring rope body 21 can be realized by arranging a servo motor and a matched control circuit in a monitoring station, and the realization by adopting the prior art can be realized, and the details are not repeated; for example, if the number of the communication cable 50 is one and the number of the cable body 21 is three, when the user presses the retraction function key of the captive balloon body 10 in the monitoring station, after the operation command is sent out, the operation command is respectively transmitted to the four control units through the control cable, the four control units respectively control the corresponding winches to rotate, thereby completing the lift-off and landing of the captive balloon body 10, the communication cable 50 and the mooring rope body 21 can bear the resistance of the captive balloon body 10, the safe and stable work and the real-time signal transmission of the captive balloon body 10 and the load device 40 can be ensured, and the levitation or landing of the captive balloon body 10 can be independently completed as long as any one of the communication cable 50 and the mooring rope body 21 works normally, so that a quadruple guarantee is provided for the captive balloon body 10, and the occurrence of the levitation or the landing abnormality of the captive balloon body 10 is prevented.
Above-mentioned captive balloon task execution system through the design to hawser body, communication cable interface arrangement, hawser receiving and releasing device, pressure display device and height display device etc. has realized the real-time condition monitoring to captive balloon body to can aerify or bleed at any time according to the state of captive balloon body, and realized the location height fixing function to captive balloon body, make captive balloon body can remain in required fixed location and fixed height all the time.
Referring to fig. 3, a schematic diagram of a tethered balloon task execution host system is shown, including a monitoring station 70 and the tethered balloon task execution system of the above-described embodiment; the monitoring station 70 is in communication connection with the captive balloon task execution system; the monitoring station 70 is used for outputting control instructions to the captive balloon task execution system; the monitoring station 70 is further configured to receive a data signal returned by the captive balloon task execution system, and output a corresponding control instruction according to the data signal.
In practical implementation, the monitoring station 70 is usually provided with monitoring equipment or control equipment, and the monitoring equipment or control equipment in the monitoring station 70 can be in communication connection with the captive balloon task execution system through a signal line or a control cable; the user can output a control command to the captive balloon task execution system through the monitoring station 70, where the control command may be a command to lift or lower the captive balloon body 10 in the captive balloon task execution system, or a command to inflate or deflate the captive balloon body 10; the monitoring station 70 may also output a corresponding control command according to the data signal returned by the task execution system of the captive balloon, for example, output a command for inflating or deflating the captive balloon body 10 according to the returned pressure data or altitude data.
Typically, the captive balloon task execution main system further comprises: mechanical devices for installation and maintenance work, energy support, control equipment, communications and other ground support systems and devices for maintaining a complete system, such as: the system comprises a maintenance test machine room 80, balloon manufacturing equipment or an overhead working truck and the like, and further comprises a flying field and supporting facilities, such as a 100m × 100m flying field; so as to ensure the normal and effective work of the captive balloon body 10 and the effective load and the like in the whole task execution process; for example, it is ensured that the captive balloon body 10 can normally work at the working height, the captive balloon body 10 is normally lifted or dropped, and the captive balloon body 10 after being dropped is fixed on the ground, etc., as shown in fig. 4, a ground recovery state diagram of the captive balloon task execution system is shown.
It should be noted that the captive balloon task execution system can adopt different system forms such as a mobile type or a fixed type according to project requirements, and the form is more flexible; the time for continuous work in the air can be designed according to the requirements of project purposes; generally, the captive balloon task execution system can work in different regional environments such as plains, jungles, deserts, plateaus, islands and the like with the altitude of 4500m below; the captive balloon body 10 in the captive balloon task execution system can be designed to be spherical, the diameter can be designed to be 8-10m, and helium is used as gas filled in the captive balloon body 10; of course, the captive balloon body 10 may be designed in any other shape, or with other lifting gases lighter than air as the fill gas.
