Rocket release system and control method

Abstract

The invention provides a rocket release system and a control method. The release system comprises a plurality of mounting cavities formed in the inner wall of a center cavity of a launching pad; the plurality of mounting frames are arranged in the plurality of mounting cavities; the multiple release hydraulic cylinders are arranged in the multiple mounting frames, suspension supporting blocks are arranged at the output ends of the multiple release hydraulic cylinders, and the multiple suspension supporting blocks are matched with the multiple suspension force-bearing pieces in an inserted connection mode; the plurality of leveling hydraulic cylinders are arranged in the plurality of mounting frames, and the output ends of the plurality of leveling hydraulic cylinders are respectively connected with the plurality of release hydraulic cylinders; the plurality of leveling hydraulic oil ways are respectively connected with the plurality of leveling hydraulic cylinders; the release hydraulic oil way is connected with the multiple release hydraulic cylinders. According to the scheme, the multiple leveling hydraulic cylinders can be controlled to drive the multiple release hydraulic cylinders to ascend and descend through the multiple leveling hydraulic oil ways, and perpendicularity adjustment of the carrier rocket is achieved; the multiple release hydraulic cylinders can be controlled to synchronously and rapidly contract through the release hydraulic oil way, and automatic, accurate and rapid release of the carrier rocket is achieved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of rocket launching, in particular to a rocket release system and a control method. BACKGROUND

[0002] The conventional liquid carrier rocket is kept upright in a state of being ready to launch by a bottom windproof bolt or a windproof pull rod when filling liquid, and the windproof bolt or the windproof pull rod needs to be removed before launching, which not only occupies the launching preparation time, but also has a certain personnel operation danger. SUMMARY

[0003] The present application provides a rocket release system and a control method, which can control multiple leveling hydraulic cylinders to drive multiple release hydraulic cylinders to rise and fall through multiple leveling hydraulic oil paths, so as to realize the verticality adjustment of the carrier rocket; and can control multiple release hydraulic cylinders to synchronously and quickly contract through a release hydraulic oil path, so as to realize the automatic and accurate and quick release of the carrier rocket, which is helpful to realize zero energy loss and ensure the safety of relevant personnel; and is also helpful to reduce the structural weight of the bottom of the carrier rocket and realize the improvement of the rocket carrying capacity.

[0004] To solve the above technical problems, the technical scheme of the present application is as follows: A rocket release system, comprising: Multiple installation cavities arranged on the inner wall of the central cavity of the launching platform, which are uniformly distributed in a circle with the axis of the central cavity of the launching platform as the reference; Multiple installation racks arranged in the multiple installation cavities; Multiple release hydraulic cylinders arranged in the multiple installation racks in a liftable manner, which correspond to multiple suspension force bearing pieces at the bottom of the carrier rocket; the output ends of the multiple release hydraulic cylinders are provided with suspension support blocks, and the multiple suspension support blocks are inserted and matched with the multiple suspension force bearing pieces; Multiple leveling hydraulic cylinders arranged in the multiple installation racks, the output ends of the multiple leveling hydraulic cylinders are respectively connected with the multiple release hydraulic cylinders to drive the multiple release hydraulic cylinders to rise and fall; Multiple pressure measuring elements for measuring the bearing pressure of the multiple suspension support blocks, which are electrically connected with a launching controller, and the launching controller is communicatively connected with a built-in inertial measurement unit of the carrier rocket; Multiple leveling hydraulic oil paths, which are respectively connected with the multiple leveling hydraulic cylinders to respectively drive the multiple leveling hydraulic cylinders to extend or contract; the multiple leveling hydraulic oil paths are electrically connected with the launching controller, when the multiple leveling hydraulic oil paths are in a first passage state, the multiple leveling hydraulic cylinders drive the multiple release hydraulic cylinders to rise; when the multiple leveling hydraulic oil paths are in a second passage state, the multiple leveling hydraulic cylinders are in a holding state; and when the multiple leveling hydraulic oil paths are in a third passage state, the multiple leveling hydraulic cylinders drive the multiple release hydraulic cylinders to descend; A release hydraulic oil path is connected with the plurality of release hydraulic cylinders to drive the plurality of release hydraulic cylinders to synchronously extend or contract; the release hydraulic oil path is electrically connected with the launch controller; when the release hydraulic oil path is in a first passage state, the plurality of release hydraulic cylinders synchronously extend; when the release hydraulic oil path is in a second passage state, the plurality of release hydraulic cylinders are in a holding state; and when the release hydraulic oil path is in a third passage state, the plurality of release hydraulic cylinders synchronously contract. The launch controller acquires verticality measurement information of a built-in inertial measurement unit of the launch vehicle; according to the verticality measurement information, the launch controller controls the passage state of the plurality of leveling hydraulic oil paths, and controls the plurality of leveling hydraulic cylinders to drive the plurality of release hydraulic cylinders to ascend or descend, so as to adjust the launch vehicle to be in a vertical state. The launch controller acquires pressure measurement information of the plurality of pressure measuring elements; according to the pressure measurement information, the launch controller controls the passage state of the release hydraulic oil path, and controls the plurality of release hydraulic cylinders to synchronously contract, so as to release the launch vehicle.

[0005] Optionally, the plurality of mounting frames comprises: The first fixed plate and the second fixed plate are arranged in parallel, the first fixed plate is connected with the inner top surface of the mounting cavity, and the second fixed plate is connected with the inner bottom surface of the mounting cavity. A plurality of guide shafts are connected between the first fixed plate and the second fixed plate. A plurality of shaft sleeves are sleeved outside the plurality of guide shafts, and the plurality of shaft sleeves are connected with the release hydraulic cylinders.

[0006] Optionally, the plurality of leveling hydraulic cylinders each comprises: A first hydraulic cylinder, the first hydraulic cylinder is connected with the first fixed plate, and an output end of the first hydraulic cylinder is vertically downward and connected with the release hydraulic cylinder; A second hydraulic cylinder, the second hydraulic cylinder is connected with the second fixed plate, and an output end of the second hydraulic cylinder is vertically upward and connected with the release hydraulic cylinder; A first oil cavity of the first hydraulic cylinder is connected with a first oil cavity of the second hydraulic cylinder, and a second oil cavity of the first hydraulic cylinder and a second oil cavity of the second hydraulic cylinder are connected with the leveling hydraulic oil path.

[0007] Optionally, the plurality of leveling hydraulic oil paths each comprises: A leveling main pipeline connected with a hydraulic oil supply assembly; An up-down leveling valve is a three-position three-way valve, an oil inlet end of the up-down leveling valve is connected with the leveling main pipeline through a leveling branch pipeline; a first oil outlet end of the up-down leveling valve is connected with a second oil cavity of the second hydraulic cylinder, and a second oil outlet end of the up-down leveling valve is connected with a second oil cavity of the first hydraulic cylinder; the up-down leveling valve is electrically connected with the launch controller; when the up-down leveling valve is in a first working state, the second oil cavity of the second hydraulic cylinder is communicated with the leveling branch pipeline, and the first hydraulic cylinder and the second hydraulic cylinder drive the release hydraulic cylinder to rise; when the up-down leveling valve is in a second working state, the up-down leveling valve is in a cut-off state; when the up-down leveling valve is in a third working state, the second oil cavity of the first hydraulic cylinder is communicated with the leveling branch pipeline, and the first hydraulic cylinder and the second hydraulic cylinder drive the release hydraulic cylinder to descend.

[0008] Optionally, each of the plurality of leveling hydraulic oil paths further comprises: A throttle valve arranged on the leveling main pipeline.

[0009] Optionally, the pressure measuring element comprises: A plurality of hydraulic sensors connected with the second oil cavities of the plurality of second hydraulic cylinders respectively, and the plurality of hydraulic sensors are electrically connected with the launch controller.

