CN115709812B - Marine rocket fairing capturing and recycling system - Google Patents
Marine rocket fairing capturing and recycling system Download PDFInfo
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- CN115709812B CN115709812B CN202211551926.0A CN202211551926A CN115709812B CN 115709812 B CN115709812 B CN 115709812B CN 202211551926 A CN202211551926 A CN 202211551926A CN 115709812 B CN115709812 B CN 115709812B
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- 238000004064 recycling Methods 0.000 title abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000011084 recovery Methods 0.000 claims description 52
- 238000000034 method Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 11
- 230000009471 action Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 3
- 230000035515 penetration Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
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- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Abstract
The invention discloses a capturing and recycling system for an offshore rocket fairing, which is characterized by comprising an offshore engineering ship, wherein the offshore engineering ship is provided with a main control system, the offshore engineering ship is provided with a capturing device and a recycling device, the capturing device comprises a locator, the locator is electrically connected with the main control system, the recycling device comprises a flexible recycling supporting net, a deck on the offshore engineering ship is provided with a spreading and folding mechanism for spreading or folding the flexible recycling supporting net, the flexible recycling supporting net is arranged on the spreading and folding mechanism, the spreading and folding mechanism spreads to spread and receive the flexible recycling supporting net and recycle the rocket fairing, and after the rocket fairing is flexibly recycled, the spreading and folding mechanism folds to realize the flexible recycling supporting net to fold and wrap the rocket fairing. The method has the advantage that stable capturing and recycling of the rocket fairing at sea are realized.
Description
Technical Field
The invention relates to the field of ocean engineering, in particular to a capturing and recycling system for an offshore rocket fairing.
Background
The rocket fairing is made of high-strength, light-weight and high-temperature-resistant materials with strong radio wave permeability, is positioned at the top of the carrier rocket, and is used for coating the payload spacecraft with firm armor while maintaining the aerodynamic shape of the rocket. Before the rocket is lifted, the fairing protects the spacecraft on the ground, and the requirements of the spacecraft on temperature, humidity and cleanliness are guaranteed. The fairing protects the spacecraft from aerodynamic forces and aerodynamic heat as the rocket is lifted through the atmosphere. After the carrier rocket flies out of the atmosphere, the fairing is divided into two halves along the longitudinal direction of the rocket body and is thrown away, so that the mission of the carrier rocket is completed, and the carrier rocket returns to the ground. For the satellites with medium and large volumes, the fairing is large in size, high in technological requirement and low in price, and has recovery and reuse values. With the continuous improvement of the current carrier rocket launching technology and the increasing reduction of land available rocket recovery space, people aim at the sea in a dispute, and because the sea space is large in area and no densely populated area exists basically, the operable space for rocket fairing recovery is larger, and the design of an adaptive marine rocket fairing capturing and recovery system based on the method becomes a problem to be solved urgently.
Disclosure of Invention
The invention aims to provide a marine rocket fairing capturing and recycling system which is suitable for being used at sea and used for achieving stable capturing and recycling of rocket fairings.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides an offshore rocket fairing captures and recovery system, includes the ocean engineering ship, the ocean engineering ship have and be used for controlling ocean engineering ship direction of travel's main control system, ocean engineering ship on be provided with and be used for carrying out the capture device that captures to the orbit of rocket fairing and be used for realizing rocket fairing recovery device, capture device including the locator that is used for carrying out location tracking to the position of rocket fairing, the locator with main control system electrical signal connection with the real-time position information feedback of rocket fairing to main control system, main control system according to the real-time position information of rocket fairing to ocean engineering ship travel direction carry out real-time adjustment, recovery device include flexible recovery support net, ocean engineering ship on be provided with and be used for realizing flexible recovery support net expansion or furling the recovery device that is in the support net setting is in the support furling mechanism, the support and furling mechanism prop up and realize flexible support net expansion support net the real-time position information feedback of rocket fairing to main control system, main control system according to the real-time adjustment is carried out to the direction of travel of ocean engineering ship to the real-time information of rocket fairing.