The captive balloon task execution main system can carry out long-time uninterrupted monitoring on an area about 400 square kilometers around the battlefield by carrying the optical monitoring device; the system can be used for long-time uninterrupted air monitoring of cities, important politics, military affairs, economic important places, major activity sites, national side defense lines and sea defense lines; the system has the characteristics of large monitoring area, wide application range, low requirement on position, flexibility in deployment, high cost performance, simplicity in operation and use and the like, so that the system has obvious practical significance for improving real-time monitoring capability and urban safety environment, and plays a role of a multiplier for improving the offshore defense and control capability in China.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A tethered balloon task execution system, comprising: the device comprises a captive balloon body, a captive cable, a lightning discharge device and a load device;
the loading device is arranged on the captive balloon body; the captive balloon body and the load device are wrapped inside the lightning relief device, one end of the captive cable is connected with the lightning relief device, and the other end of the captive cable is connected with the ground;
the captive balloon body is used for bearing the load device; the load device is used for executing a preset task; the mooring cable is used for keeping the mooring balloon at a preset height; the lightning discharging device is used for collecting lightning signals when lightning occurs, and discharging the lightning signals to the ground through the mooring cable.
2. The system of claim 1, wherein said mooring line includes three line bodies, and a respective line retraction device for each line body;
and the connecting line included angle of the adjacent cable winding and unwinding devices is 60 degrees.
3. The system of claim 2, further comprising a communications cable and a communications cable interface device; one end of the communication cable is connected with the load device, and the other end of the communication cable is connected with the communication cable interface device;
the communication cable comprises a feedback signal line and a control signal line; the communication cable interface device comprises a signal transmission unit;
the signal transmission unit is used for receiving the data collected by the load device through the feedback signal line and transmitting the data to an external monitoring station; and receiving a control instruction sent by the monitoring station, and transmitting the control instruction to the load device through the control signal line.
4. The system of claim 3, wherein said communication cable interface device is centrally located within three of said cable retraction devices.
5. The system of claim 3, wherein the communication cable further comprises a power cord; the communication cable interface device further comprises: a power supply unit;
the power supply unit is used for supplying power to the load device through the power line.
6. The system of claim 3, wherein the communication cable further comprises an inflation and deflation conduit; the communication cable interface device also comprises an air charging and discharging unit; the system further comprises a helium storage device;
the inflation and deflation unit is used for receiving an inflation or air extraction instruction of the monitoring station and inflating or extracting the captive balloon body through the inflation and deflation guide pipe according to the inflation or air extraction instruction;
the helium storage device is used for providing helium for the captive balloon body when the captive balloon body is inflated, and storing the helium pumped back from the captive balloon body when the captive balloon body is pumped.
7. The system of claim 3, wherein the communication cable further comprises a cable protective sheath;
the cable protection skin is used for shielding signals to prevent the internal signals of the communication cable from leaking and prevent external electromagnetic fields from interfering with the internal signals of the communication cable; and the lightning signal collected by the lightning discharge unit is discharged to the ground when lightning occurs.
8. The system of claim 1, further comprising a pressure sensing device, a pressure display device, a height sensing device, and a height display device;
the pressure sensing device is arranged on the captive balloon body and used for acquiring pressure data borne by the captive balloon body and transmitting the pressure data to the pressure display device;
the pressure display device is used for displaying the pressure data;
the height sensing device is arranged on the captive balloon body and used for acquiring height data of the captive balloon body from the ground and transmitting the height data to the height display device;
the height display device is used for displaying the height data.
9. The system of claim 3, wherein the communication cable interface device further comprises: a first capstan and a first control unit; the hawser receiving and releasing device sets up the one end on ground is connected to the hawser body, the hawser receiving and releasing device includes: the ground pre-buried unit, the second winch and the second control unit;
the first control unit is used for receiving a first operating instruction of the monitoring station and driving the first winch to act according to the first operating instruction so as to control the retraction of the communication cable;
the ground pre-embedding unit is used for discharging a lightning signal in the mooring rope body connected with the ground pre-embedding unit to the ground when lightning occurs;
the second control unit is used for receiving a second operation instruction of the monitoring station and driving the second winch to act according to the second operation instruction so as to control the retraction of the mooring rope body.
10. A tethered balloon task execution host system comprising a monitoring station and a tethered balloon task execution system as claimed in any one of claims 1 to 9;
the monitoring station is in communication connection with the captive balloon task execution system;
the monitoring station is used for outputting a control instruction to the captive balloon task execution system;
and the monitoring station is also used for receiving the data signal returned by the captive balloon task execution system and outputting a corresponding control instruction according to the data signal.
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