[0010] Optionally, the release hydraulic oil path comprises: An overhang pressure charging valve, which is a three-position three-way valve, an oil inlet end of the overhang pressure charging valve is connected with the hydraulic oil supply assembly, and the overhang pressure charging valve is electrically connected with the launch controller; A release main pipeline connected with a first oil outlet end of the overhang pressure charging valve; Second oil cavities of a plurality of release hydraulic cylinders are connected with the release main pipeline through a plurality of first release branch pipelines respectively; A first release return oil pipeline, a first end of the first release return oil pipeline is connected with the release main pipeline, and a second end of the first release return oil pipeline is connected with the hydraulic oil supply assembly; a switch valve is arranged on the first release return oil pipeline, and the switch valve is electrically connected with the launch controller; A hydraulic accumulator connected with a second oil outlet end of the overhang pressure charging valve through a check valve, and a flow direction of the check valve is towards the hydraulic accumulator; A hydraulic control valve, which is a three-position three-way valve, an oil inlet end of the hydraulic control valve is connected with the hydraulic accumulator; a second oil outlet end of the hydraulic control valve is connected with the hydraulic oil supply assembly through a second release return oil pipeline; The first connection end of each inner cavity of the hydraulic synchronous cylinder is connected with the first oil outlet end of the hydraulic control valve; the second connection end of each inner cavity of the hydraulic synchronous cylinder is respectively connected with the first oil cavity of the plurality of release hydraulic cylinders through a plurality of second release branch pipelines; When the overhung pressure charging valve is in the first working state, the release main pipeline is connected with the hydraulic oil supply assembly; when the overhung pressure charging valve is in the second working state, the overhung pressure charging valve is in the cut-off state; when the overhung pressure charging valve is in the third working state, the one-way valve is connected with the hydraulic oil supply assembly; When the hydraulic control valve is in the first working state, the hydraulic accumulator is connected with the hydraulic synchronous cylinder; when the hydraulic control valve is in the second working state, the hydraulic control valve is in the cut-off state; when the hydraulic control valve is in the third working state, the hydraulic synchronous cylinder is connected with the second release return pipeline.

[0011] Optionally, the hydraulic oil supply assembly comprises: An oil tank, the first release return pipeline and the second release return pipeline are connected with the oil tank; A hydraulic pump, the oil inlet end of the hydraulic pump is connected with the oil tank, the oil outlet end of the hydraulic pump is connected with the leveling main pipeline and the oil inlet end of the overhung pressure charging valve, and the hydraulic pump is electrically connected with the launch controller.

[0012] Optionally, the hydraulic oil supply assembly further comprises: An overflow valve, the oil inlet end of the overflow valve is connected with the oil outlet end of the hydraulic pump, and the oil outlet end of the overflow valve is connected with the oil tank.

[0013] The application further provides a rocket release control method applied to the rocket release system. The launch controller acquires verticality measurement information of a built-in inertial measurement unit of the carrier rocket; According to the verticality measurement information, the launch controller controls the passage state of the plurality of leveling hydraulic oil paths, controls the plurality of leveling hydraulic cylinders to drive the plurality of release hydraulic cylinders to ascend and descend respectively, and adjusts the carrier rocket to be in a vertical state; The launch controller acquires pressure measurement information of the plurality of pressure measuring elements; According to the pressure measurement information, the launch controller controls the passage state of the release hydraulic oil path, and controls the plurality of release hydraulic cylinders to be synchronously contracted, so as to release the carrier rocket.

[0014] The above scheme of the application has at least the following beneficial effects: The above scheme of the present application can control multiple leveling hydraulic cylinders to drive multiple release hydraulic cylinders to lift and lower through multiple leveling hydraulic oil paths, thereby achieving verticality adjustment of the carrier rocket; the multiple release hydraulic cylinders can be controlled to synchronously and quickly contract through the release hydraulic oil path, thereby achieving automatic and accurate and quick release of the carrier rocket, which helps to realize zero energy loss and ensure the safety of relevant personnel; meanwhile, it helps to reduce the structural weight of the bottom of the carrier rocket and improve the rocket carrying capacity. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a module diagram of the rocket release system provided by the embodiment of the present application; Figure 2 is a distribution diagram of the release hydraulic cylinder in the rocket release system provided by the embodiment of the present application; Figure 3 is a structural diagram of the mounting frame in the rocket release system provided by the embodiment of the present application; Figure 4 is a hydraulic oil path diagram in the rocket release system provided by the embodiment of the present application; Figure 5 is a vertical state diagram of the carrier rocket in the rocket release system provided by the embodiment of the present application.

[0016] The reference signs are explained as follows: 1, release hydraulic cylinder; 11, suspension support block; 12, shaft sleeve; 13, first release branch pipeline; 14, second release branch pipeline; 2, carrier rocket; 21, suspension force bearing piece; 3, launching platform; 31, mounting cavity; 4, leveling hydraulic cylinder; 41, first hydraulic cylinder; 42, second hydraulic cylinder; 5, mounting frame; 51, first fixed plate; 52, guide shaft; 53, second fixed plate; 6, leveling hydraulic oil path; 61, up and down leveling valve; 62, leveling branch pipeline; 63, leveling main pipeline; 64, throttle valve; 7, release hydraulic oil path; 71, release main pipeline; 72, on-off valve; 73, first release return oil pipeline; 74, hydraulic synchronous cylinder; 75, hydraulic control valve; 76, second release return oil pipeline; 77, hydraulic accumulator; 78, one-way valve; 79, outer extension pressure charging valve; 81, oil tank; 82, hydraulic pump; 83, overflow valve; 9, pressure measuring element; 91, hydraulic sensor; 10, launching controller. DETAILED DESCRIPTION

[0017] Exemplary embodiments of the present application will be described herein below with reference to the accompanying drawings. Although exemplary embodiments of the present application are shown in the drawings, it should be understood that the present application can be implemented in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that the present application can be more thoroughly understood and the scope of the present application can be accurately conveyed to those skilled in the art.

[0018] As Figures 1 to 4 shown, the embodiment of the present application proposes a rocket release system, comprising: A plurality of mounting cavities 31 arranged on the inner wall of the central cavity of the launching platform 3, the plurality of mounting cavities 31 are uniformly distributed in the circumference of the axis of the central cavity of the launching platform 3; A plurality of mounting racks 5 arranged in the plurality of mounting cavities 31; A plurality of release hydraulic cylinders 1 arranged in the plurality of mounting racks 5 in a liftable manner, the plurality of release hydraulic cylinders 1 correspond to a plurality of suspension force bearing pieces 21 at the bottom of the carrier rocket 2; the output end of the plurality of release hydraulic cylinders 1 is provided with a plurality of suspension supporting blocks 11, and the plurality of suspension supporting blocks 11 are inserted and matched with the plurality of suspension force bearing pieces 21; A plurality of leveling hydraulic cylinders 4 arranged in the plurality of mounting racks 5, the output end of the plurality of leveling hydraulic cylinders 4 is respectively connected with the plurality of release hydraulic cylinders 1 to drive the plurality of release hydraulic cylinders 1 to lift; A plurality of pressure measuring elements 9 for measuring the bearing pressure of the plurality of suspension supporting blocks 11, the plurality of pressure measuring elements 9 are electrically connected with a launch controller 10, and the launch controller 10 is communicatively connected with the built-in inertial measurement unit of the carrier rocket 2; A plurality of leveling hydraulic oil paths 6, the plurality of leveling hydraulic oil paths 6 are respectively connected with the plurality of leveling hydraulic cylinders 4 to respectively drive the plurality of leveling hydraulic cylinders 4 to extend or contract; the plurality of leveling hydraulic oil paths 6 are electrically connected with the launch controller 10, when the plurality of leveling hydraulic oil paths 6 are in a first passage state, the plurality of leveling hydraulic cylinders 4 drive the plurality of release hydraulic cylinders 1 to rise; when the plurality of leveling hydraulic oil paths 6 are in a second passage state, the plurality of leveling hydraulic cylinders 4 are in a holding state; when the plurality of leveling hydraulic oil paths 6 are in a third passage state, the plurality of leveling hydraulic cylinders 4 drive the plurality of release hydraulic cylinders 1 to descend; A release hydraulic oil path 7, the release hydraulic oil path 7 is connected with the plurality of release hydraulic cylinders 1 to drive the plurality of release hydraulic cylinders 1 to synchronously extend or contract; the release hydraulic oil path 7 is electrically connected with the launch controller 10, when the release hydraulic oil path 7 is in a first passage state, the plurality of release hydraulic cylinders 1 synchronously extend; when the release hydraulic oil path 7 is in a second passage state, the plurality of release hydraulic cylinders 1 are in a holding state; when the release hydraulic oil path 7 is in a third passage state, the plurality of release hydraulic cylinders 1 synchronously contract; The launch controller 10 acquires the verticality measurement information of the built-in inertial measurement unit of the carrier rocket 2; according to the verticality measurement information, the launch controller 10 controls the passage state of the plurality of leveling hydraulic oil paths 6 to control the plurality of leveling hydraulic cylinders 4 to respectively drive the plurality of release hydraulic cylinders 1 to lift or descend to adjust the carrier rocket 2 to be in a vertical state; The launch controller 10 acquires pressure measurement information of the plurality of pressure measuring elements 9; according to the pressure measurement information, the launch controller 10 controls the passage state of the release hydraulic oil circuit 7, controls the synchronous contraction of the plurality of release hydraulic cylinders 1 to release the carrier rocket 2.