The ocean engineering ship is of a catamaran structure. The catamaran has good wave resistance and wave penetration, can be suitable for more complicated sea conditions, has good rotation operability, and is beneficial to timely adjusting the motion of the ocean engineering ship according to the real-time track of the rocket fairing.
The two side parts of the ocean engineering ship are respectively provided with a side thruster, and the side thrusters are controlled by the main control system. When the main control system is close to the falling point of the rocket fairing, the main control system controls the side thrusters of the ocean engineering ship to start working so as to adjust the posture of the ship to enable the flexible recovery supporting net to support the rocket fairing in an optimal facing mode.
The flexible recovery support net is of a regular hexagon structure, the stretching and gathering mechanism comprises six groups of stretching and gathering components which are correspondingly arranged, and a group of stretching and gathering components are correspondingly arranged on the corners of the flexible recovery support net. The flexible recovery support net is of a regular hexagon structure, so that the stress of the flexible recovery support net is more uniform than that of a traditional rectangular net, and the flexible recovery support net can bear larger impact load, and meanwhile, the area of the regular hexagon net is larger.
The supporting rod comprises a first supporting section and a second supporting section which are sequentially connected from top to bottom, six corners of the flexible recovery supporting net are fixedly arranged on the upper parts of the six first supporting sections, the lower parts of the first supporting sections are rotatably connected with the upper parts of the second supporting sections, six first mounting seats are arranged on a deck of the ocean engineering ship and are arranged at intervals around the central axis of the flexible recovery supporting net, one first mounting seat corresponds to one second supporting section, and the lower parts of the second supporting sections are rotatably arranged on the corresponding first mounting seats;
each first support section is slidably provided with a sliding seat, the deck of the ocean engineering ship is provided with six second installation seats, the six second installation seats are arranged around the central axis of the flexible recovery support net at intervals, the six second installation seats are arranged in the area formed by the six first installation seats, one second installation seat corresponds to one sliding block, a hydraulic support rod is arranged between each second installation seat and the corresponding sliding block, each hydraulic support rod comprises a support rod body and a cylinder body, the upper end of the cylinder body is rotatably arranged on the corresponding sliding block, the upper end of the support rod body is provided with a piston, the piston movably stretches into the cylinder body, the lower end of the support rod body stretches out from the lower end of the cylinder body and is rotatably arranged on the corresponding second installation seat, and the extension or retraction of the support rod body is controlled by the main control system. The expansion and contraction assembly is simple in structure, when the ocean engineering ship drives towards a preset sea area according to the falling path of the rocket fairing, the main control system synchronously controls the six hydraulic supporting rods to be opened, the flexible recovery supporting net is gradually expanded to the maximum under the linkage action of each component to support the falling rocket fairing, and after the rocket fairing is recovered by the flexible recovery supporting net, the six hydraulic supporting rods are synchronously controlled to retract through the main control system, so that the flexible recovery supporting net wraps the rocket fairing under the linkage action of each component.
The inner side end surface of the first support section is provided with a chute with an opening at the lower part, and the sliding block is slidably arranged in the corresponding chute. The sliding installation of the sliding block is provided with a stable space through the sliding block.
The sliding block is characterized in that positioning blocks are convexly arranged on the side wall of the sliding block, guiding and positioning grooves matched with the positioning blocks and matched with the sliding track of the sliding block are concavely arranged on the two inner walls of the sliding groove, and the positioning blocks are slidably arranged in the corresponding guiding and positioning grooves. Through the cooperation of locating piece and direction positioning groove, realize the stable installation of slider on first support section.
The lower part of the guiding and positioning groove is opened. The installation of the sliding block is convenient.
The second support section comprises an upper support part and a lower support part which are sequentially connected from top to bottom, the lower part of the upper support part is rotatably connected with the lower part of the lower support part, the lower part of the lower support part is rotatably arranged on the first mounting seat, and the lower part of the first support section is rotatably connected with the upper support part. The device realizes more flexible opening and closing control, simultaneously realizes smaller volume after the whole body is completely closed, and occupies the deck space as small as possible when the device is not used as a rocket fairing for recycling.
Compared with the prior art, the invention has the advantages that: the method has the advantages that stable capturing and recovery of the rocket fairing are realized at sea, the position of the rocket fairing is positioned and tracked in real time through the positioner 6, real-time position information is fed back to the main control system, the main control system adjusts the running direction of the ocean engineering ship in real time according to the real-time position information of the rocket fairing, the ocean engineering ship is driven towards a target sea area, meanwhile, the flexible recovery supporting net is fully unfolded through the action of the expanding and gathering mechanism in the driving process, the rocket fairing is received after the rocket fairing reaches the position, and after receiving and recovering are completed, the flexible recovery supporting net is gathered through the action of the expanding and gathering mechanism, and the rocket fairing is wrapped.
Drawings
FIG. 1 is a schematic perspective view of the flexible recovery net in the unfolded state;
FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1;
FIG. 4 is a schematic elevational view of the flexible recovery net of the present invention in a fully deployed state;
FIG. 5 is a schematic cross-sectional view of the slider mounted in a first support section in accordance with the present invention;
fig. 6 is a schematic cross-sectional view of a hydraulic strut in accordance with the present invention.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1 to 6, an offshore rocket fairing capturing and recovering system comprises a marine engineering ship 1, wherein the marine engineering ship 1 is provided with a main control system (not shown in the figure) for controlling the running direction of the marine engineering ship 1, the marine engineering ship 1 is provided with a capturing device for capturing the running track of the rocket fairing and a recovering device for recovering the rocket fairing, the capturing device comprises a locator 6 for positioning and tracking the position of the rocket fairing, the locator 6 is electrically connected with the main control system to feed back the real-time position information of the rocket fairing to the main control system, the main control system carries out real-time adjustment on the running direction of the marine engineering ship 1 according to the real-time position information of the rocket fairing, the recovering device comprises a flexible recovering supporting net 2, a supporting and recovering mechanism for expanding or recovering the flexible recovering supporting net 2 is arranged on a deck on the marine engineering ship 1, and the supporting and recovering mechanism is used for expanding and recovering the flexible recovering supporting net 2, and recovering the rocket fairing is carried by expanding and recovering the flexible recovering net 2 when the rocket fairing is recovered by the flexible supporting net 2.
Specifically, the marine engineering vessel 1 is a catamaran structure. The catamaran has good wave resistance and wave penetration, can be suitable for more complex sea conditions, and has good rotation operability, so that the motion of the ocean engineering ship 1 can be adjusted in time according to the real-time track of the rocket fairing.
Specifically, both sides of the ocean engineering ship 1 are respectively provided with a side thruster 11, and the side thrusters 11 are controlled by a main control system. Near the landing point of the rocket fairing, the main control system operates the side thrusters 11 of the marine vessel 1 to start working, so as to adjust the attitude of the vessel to enable the flexible recovery trawl 2 to receive the rocket fairing with an optimal head-on.
Specifically, the flexible recovery support net 2 is of a regular hexagon structure, the stretching and gathering mechanism comprises six groups of stretching and gathering components 3 which are correspondingly arranged, and a group of stretching and gathering components 3 are correspondingly arranged on the corner of one flexible recovery support net 2. The flexible recovery support net is of a regular hexagon structure, so that the stress of the flexible recovery support net is more uniform than that of a traditional rectangular net, and the flexible recovery support net can bear larger impact load, and meanwhile, the area of the regular hexagon net is larger.