[0019] In this embodiment, the carrier rocket 2 is hoisted horizontally to the launch platform 3 by hoisting equipment, the tail of the carrier rocket 2 enters the central cavity of the launch platform 3, the plurality of suspension supporting blocks 11 correspond to the plurality of suspension force bearing pieces 21, the assembly of the launch platform 3 and the carrier rocket 2 is carried out, the release hydraulic oil circuit 7 is controlled by the launch controller 10 to be in the first passage state to drive the plurality of release hydraulic cylinders 1 to synchronously elongate, so that the plurality of suspension supporting blocks 11 are respectively connected with the plurality of suspension force bearing pieces 21 through plug-in connection, the release hydraulic oil circuit 7 is controlled by the launch controller 10 to be in the second passage state, so that the plurality of release hydraulic cylinders 1 are in a holding state, and the fixing of the carrier rocket 2 is completed; the launch platform 3 is rotated to a horizontal state, so that the carrier rocket 2 is basically in a vertical state, as shown in Figure 5 ; The verticality of the carrier rocket 2 is measured by the built-in inertial measurement unit inside the carrier rocket 2, the launch controller 10 controls the passage state of the plurality of leveling hydraulic oil circuits 6 according to the verticality measurement information of the built-in inertial measurement unit, controls the plurality of leveling hydraulic cylinders 4 to respectively drive the plurality of release hydraulic cylinders 1 to ascend and descend, so as to adjust the carrier rocket 2 to be in a vertical state; specifically, when the plurality of leveling hydraulic oil circuits 6 are in the first passage state, the plurality of leveling hydraulic cylinders 4 drive the plurality of release hydraulic cylinders 1 to ascend; when the plurality of leveling hydraulic oil circuits 6 are in the second passage state, the plurality of leveling hydraulic cylinders 4 are in a holding state; when the plurality of leveling hydraulic oil circuits 6 are in the third passage state, the plurality of leveling hydraulic cylinders 4 drive the plurality of release hydraulic cylinders 1 to descend; after the carrier rocket 2 is in the vertical state, the launch controller 10 controls the plurality of leveling hydraulic oil circuits 6 to be in the second passage state, so that the plurality of leveling hydraulic cylinders 4 are in a holding state, and the vertical adjustment of the carrier rocket 2 is completed; Before the carrier rocket 2 is launched, the plurality of suspension supporting blocks 11 bear part of the weight of the carrier rocket 2, after the carrier rocket 2 is ignited, the thrust of the engine of the carrier rocket 2 gradually increases, the gravity of the carrier rocket 2 is gradually offset under the action of the engine thrust, and the weight of the carrier rocket 2 borne by the plurality of suspension supporting blocks 11 gradually decreases; during the ignition and launching process of the carrier rocket 2, the plurality of suspension supporting blocks 11 bear the pressure, which is measured by the plurality of pressure measuring elements 9 respectively, and the measured pressure measurement information is transmitted to the launch controller 10; when the pressure measurement information reaches a preset pressure value, the thrust of the engine is basically consistent with the weight of the carrier rocket 2, and the thrust of the engine is still increasing, the launch controller 10 controls the release hydraulic oil circuit 7 to be in the third passage state to drive the plurality of release hydraulic cylinders 1 to synchronously contract, so that the plurality of suspension supporting blocks 11 are completely separated from the plurality of suspension force bearing pieces 21, the carrier rocket 2 is launched and rises in the air under the thrust of the engine, and the rapid release of the carrier rocket 2 is completed. Only need to set multiple suspension force components 21 at the tail of the carrier rocket 2, which helps to reduce the structural weight of the bottom of the carrier rocket 2, realizes the improvement of the rocket carrying capacity; through multiple leveling hydraulic oil paths 6, multiple leveling hydraulic cylinders 4 can drive multiple release hydraulic cylinders 1 to lift, realize the verticality adjustment of the carrier rocket 2, and ensure the accurate launching of the carrier rocket 2; through the release hydraulic oil path 7, multiple release hydraulic cylinders 1 can be controlled to be synchronously and quickly contracted, the automatic and accurate quick release of the carrier rocket 2 is realized, which helps to realize zero energy loss and ensure the safety of relevant personnel.

[0020] As shown in the optional embodiment of the application, the multiple mounting frames 5 comprise: Figure 3 The first fixed plate 51 and the second fixed plate 53 are arranged in parallel, the first fixed plate 51 is connected with the inner top surface of the mounting cavity 31, and the second fixed plate 53 is connected with the inner bottom surface of the mounting cavity 31. The multiple guide shafts 52 are connected between the first fixed plate 51 and the second fixed plate 53. The multiple shaft sleeves 12 are sleeved outside the multiple guide shafts 52, and the multiple shaft sleeves 12 are connected with the release hydraulic cylinder 1.

[0021] In this embodiment, the mounting frame 5 is installed through the first fixed plate 51, the second fixed plate 53 and the multiple guide shafts 52, which helps to ensure the stability of the mounting frame 5 in the mounting cavity 31, and the multiple shaft sleeves 12 are slidably connected with the multiple guide shafts 52 to limit and guide the lifting of the release hydraulic cylinder 1, so that the release hydraulic cylinder 1 can stably lift, and the stability and accuracy of the verticality adjustment of the carrier rocket 2 are ensured.

[0022] As shown in the optional embodiment of the application, the multiple leveling hydraulic cylinders 4 each comprise: Figure 3 The first hydraulic cylinder 41 is connected with the first fixed plate 51, and the output end of the first hydraulic cylinder 41 is vertically downward and connected with the release hydraulic cylinder 1. The second hydraulic cylinder 42 is connected with the second fixed plate 53, and the output end of the second hydraulic cylinder 42 is vertically upward and connected with the release hydraulic cylinder 1. The first oil cavity of the first hydraulic cylinder 41 is connected with the first oil cavity of the second hydraulic cylinder 42, and the second oil cavity of the first hydraulic cylinder 41 and the second oil cavity of the second hydraulic cylinder 42 are each connected with the leveling hydraulic oil path 6.

[0023] ​​In the embodiment, by connecting the first oil cavity of the first hydraulic cylinder 41 with the first oil cavity of the second hydraulic cylinder 42, and connecting the second oil cavity of the first hydraulic cylinder 41 and the second oil cavity of the second hydraulic cylinder 42 with the leveling hydraulic oil circuit 6, different actions of the first hydraulic cylinder 41 and the second hydraulic cylinder 42 can be realized, the first hydraulic cylinder 41 is elongated, and the second hydraulic cylinder 42 is contracted, the first hydraulic cylinder 41 is contracted, and the second hydraulic cylinder 42 is elongated; the rising and falling of the release hydraulic cylinder 1 is realized by cooperation of the first hydraulic cylinder 41 and the second hydraulic cylinder 42, the rapid rising and falling of the release hydraulic cylinder 1 is realized, and the response speed and adjustment speed of the verticality adjustment of the carrier rocket 2 are improved.