Specifically, the expanding and folding assembly 3 comprises a supporting rod 31, the supporting rod 31 comprises a first supporting section 301 and a second supporting section 302 which are sequentially connected from top to bottom, six corners of the flexible recovery support net 2 are fixedly arranged at the upper parts of the six first supporting sections 301, the lower parts of the first supporting sections 301 are rotatably connected with the upper parts of the second supporting sections 302, six first mounting seats 12 are arranged on a deck of the ocean engineering ship 1, the six first mounting seats 12 are arranged at intervals around the central axis of the flexible recovery support net 2, one first mounting seat 12 corresponds to one second supporting section 302, and the lower parts of the second supporting sections 302 are rotatably arranged on the corresponding first mounting seats 12;
each first supporting section 301 is slidably provided with a sliding block 4, the deck of the ocean engineering ship 1 is provided with six second mounting seats 13, the six second mounting seats 13 are arranged at intervals around the central axis of the flexible recovery supporting net 2, the six second mounting seats 13 are arranged in areas formed by the six first mounting seats 12, one second mounting seat 13 corresponds to one sliding block 4, a hydraulic supporting rod 5 is arranged between each second mounting seat 13 and the corresponding sliding block 4, the hydraulic supporting rod 5 comprises a supporting rod body 51 and a cylinder body 52, the upper end of the cylinder body 52 is rotatably mounted on the corresponding sliding block 4, the upper end of the supporting rod body 51 is provided with a piston 53, the piston 53 movably stretches into the cylinder body 52, the lower end of the supporting rod body 51 stretches out from the lower end of the cylinder body 52 and is rotatably mounted on the corresponding second mounting seat 13, and the stretching or retracting movement of the supporting rod body 51 is controlled by the main control system. The expanding and folding assembly 3 is simple in structure, when the ocean engineering ship 1 drives towards a preset sea area according to the falling path of the rocket fairing, the main control system synchronously controls the six hydraulic supporting rods 5 to be opened, the flexible recovery supporting net 2 is gradually unfolded to the maximum under the linkage action of each component to support the falling rocket fairing, after the rocket fairing is recovered by the flexible recovery supporting net 2, the main control system synchronously controls the six hydraulic supporting rods 5 to retract, and the flexible recovery supporting net 2 wraps the rocket fairing under the linkage action of each component.
Specifically, the lower end of the stay rod body 51 is fixedly connected with a lower rotation mounting portion 101, the lower rotation mounting portion 101 is rotatably mounted on the corresponding second mounting seat 13, the upper end of the cylinder 52 is fixedly connected with a lower rotation mounting portion 102, and the lower rotation mounting portion 102 is rotatably mounted on the corresponding slider 4.
Specifically, the inner end surface of the first support section 301 is provided with a chute 311 open at the lower part, and the slider 4 is slidably mounted in the corresponding chute 311. A stable space is provided for the sliding mounting of the slider 4 by means of the slider 4.
Specifically, positioning blocks 41 are convexly arranged on the side walls of the sliding block 4, guiding and positioning grooves 312 matched with the sliding tracks of the sliding block 4 and matched with the positioning blocks 41 are concavely arranged on the two inner walls of the sliding groove 311, and the positioning blocks 41 are slidably arranged in the corresponding guiding and positioning grooves 312. By means of the cooperation of the positioning blocks 41 and the guiding and positioning grooves 312, a stable mounting of the slide 4 on the first support segment 301 is achieved.
Specifically, the lower portion of the guide positioning groove 312 is opened. Facilitating the installation of the slider 4.
Specifically, the second support section 302 includes an upper support portion 3021 and a lower support portion 3022 that are sequentially connected from top to bottom, the lower portion of the upper support portion 3021 is rotatably connected to the lower portion of the lower support portion 3022, the lower portion of the lower support portion 3022 is rotatably disposed on the first mounting seat 12, and the lower portion of the first support section 301 is rotatably connected to the upper support portion 3021. The device realizes more flexible opening and closing control, simultaneously realizes smaller volume after the whole body is completely closed, and occupies the deck space as small as possible when the device is not used as a rocket fairing for recycling.
The specific working process is as follows: the rocket fairing drops towards the sea surface after separation, real-time positioning tracking is carried out on the position of the rocket fairing through the positioner 6, real-time position information is fed back to the main control system, the main control system carries out real-time adjustment on the running direction of the ocean engineering ship 1 according to the real-time position information of the rocket fairing, the ocean engineering ship 1 runs towards a target sea area, six hydraulic support rods 5 are synchronously controlled to be opened through the main control system in the running process, the flexible recovery support net 2 is gradually unfolded to the maximum under the linkage action of each component, when the ocean engineering ship 1 runs to the position near the landing point of the rocket fairing, the main control system controls the side thrusters 11 of the ocean engineering ship 1 to start to work, the attitude of the ship is adjusted to enable the flexible recovery support net 2 to bear the rocket fairing on the optimal face, after the rocket fairing is recovered by the flexible recovery support net 2, the six hydraulic support rods 5 are synchronously controlled by the main control system, the flexible recovery support net 2 is realized to wrap the rocket fairing by the ocean engineering ship 1 under the linkage action of each component, and then the task of returning the rocket fairing is completed.
Claims (4)
1. The marine rocket fairing capturing and recovering system is characterized by comprising a marine engineering ship, wherein the marine engineering ship is provided with a main control system for controlling the running direction of the marine engineering ship, the marine engineering ship is provided with a capturing device for capturing the running track of a rocket fairing and a recovering device for recovering the rocket fairing, the capturing device comprises a positioner for positioning and tracking the position of the rocket fairing, the positioner is electrically connected with the main control system and feeds back the real-time position information of the rocket fairing to the main control system, the main control system carries out real-time adjustment on the running direction of the marine engineering ship according to the real-time position information of the rocket fairing, the recovering device comprises a flexible recovering supporting net, a supporting and recovering mechanism for realizing the expansion or the recovery of the flexible recovering supporting net is arranged on a deck of the marine engineering ship, the supporting and recovering mechanism realizes the expansion and recovering of the flexible supporting net of the rocket fairing, and the supporting and recovering mechanism supports the flexible supporting and recovering the rocket fairing after the expansion and recovering net is folded and recovered;
the flexible recovery support net is of a regular hexagon structure, the expanding and folding mechanism comprises six groups of expanding and folding components which are correspondingly arranged, and a group of expanding and folding components are correspondingly arranged on the corner of one flexible recovery support net;
the supporting rod comprises a first supporting section and a second supporting section which are sequentially connected from top to bottom, six corners of the flexible recovery supporting net are fixedly arranged on the upper parts of the six first supporting sections, the lower parts of the first supporting sections are rotatably connected with the upper parts of the second supporting sections, six first mounting seats are arranged on a deck of the ocean engineering ship and are arranged at intervals around the central axis of the flexible recovery supporting net, one first mounting seat corresponds to one second supporting section, and the lower parts of the second supporting sections are rotatably arranged on the corresponding first mounting seats;
each first supporting section is slidably provided with a sliding seat, the deck of the ocean engineering ship is provided with six second mounting seats, the six second mounting seats are arranged at intervals around the central axis of the flexible recovery supporting net, the six second mounting seats are arranged in the area formed by the six first mounting seats, one second mounting seat corresponds to one sliding block, a hydraulic supporting rod is arranged between each second mounting seat and the corresponding sliding block, each hydraulic supporting rod comprises a supporting rod body and a cylinder body, the upper end of the cylinder body is rotatably arranged on the corresponding sliding block, the upper end of the supporting rod body is provided with a piston, the piston movably stretches into the cylinder body, the lower end of the supporting rod body outwards stretches from the lower end of the cylinder body and is rotatably arranged on the corresponding second mounting seat, and the extending or retracting of the supporting rod body is controlled by the main control system;
the inner side end surface of the first support section is provided with a chute with an opening at the lower part, and the sliding block is slidably arranged in the corresponding chute;
the side walls of the sliding blocks are convexly provided with positioning blocks, the two inner walls of the sliding grooves are concavely provided with guiding and positioning grooves matched with the positioning blocks and matched with the sliding track of the sliding blocks, and the positioning blocks are slidably arranged in the corresponding guiding and positioning grooves;
the second support section comprises an upper support part and a lower support part which are sequentially connected from top to bottom, the lower part of the upper support part is rotatably connected with the lower part of the lower support part, the lower part of the lower support part is rotatably arranged on the first mounting seat, and the lower part of the first support section is rotatably connected with the upper support part.