[0024] As shown in Figure 4 In an optional embodiment of the present application, the plurality of leveling hydraulic oil circuits 6 each include: a leveling main pipeline 63 connected with a hydraulic oil supply assembly; an up-down leveling valve 61, the up-down leveling valve 61 being a three-position three-way valve, an oil inlet end of the up-down leveling valve 61 being connected with the leveling main pipeline 63 through a leveling branch pipeline 62; a first oil outlet end of the up-down leveling valve 61 being connected with the second oil cavity of the second hydraulic cylinder 42, and a second oil outlet end of the up-down leveling valve 61 being connected with the second oil cavity of the first hydraulic cylinder 41; the up-down leveling valve 61 being electrically connected with the launch controller 10, when the up-down leveling valve 61 is in a first working state, the second oil cavity of the second hydraulic cylinder 42 is communicated with the leveling branch pipeline 62, and the first hydraulic cylinder 41 and the second hydraulic cylinder 42 drive the release hydraulic cylinder 1 to rise; when the up-down leveling valve 61 is in a second working state, the up-down leveling valve 61 is in a cut-off state; when the up-down leveling valve 61 is in a third working state, the second oil cavity of the first hydraulic cylinder 41 is communicated with the leveling branch pipeline 62, and the first hydraulic cylinder 41 and the second hydraulic cylinder 42 drive the release hydraulic cylinder 1 to fall.

[0025] In the embodiment, the launch controller 10 controls the up-down leveling valve 61 to be in the first working state, the hydraulic oil enters the second oil cavity of the second hydraulic cylinder 42, drives the second hydraulic cylinder 42 to be elongated, the first hydraulic cylinder 41 is contracted, and the release hydraulic cylinder 1 is driven to rise by the second hydraulic cylinder 42 and the first hydraulic cylinder 41; the launch controller 10 controls the up-down leveling valve 61 to be in the second working state, the up-down leveling valve 61 is in the cut-off state, and the first hydraulic cylinder 41 and the second hydraulic cylinder 42 are in a holding state; the launch controller 10 controls the up-down leveling valve 61 to be in the third working state, the hydraulic oil enters the second oil cavity of the first hydraulic cylinder 41, the first hydraulic cylinder 41 is elongated, the second hydraulic cylinder 42 is contracted, and the release hydraulic cylinder 1 is driven to fall by the first hydraulic cylinder 41 and the second hydraulic cylinder 42; The launch controller 10 controls the leveling valve 61 to be in either the first or third working state based on the verticality measurement information from the built-in inertial measurement unit. This drives the release hydraulic cylinder 1 to rise or fall via the first hydraulic cylinder 41 and the second hydraulic cylinder 42, thereby adjusting the verticality of the launch vehicle 2. After the launch vehicle 2 is vertical, the launch controller 10 controls the leveling valve 61 to be in the second control state, keeping the first hydraulic cylinder 41 and the second hydraulic cylinder 42 in a holding state, thus fixing the height of the release hydraulic cylinder 1 and keeping the launch vehicle 2 in a vertical state.

[0026] like Figure 4 As shown, in an optional embodiment of the present invention, each of the plurality of leveling hydraulic circuits 6 further includes: A throttle valve 64 is installed on the leveling main pipeline 63.

[0027] In this embodiment, by setting a throttle valve 64 on the leveling main pipeline 63, the flow rate of the supplied hydraulic oil can be controlled to ensure a stable supply of hydraulic oil and to ensure that the first hydraulic cylinder 41 and the second hydraulic cylinder 42 work smoothly, which helps to improve the accuracy and speed of the verticality adjustment of the launch vehicle 2.

[0028] like Figure 4 As shown, in an optional embodiment of the present invention, the pressure sensing element 9 includes: Multiple hydraulic sensors 91 are connected to the second oil chambers of multiple second hydraulic cylinders 42 respectively, and the multiple hydraulic sensors 91 are electrically connected to the transmitter controller 10.

[0029] In this embodiment, before launch, multiple suspension support blocks 11 bear part of the weight of the launch vehicle 2. This weight is ultimately transmitted to the output end of the second hydraulic cylinder 42 through the release hydraulic cylinder 1, and is reflected in the pressure of the hydraulic oil inside the second oil chamber of the second hydraulic cylinder 42. After the launch vehicle 2 is ignited, the thrust of the engine of the launch vehicle 2 gradually increases. Under the action of the engine thrust, the weight of the launch vehicle 2 is gradually offset, and the weight of the launch vehicle 2 borne by the multiple suspension support blocks 11 gradually decreases, so the pressure of the hydraulic oil inside the second oil chamber of the second hydraulic cylinder 42 gradually decreases. By measuring the pressure of the hydraulic oil inside the second oil chamber of the second hydraulic cylinder 42 through the hydraulic sensor 91, the pressure borne by the multiple suspension support blocks 11 can be indirectly measured. When the measured value of the hydraulic sensor 91 reaches the preset pressure value, the thrust of the engine is basically consistent with the weight of the launch vehicle 2, and the launch vehicle 2 can be released.

[0030] like Figure 4 As shown, in an optional embodiment of the present invention, the hydraulic circuit 7 for releasing hydraulic oil includes: The extension charging valve 79 is a three-position three-way valve, and the oil inlet end of the extension charging valve 79 is connected with the hydraulic oil supply assembly, and the extension charging valve 79 is electrically connected with the launch controller 10; The release main pipe 71 is connected with the first oil outlet end of the extension charging valve 79; The second oil chambers of the plurality of release hydraulic cylinders 1 are respectively connected with the release main pipe 71 through a plurality of first release branch pipes 13; The first release return pipe 73 has a first end connected with the release main pipe 71 and a second end connected with the hydraulic oil supply assembly, and a switch valve 72 is arranged on the first release return pipe 73, and the switch valve 72 is electrically connected with the launch controller 10; The hydraulic accumulator 77 is connected with the second oil outlet end of the extension charging valve 79 through a one-way valve 78, and the flow direction of the one-way valve 78 is towards the hydraulic accumulator 77; The hydraulic control valve 75 is a three-position three-way valve, and the oil inlet end of the hydraulic control valve 75 is connected with the hydraulic accumulator 77; and the second oil outlet end of the hydraulic control valve 75 is connected with the hydraulic oil supply assembly through a second release return pipe 76; The hydraulic synchronizing cylinder 74 has a first connecting end of each inner cavity connected with the first oil outlet end of the hydraulic control valve 75; and a second connecting end of each inner cavity of the hydraulic synchronizing cylinder 74 is respectively connected with the first oil chambers of the plurality of release hydraulic cylinders 1 through a plurality of second release branch pipes 14; When the extension charging valve 79 is in the first working state, the release main pipe 71 is in communication with the hydraulic oil supply assembly; when the extension charging valve 79 is in the second working state, the extension charging valve 79 is in the closed state; and when the extension charging valve 79 is in the third working state, the one-way valve 78 is in communication with the hydraulic oil supply assembly; When the hydraulic control valve 75 is in the first working state, the hydraulic accumulator 77 is in communication with the hydraulic synchronizing cylinder 74; when the hydraulic control valve 75 is in the second working state, the hydraulic control valve 75 is in the closed state; and when the hydraulic control valve 75 is in the third working state, the hydraulic synchronizing cylinder 74 is in communication with the second release return pipe 76.

[0031] In this embodiment, after the launch pad 3 and the launch vehicle 2 are assembled, the launch controller 10 controls the extended pressurization valve 79 to be in the first working state, the release main pipe 71 is connected to the hydraulic oil supply assembly, the launch controller 10 controls the hydraulic control valve 75 to be in the third working state, the hydraulic synchronization cylinder 74 is connected to the second release return oil pipe 76, and the launch controller 10 controls the switch valve 72 to be closed. The hydraulic oil supplied by the hydraulic oil supply assembly enters the second oil chamber of multiple release hydraulic cylinders 1 through the release main pipe 71 and multiple first release branch pipes 13. Under the action of the hydraulic synchronization cylinder 74, the hydraulic oil in the first oil chamber of multiple release hydraulic cylinders 1 flows back to the hydraulic oil supply assembly through multiple second release branch pipes 14, the hydraulic synchronization cylinder 74 and the second release return oil pipe 76, thereby realizing the synchronous extension of multiple release hydraulic cylinders 1. Multiple suspension support blocks 11 are respectively connected to multiple suspension load-bearing components 21. The launch controller 10 controls the hydraulic control valve 75 to be in the second working state, so that the hydraulic control valve 75 is in the cut-off state, and multiple leveling hydraulic cylinders 4 are in the holding state, thereby realizing the fixation of the launch vehicle 2. The launch controller 10 controls the extended pressure valve 79 to be in the third working state. The check valve 78 is connected to the hydraulic oil supply component. The hydraulic oil supplied by the hydraulic oil supply component enters the hydraulic accumulator 77 through the check valve 78. After the hydraulic accumulator 77 is full of hydraulic oil, the launch controller 10 controls the extended pressure valve 79 to be in the second working state. The extended pressure valve 79 is in the closed state. When the pressure measurement information reaches the preset pressure value, the thrust of the engine is basically consistent with the weight of the launch vehicle 2, and the thrust of the engine is still increasing. The launch controller 10 controls the opening of the switch valve 72 and controls the hydraulic control valve 75 to be in the first working state. The hydraulic accumulator 77 is connected to the hydraulic synchronization cylinder 74. Under the blocking action of the one-way valve 78, the hydraulic oil filled in the hydraulic accumulator 77 enters the first oil chamber of multiple release hydraulic cylinders 1 through the hydraulic synchronization cylinder 74. The hydraulic oil in the second oil chamber of multiple release hydraulic cylinders 1 flows back to the hydraulic oil supply assembly through multiple first release branch pipes 13, release main pipe 71 and first release return oil pipe 73, realizing the synchronous contraction of multiple release hydraulic cylinders 1, so that multiple suspension support blocks 11 are completely separated from multiple suspension load-bearing components 21. The launch vehicle 2 is launched and lifted into the air under the thrust of the engine, completing the rapid release of the launch vehicle 2.

[0032] like Figure 4 As shown, in an optional embodiment of the present invention, the hydraulic oil supply assembly includes: The oil tank 81 is connected to the first release return oil pipe 73 and the second release return oil pipe 76. Hydraulic pump 82, the oil inlet of hydraulic pump 82 is connected to oil tank 81, the oil outlet of hydraulic pump 82 is connected to leveling main pipeline 63 and oil inlet of external pressure valve 79, and hydraulic pump 82 is electrically connected to launch controller 10.

[0033] In this embodiment, the hydraulic oil in the oil tank 81 is sent to multiple leveling hydraulic oil circuits 6 and release hydraulic oil circuits 7 by the hydraulic pump 82; the hydraulic oil in the release hydraulic oil circuit 7 can flow back to the oil tank 81 through the first release return oil pipe 73 and the second release return oil pipe 76.

[0034] like Figure 5 As shown, in an optional embodiment of the present invention, the hydraulic oil supply assembly further includes: The overflow valve 83 has its inlet end connected to the outlet end of the hydraulic pump 82, and its outlet end connected to the oil tank 81.

[0035] In this embodiment, by setting an overflow valve 83, excess hydraulic oil supplied by the hydraulic pump 82 can flow back to the oil tank 81 through the overflow valve 83, thereby preventing the hydraulic pump 82 from supplying too much hydraulic oil and affecting the multiple leveling hydraulic oil circuits 6 and the release hydraulic oil circuit 7, and ensuring the oil supply safety of the multiple leveling hydraulic oil circuits 6 and the release hydraulic oil circuit 7.

[0036] The rocket release process is as follows: The launch vehicle 2 is horizontally hoisted onto the launch pad 3 using hoisting equipment, so that the tail of the launch vehicle 2 enters the central cavity of the launch pad 3, aligning multiple suspension load-bearing components 21 with multiple suspension support blocks 11, and assembling the launch pad 3 and the launch vehicle 2. The launch controller 10 controls the extended pressurization valve 79 to be in the first working state, the release main pipe 71 is connected to the hydraulic oil supply assembly, the launch controller 10 controls the hydraulic control valve 75 to be in the third working state, the hydraulic synchronization cylinder 74 is connected to the second release return oil pipe 76, and the launch controller 10 controls the switching valve 72 to be closed. The hydraulic oil supplied by the hydraulic oil supply assembly enters multiple release branches through the release main pipe 71 and multiple first release branch pipes 13. The second oil chamber of hydraulic cylinder 1, under the action of hydraulic synchronizing cylinder 74, causes the hydraulic oil in the first oil chambers of multiple release hydraulic cylinders 1 to simultaneously flow back to the hydraulic oil supply assembly through multiple second release branch pipes 14, hydraulic synchronizing cylinder 74, and second release return oil pipe 76, thereby achieving synchronous extension of multiple release hydraulic cylinders 1. Multiple suspension support blocks 11 are respectively connected to multiple suspension load-bearing components 21. The launch controller 10 controls the hydraulic control valve 75 to be in the second working state, so that the hydraulic control valve 75 is in the closed state, and multiple leveling hydraulic cylinders 4 are in the holding state, thereby fixing the launch vehicle 2. The launch platform 3 rotates to a horizontal state, so that the launch vehicle 2 is basically in a vertical state, such as ​The launch controller 10 controls the extension of the pressure charging valve 79 to the third working state, the one-way valve 78 is communicated with the hydraulic oil supply assembly, the hydraulic oil supplied by the hydraulic oil supply assembly enters the hydraulic accumulator 77 through the one-way valve 78, and the launch controller 10 controls the extension of the pressure charging valve 79 to the second working state after the hydraulic accumulator 77 is filled with hydraulic oil. The extension of the pressure charging valve 79 is in the cut-off state; The verticality of the carrier rocket 2 is measured by the built-in inertial measurement unit inside the carrier rocket 2, and the launch controller 10 controls the passage state of the plurality of leveling hydraulic oil circuits 6 according to the verticality measurement information of the built-in inertial measurement unit, controls the plurality of leveling hydraulic cylinders 4 to drive the plurality of release hydraulic cylinders 1 to lift respectively, so as to adjust the carrier rocket 2 to be in a vertical state. Specifically, the launch controller 10 controls the up-down leveling valve 61 to be in the first working state, the hydraulic oil enters the second oil chamber of the second hydraulic cylinder 42, the second hydraulic cylinder 42 is elongated, the first hydraulic cylinder 41 is contracted, and the release hydraulic cylinder 1 is driven to rise through the second hydraulic cylinder 42 and the first hydraulic cylinder 41. The launch controller 10 controls the up-down leveling valve 61 to be in the second working state, the up-down leveling valve 61 is in the cut-off state, and the first hydraulic cylinder 41 and the second hydraulic cylinder 42 are in the holding state. The launch controller 10 controls the up-down leveling valve 61 to be in the third working state, the hydraulic oil enters the second oil chamber of the first hydraulic cylinder 41, the first hydraulic cylinder 41 is elongated, the second hydraulic cylinder 42 is contracted, and the release hydraulic cylinder 1 is driven to descend through the first hydraulic cylinder 41 and the second hydraulic cylinder 42. The launch controller 10 controls the up-down leveling valve 61 to be in the first working state or the third working state according to the verticality measurement information of the built-in inertial measurement unit, so as to drive the release hydraulic cylinder 1 to rise and fall through the first hydraulic cylinder 41 and the second hydraulic cylinder 42, thereby realizing the verticality adjustment of the carrier rocket 2. After the carrier rocket 2 is vertical, the launch controller 10 controls the up-down leveling valve 61 to be in the second control state, so that the first hydraulic cylinder 41 and the second hydraulic cylinder 42 are in the holding state, the height of the release hydraulic cylinder 1 is fixed, and the carrier rocket 2 is in a vertical state; The carrier rocket 2 is filled with fuel, and the launch countdown is entered; The carrier rocket 2 is ignited, the thrust of the engine of the carrier rocket 2 gradually increases, the gravity of the carrier rocket 2 is gradually offset under the action of the engine thrust, the weight of the carrier rocket 2 borne by the plurality of suspension supporting blocks 11 gradually decreases, and the pressure of the internal hydraulic oil of the second oil chamber of the second hydraulic cylinder 42 gradually decreases. The pressure of the internal hydraulic oil of the second oil chamber of the second hydraulic cylinder 42 is measured by the hydraulic sensor 91, so as to indirectly measure the pressure borne by the plurality of suspension supporting blocks 11. When the measured value of the hydraulic sensor 91 reaches the preset pressure value, the thrust of the engine is basically consistent with the weight of the carrier rocket 2, and the release of the carrier rocket 2 can be performed. When the pressure measurement information reaches the preset pressure value, the thrust of the engine is basically consistent with the weight of the carrier rocket 2, and the thrust of the engine is still increasing, the launch controller 10 controls the on-off valve 72 to open, the launch controller 10 controls the hydraulic control valve 75 to be in the first working state, the hydraulic accumulator 77 is connected with the hydraulic synchronous cylinder 74, under the blocking action of the one-way valve 78, the hydraulic oil filled in the hydraulic accumulator 77 enters the first oil cavity of the plurality of release hydraulic cylinders 1 through the hydraulic synchronous cylinder 74, the hydraulic oil in the second oil cavity of the plurality of release hydraulic cylinders 1 flows back to the hydraulic oil supply assembly through the plurality of first release branch pipes 13, the release main pipe 71 and the first release return oil pipe 73, the synchronization contraction of the plurality of release hydraulic cylinders 1 is realized, the plurality of suspension supporting blocks 11 are completely separated from the plurality of suspension force bearing pieces 21, and the carrier rocket 2 is launched and rises under the thrust of the engine, and the rapid release of the carrier rocket 2 is completed.