2. An offshore rocket fairing capture and recovery system as recited in claim 1 wherein said marine engineering vessel is a catamaran structure.
3. An offshore rocket fairing capture and recovery system as recited in claim 1 wherein said ocean engineering vessel is provided with side thrusters on each side, said side thrusters being controlled by said main control system.
4. An offshore rocket fairing capture and recovery system as recited in claim 1 wherein said guide alignment groove opens at a lower portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211551926.0A CN115709812B (en) | 2022-12-05 | 2022-12-05 | Marine rocket fairing capturing and recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211551926.0A CN115709812B (en) | 2022-12-05 | 2022-12-05 | Marine rocket fairing capturing and recycling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115709812A CN115709812A (en) | 2023-02-24 |
| CN115709812B true CN115709812B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211551926.0A Active CN115709812B (en) | 2022-12-05 | 2022-12-05 | Marine rocket fairing capturing and recycling system |
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| Country | Link |
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| CN (1) | CN115709812B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111232252A (en) * | 2020-03-13 | 2020-06-05 | 北京星际荣耀空间科技有限公司 | Rocket fairing ground recovery system and method |
| CN112556515A (en) * | 2021-02-19 | 2021-03-26 | 北京星际荣耀空间科技股份有限公司 | Recovery system and method for rocket fairing |
| CN212963052U (en) * | 2020-08-24 | 2021-04-13 | 北京星际荣耀空间科技股份有限公司 | Recovery structure of carrier rocket radome fairing |
| CN113022840A (en) * | 2021-04-13 | 2021-06-25 | 中国人民解放军战略支援部队航天工程大学 | Flexible variant airship for recycling fairing of carrier rocket and recycling method |
| CN113247313A (en) * | 2021-07-02 | 2021-08-13 | 中国人民解放军战略支援部队航天工程大学 | Flexible variant airship for recycling carrier rocket booster and recycling method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200144737A (en) * | 2019-06-19 | 2020-12-30 | 김철원 | Barge for Recovery of Rocket Launch Vehicle |
-
2022
- 2022-12-05 CN CN202211551926.0A patent/CN115709812B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111232252A (en) * | 2020-03-13 | 2020-06-05 | 北京星际荣耀空间科技有限公司 | Rocket fairing ground recovery system and method |
| CN212963052U (en) * | 2020-08-24 | 2021-04-13 | 北京星际荣耀空间科技股份有限公司 | Recovery structure of carrier rocket radome fairing |
| CN112556515A (en) * | 2021-02-19 | 2021-03-26 | 北京星际荣耀空间科技股份有限公司 | Recovery system and method for rocket fairing |
| CN113022840A (en) * | 2021-04-13 | 2021-06-25 | 中国人民解放军战略支援部队航天工程大学 | Flexible variant airship for recycling fairing of carrier rocket and recycling method |
| CN113247313A (en) * | 2021-07-02 | 2021-08-13 | 中国人民解放军战略支援部队航天工程大学 | Flexible variant airship for recycling carrier rocket booster and recycling method |
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| CN115709812A (en) | 2023-02-24 |
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