[0037] The rocket release system provided by the above-mentioned embodiments of the present application only needs to be provided with the plurality of suspension force bearing pieces 21 at the tail of the carrier rocket 2, which helps to reduce the structural weight of the bottom of the carrier rocket 2 and realizes the improvement of the rocket carrying capacity; the plurality of leveling hydraulic oil paths 6 can control the plurality of leveling hydraulic cylinders 4 to drive the plurality of release hydraulic cylinders 1 to lift and lower, the verticality adjustment of the carrier rocket 2 is realized, and the accurate launching of the carrier rocket 2 is ensured; the release hydraulic oil path 7 can control the plurality of release hydraulic cylinders 1 to synchronously and rapidly contract, the automatic and accurate rapid release of the carrier rocket 2 is realized, zero energy loss is helped to be realized, and the safety of relevant personnel is ensured.

[0038] The embodiments of the present application also provide a rocket release control method, which is applied to the rocket release system of any one of the above-mentioned embodiments, and the method comprises the following steps: The launch controller 10 acquires the verticality measurement information of the built-in inertial measurement unit of the carrier rocket 2; According to the verticality measurement information, the launch controller 10 controls the passage state of the plurality of leveling hydraulic oil paths 6, controls the plurality of leveling hydraulic cylinders 4 to respectively drive the plurality of release hydraulic cylinders 1 to lift and lower, and adjusts the carrier rocket 2 to be in a vertical state; The launch controller 10 acquires the pressure measurement information of the plurality of pressure measuring elements 9; According to the pressure measurement information, the launch controller 10 controls the passage state of the release hydraulic oil path 7, controls the plurality of release hydraulic cylinders 1 to synchronously contract, and releases the carrier rocket 2.

[0039] Further, the plurality of leveling hydraulic cylinders 4 each comprises: The first hydraulic cylinder 41 is connected with the first fixed plate 51, and the output end of the first hydraulic cylinder 41 is vertically downward and connected with the release hydraulic cylinder 1; The second hydraulic cylinder 42 is connected with the second fixed plate 53, and the output end of the second hydraulic cylinder 42 is vertically upward and connected with the release hydraulic cylinder 1. The first oil cavity of the first hydraulic cylinder 41 is connected with the first oil cavity of the second hydraulic cylinder 42, and the second oil cavity of the first hydraulic cylinder 41 and the second oil cavity of the second hydraulic cylinder 42 are both connected with the leveling hydraulic oil circuit 6.

[0040] Further, each of the plurality of leveling hydraulic oil circuits 6 comprises: a leveling main pipeline 63 connected with the hydraulic oil supply assembly; an up-down leveling valve 61, which is a three-position three-way valve, and the oil inlet end of the up-down leveling valve 61 is connected with the leveling main pipeline 63 through a leveling branch pipeline 62; the first oil outlet end of the up-down leveling valve 61 is connected with the second oil cavity of the second hydraulic cylinder 42, and the second oil outlet end of the up-down leveling valve 61 is connected with the second oil cavity of the first hydraulic cylinder 41; the up-down leveling valve 61 is electrically connected with the launch controller 10; when the up-down leveling valve 61 is in the first working state, the second oil cavity of the second hydraulic cylinder 42 is communicated with the leveling branch pipeline 62, and the first hydraulic cylinder 41 and the second hydraulic cylinder 42 drive the release hydraulic cylinder 1 to rise; when the up-down leveling valve 61 is in the second working state, the up-down leveling valve 61 is in the cut-off state; when the up-down leveling valve 61 is in the third working state, the second oil cavity of the first hydraulic cylinder 41 is communicated with the leveling branch pipeline 62, and the first hydraulic cylinder 41 and the second hydraulic cylinder 42 drive the release hydraulic cylinder 1 to descend.

[0041] Further, each of the plurality of leveling hydraulic oil circuits 6 further comprises: a throttle valve 64 arranged on the leveling main pipeline 63.

[0042] Further, the pressure measuring element 9 comprises: a plurality of hydraulic sensors 91 connected with the second oil cavities of the plurality of second hydraulic cylinders 42 respectively, and the plurality of hydraulic sensors 91 are electrically connected with the launch controller 10.

[0043] Further, the release hydraulic oil circuit 7 comprises: an overhang pressure charging valve 79, which is a three-position three-way valve, and the oil inlet end of the overhang pressure charging valve 79 is connected with the hydraulic oil supply assembly, and the overhang pressure charging valve 79 is electrically connected with the launch controller 10; a release main pipeline 71 connected with the first oil outlet end of the overhang pressure charging valve 79; the second oil cavities of the plurality of release hydraulic cylinders 1 are respectively connected with the release main pipeline 71 through a plurality of first release branch pipelines 13; A first release return oil pipe 73, a first end of the first release return oil pipe 73 is connected with the release main pipe 71, a second end of the first release return oil pipe 73 is connected with the hydraulic oil supply assembly; a switch valve 72 is arranged on the first release return oil pipe 73, the switch valve 72 is electrically connected with the launch controller 10; A hydraulic accumulator 77, the hydraulic accumulator 77 is connected with a second oil outlet end of an external extension pressure charging valve 79 through a one-way valve 78, a flow direction of the one-way valve 78 is towards the hydraulic accumulator 77; A hydraulic control valve 75, the hydraulic control valve 75 is a three-position three-way valve, an oil inlet end of the hydraulic control valve 75 is connected with the hydraulic accumulator 77; a second oil outlet end of the hydraulic control valve 75 is connected with the hydraulic oil supply assembly through a second release return oil pipe 76; A hydraulic synchronous cylinder 74, a first connection end of each inner cavity of the hydraulic synchronous cylinder 74 is connected with a first oil outlet end of the hydraulic control valve 75; a second connection end of each inner cavity of the hydraulic synchronous cylinder 74 is respectively connected with a first oil cavity of a plurality of release hydraulic cylinders 1 through a plurality of second release branch pipes 14; When the external extension pressure charging valve 79 is in a first working state, the release main pipe 71 is connected with the hydraulic oil supply assembly; when the external extension pressure charging valve 79 is in a second working state, the external extension pressure charging valve 79 is in a cut-off state; when the external extension pressure charging valve 79 is in a third working state, the one-way valve 78 is connected with the hydraulic oil supply assembly; When the hydraulic control valve 75 is in a first working state, the hydraulic accumulator 77 is connected with the hydraulic synchronous cylinder 74; when the hydraulic control valve 75 is in a second working state, the hydraulic control valve 75 is in a cut-off state; when the hydraulic control valve 75 is in a third working state, the hydraulic synchronous cylinder 74 is connected with the second release return oil pipe 76.

[0044] Further, the hydraulic oil supply assembly comprises: An oil tank 81, the first release return oil pipe 73 and the second release return oil pipe 76 are connected with the oil tank 81; A hydraulic pump 82, an oil inlet end of the hydraulic pump 82 is connected with the oil tank 81, an oil outlet end of the hydraulic pump 82 is connected with the leveling main pipe 63 and an oil inlet end of the external extension pressure charging valve 79, the hydraulic pump 82 is electrically connected with the launch controller 10.

[0045] Further, the hydraulic oil supply assembly further comprises: A relief valve 83, an oil inlet end of the relief valve 83 is connected with the oil outlet end of the hydraulic pump 82, an oil outlet end of the relief valve 83 is connected with the oil tank 81.

[0046] In this embodiment, the launch controller 10 acquires the verticality measurement information of the built-in inertial measurement unit of the launch vehicle 2; According to the verticality measurement information, the launch controller 10 controls the passage state of the plurality of leveling hydraulic oil circuits 6, controls the plurality of leveling hydraulic cylinders 4 to drive the plurality of release hydraulic cylinders 1 to lift or lower respectively, so as to adjust the launch vehicle 2 to be in a vertical state; specifically, the launch controller 10 controls the up-down leveling valve 61 to be in a first working state, the hydraulic oil enters the second oil cavity of the second hydraulic cylinder 42, the second hydraulic cylinder 42 is driven to elongate, the first hydraulic cylinder 41 is contracted, and the release hydraulic cylinder 1 is driven to lift through the second hydraulic cylinder 42 and the first hydraulic cylinder 41; the launch controller 10 controls the up-down leveling valve 61 to be in a second working state, the up-down leveling valve 61 is in a cut-off state, and the first hydraulic cylinder 41 and the second hydraulic cylinder 42 are in a holding state; the launch controller 10 controls the up-down leveling valve 61 to be in a third working state, the hydraulic oil enters the second oil cavity of the first hydraulic cylinder 41, the first hydraulic cylinder 41 is elongated, the second hydraulic cylinder 42 is contracted, and the release hydraulic cylinder 1 is driven to lower through the first hydraulic cylinder 41 and the second hydraulic cylinder 42; according to the verticality measurement information of the built-in inertial measurement unit, the launch controller 10 controls the up-down leveling valve 61 to be in the first working state or the third working state, so as to drive the release hydraulic cylinder 1 to lift or lower through the first hydraulic cylinder 41 and the second hydraulic cylinder 42, and realize the verticality adjustment of the launch vehicle 2; after the launch vehicle 2 is vertical, the launch controller 10 controls the up-down leveling valve 61 to be in a second control state, so as to make the first hydraulic cylinder 41 and the second hydraulic cylinder 42 be in the holding state, realize the height fixation of the release hydraulic cylinder 1, and make the launch vehicle 2 be in the vertical state; The launch controller 10 acquires the pressure measurement information of the plurality of pressure measuring elements 9; According to the pressure measurement information, the launch controller 10 controls the passage state of the release hydraulic oil circuit 7, controls the plurality of release hydraulic cylinders 1 to contract synchronously, so as to release the launch vehicle 2; specifically, when the pressure measurement information reaches a preset pressure value, the launch controller 10 controls the on-off valve 72 to be opened, controls the hydraulic control valve 75 to be in a first working state, and makes the hydraulic accumulator 77 communicate with the hydraulic synchronous cylinder 74; under the blocking action of the one-way valve 78, the hydraulic oil filled in the hydraulic accumulator 77 enters the first oil cavity of the plurality of release hydraulic cylinders 1 through the hydraulic synchronous cylinder 74, the hydraulic oil in the second oil cavity of the plurality of release hydraulic cylinders 1 flows back to the hydraulic oil supply assembly through the plurality of first release branch pipes 13, the release main pipe 71 and the first release return oil pipe 73, the plurality of release hydraulic cylinders 1 are realized to contract synchronously, the plurality of suspension supporting blocks 11 are completely separated from the plurality of suspension force receiving members 21, the launch vehicle 2 is launched and ascends under the thrust of the engine, and the rapid release of the launch vehicle 2 is completed.

[0047] The rocket release control method provided by the above-mentioned embodiments of the present application can realize the automatic release of the launch vehicle 2, the release of the launch vehicle 2 is accurate and rapid, helps to realize zero energy loss, and ensures the safety of relevant personnel.

[0048] The above is the preferred embodiment of the present application, it should be noted that for those skilled in the art, without departing from the principles described in the present application, can also be made several improvements and refinements, these improvements and refinements should also be considered the scope of protection of the present application.

Claims

1. A rocket release system, characterized by, The utility model relates to a kind of verticality adjustment method of launch vehicle, including: Multiple installation cavities (31) are arranged in the central cavity inner wall of launch platform (3), and multiple installation cavities (31) are uniformly distributed with the axis of the central cavity of launch platform (3) as reference circle; Multiple mounting frames (5) are arranged in multiple installation cavities (31); Multiple release hydraulic cylinders (1) are arranged in multiple mounting frames (5) and can be lifted, and multiple release hydraulic cylinders (1) correspond to multiple suspension force components (21) at the bottom of launch vehicle (2);The output end of multiple release hydraulic cylinders (1) is provided with suspension support block (11), and multiple suspension support blocks (11) are inserted with multiple suspension force components (21); Multiple leveling hydraulic cylinders (4) are arranged in multiple mounting frames (5), and the output end of multiple leveling hydraulic cylinders (4) is respectively connected with multiple release hydraulic cylinders (1) to drive multiple release hydraulic cylinders (1) to lift; Multiple pressure measuring elements (9) are used to measure the pressure bearing of multiple suspension support blocks (11), and multiple pressure measuring elements (9) are electrically connected with launch controller (10), and launch controller (10) is communicatively connected with the built-in inertial measurement unit of launch vehicle (2); Multiple leveling hydraulic oil paths (6) are respectively connected with multiple leveling hydraulic cylinders (4) to respectively drive multiple leveling hydraulic cylinders (4) to extend or contract;Multiple leveling hydraulic oil paths (6) are electrically connected with launch controller (10), and multiple leveling hydraulic cylinders (4) drive multiple release hydraulic cylinders (1) to rise when multiple leveling hydraulic oil paths (6) are in the first passage state;Multiple leveling hydraulic cylinders (4) are in the holding state when multiple leveling hydraulic oil paths (6) are in the second passage state;Multiple leveling hydraulic cylinders (4) drive multiple release hydraulic cylinders (1) to descend when multiple leveling hydraulic oil paths (6) are in the third passage state; Release hydraulic oil path (7) is connected with multiple release hydraulic cylinders (1) to drive multiple release hydraulic cylinders (1) to extend or contract synchronously;Release hydraulic oil path (7) is electrically connected with launch controller (10), and multiple release hydraulic cylinders (1) extend synchronously when release hydraulic oil path (7) is in the first passage state;Multiple release hydraulic cylinders (1) are in the holding state when release hydraulic oil path (7) is in the second passage state;Multiple release hydraulic cylinders (1) contract synchronously when release hydraulic oil path (7) is in the third passage state; Launch controller (10) obtains the verticality measurement information of the built-in inertial measurement unit of launch vehicle (2);According to the verticality measurement information, launch controller (10) controls the passage state of multiple leveling hydraulic oil paths (6), controls multiple release hydraulic cylinders (1) to lift respectively driven by multiple leveling hydraulic cylinders (4) to adjust launch vehicle (2) to be in vertical state; Launch controller (10) obtains the pressure measurement information of multiple pressure measuring elements (9);According to the pressure measurement information, launch controller (10) controls the passage state of release hydraulic oil path (7), and controls multiple release hydraulic cylinders (1) to contract synchronously to release launch vehicle (2).

2. The rocket release system of claim 1, wherein, The plurality of mounting frames (5) comprises: a first fixed plate (51) and a second fixed plate (53) arranged in parallel, the first fixed plate (51) being connected to the inner top surface of the mounting cavity (31), and the second fixed plate (53) being connected to the inner bottom surface of the mounting cavity (31); a plurality of guide shafts (52) connected between the first fixed plate (51) and the second fixed plate (53); a plurality of shaft sleeves (12) sleeved outside the plurality of guide shafts (52), the plurality of shaft sleeves (12) being connected to the release hydraulic cylinder (1).

3. The rocket release system of claim 2, wherein, The plurality of leveling hydraulic cylinders (4) each comprises: a first hydraulic cylinder (41) connected to the first fixed plate (51), the output end of the first hydraulic cylinder (41) being vertically downward and connected to the release hydraulic cylinder (1); a second hydraulic cylinder (42) connected to the second fixed plate (53), the output end of the second hydraulic cylinder (42) being vertically upward and connected to the release hydraulic cylinder (1); a first oil cavity of the first hydraulic cylinder (41) being connected to a first oil cavity of the second hydraulic cylinder (42), and a second oil cavity of the first hydraulic cylinder (41) and a second oil cavity of the second hydraulic cylinder (42) being connected to a leveling hydraulic oil circuit (6).

4. The rocket release system of claim 3, wherein, The plurality of leveling hydraulic oil circuits (6) each comprises: a leveling main pipeline (63) connected to a hydraulic oil supply assembly; an up-down leveling valve (61), the up-down leveling valve (61) being a three-position three-way valve, an oil inlet end of the up-down leveling valve (61) being connected to the leveling main pipeline (63) through a leveling branch pipeline (62), a first oil outlet end of the up-down leveling valve (61) being connected to the second oil cavity of the second hydraulic cylinder (42), and a second oil outlet end of the up-down leveling valve (61) being connected to the second oil cavity of the first hydraulic cylinder (41); the up-down leveling valve (61) being electrically connected to the launch controller (10), when the up-down leveling valve (61) is in a first working state, the second oil cavity of the second hydraulic cylinder (42) is in communication with the leveling branch pipeline (62), and the first hydraulic cylinder (41) and the second hydraulic cylinder (42) drive the release hydraulic cylinder (1) to rise; when the up-down leveling valve (61) is in a second working state, the up-down leveling valve (61) is in a cut-off state; when the up-down leveling valve (61) is in a third working state, the second oil cavity of the first hydraulic cylinder (41) is in communication with the leveling branch pipeline (62), and the first hydraulic cylinder (41) and the second hydraulic cylinder (42) drive the release hydraulic cylinder (1) to descend.

5. The rocket release system of claim 4, wherein, The plurality of leveling hydraulic oil circuits (6) each further comprises: a throttle valve (64) arranged on the leveling main pipeline (63).

6. The rocket release system of claim 3, wherein, The pressure measuring element (9) comprises: a plurality of hydraulic sensors (91) respectively connected to the second oil cavities of the plurality of second hydraulic cylinders (42), the plurality of hydraulic sensors (91) being electrically connected to the launch controller (10).

7. The rocket release system of claim 1, wherein, The release hydraulic oil circuit (7) comprises: An extension pressure charging valve (79) is a three-position three-way valve, the oil inlet end of the extension pressure charging valve (79) is connected with a hydraulic oil supply assembly, and the extension pressure charging valve (79) is electrically connected with a launch controller (10); A release main pipe (71) is connected with a first oil outlet end of the extension pressure charging valve (79); Second oil chambers of a plurality of release hydraulic cylinders (1) are respectively connected with the release main pipe (71) through a plurality of first release branch pipes (13); A first release return oil pipe (73) has a first end connected with the release main pipe (71) and a second end connected with the hydraulic oil supply assembly; and a switch valve (72) is arranged on the first release return oil pipe (73), the switch valve (72) is electrically connected with the launch controller (10); A hydraulic accumulator (77) is connected with a second oil outlet end of the extension pressure charging valve (79) through a check valve (78), and a flow direction of the check valve (78) is towards the hydraulic accumulator (77); A hydraulic control valve (75) is a three-position three-way valve, an oil inlet end of the hydraulic control valve (75) is connected with the hydraulic accumulator (77), and a second oil outlet end of the hydraulic control valve (75) is connected with the hydraulic oil supply assembly through a second release return oil pipe (76); Hydraulic synchronous cylinders (74) have first connection ends of respective inner cavities connected with a first oil outlet end of the hydraulic control valve (75); and second connection ends of the respective inner cavities of the hydraulic synchronous cylinders (74) are respectively connected with first oil chambers of a plurality of release hydraulic cylinders (1) through a plurality of second release branch pipes (14); When the extension pressure charging valve (79) is in a first working state, the release main pipe (71) is in communication with the hydraulic oil supply assembly; when the extension pressure charging valve (79) is in a second working state, the extension pressure charging valve (79) is in a cut-off state; and when the extension pressure charging valve (79) is in a third working state, the check valve (78) is in communication with the hydraulic oil supply assembly; When the hydraulic control valve (75) is in a first working state, the hydraulic accumulator (77) is in communication with the hydraulic synchronous cylinders (74); when the hydraulic control valve (75) is in a second working state, the hydraulic control valve (75) is in a cut-off state; and when the hydraulic control valve (75) is in a third working state, the hydraulic synchronous cylinders (74) are in communication with the second release return oil pipe (76).

8. The rocket release system of claim 4 or 7, wherein, The hydraulic oil supply assembly comprises: An oil tank (81) is connected with the first release return oil pipe (73) and the second release return oil pipe (76); A hydraulic pump (82) has an oil inlet end connected with the oil tank (81) and an oil outlet end connected with a leveling main pipe (63) and an oil inlet end of the extension pressure charging valve (79); and the hydraulic pump (82) is electrically connected with the launch controller (10).

9. The rocket release system of claim 8, wherein, The hydraulic oil supply assembly further comprises: An overflow valve (83) whose oil inlet end is connected with the oil outlet end of the hydraulic pump (82), and whose oil outlet end is connected with the oil tank (81).

10. A rocket release control method applied to the rocket release system according to any one of claims 1 to 9, the method comprising: The launch controller (10) acquires verticality measurement information of a built-in inertial measurement unit of the carrier rocket (2); According to the verticality measurement information, the launch controller (10) controls the passage state of multiple leveling hydraulic oil circuits (6), controls multiple leveling hydraulic cylinders (4) to drive multiple release hydraulic cylinders (1) to lift respectively, so as to adjust the carrier rocket (2) to be in a vertical state; The launch controller (10) acquires pressure measurement information of multiple pressure measuring elements (9); According to the pressure measurement information, the launch controller (10) controls the passage state of the release hydraulic oil circuit (7), controls multiple release hydraulic cylinders (1) to contract synchronously, so as to release the carrier rocket (2).

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