CN115183627A - Fixing device for vertical support of carrier rocket - Google Patents
Fixing device for vertical support of carrier rocket Download PDFInfo
- Publication number
- CN115183627A CN115183627A CN202210786183.9A CN202210786183A CN115183627A CN 115183627 A CN115183627 A CN 115183627A CN 202210786183 A CN202210786183 A CN 202210786183A CN 115183627 A CN115183627 A CN 115183627A
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- Prior art keywords
- oil cylinder
- rack
- rocker arm
- rocket
- support
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- 210000001503 joint Anatomy 0.000 claims description 15
- 230000010354 integration Effects 0.000 abstract description 4
- 238000003032 molecular docking Methods 0.000 description 5
- 239000003380 propellant Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41F—APPARATUS FOR LAUNCHING PROJECTILES OR MISSILES FROM BARRELS, e.g. CANNONS; LAUNCHERS FOR ROCKETS OR TORPEDOES; HARPOON GUNS
- F41F3/00—Rocket or torpedo launchers
- F41F3/04—Rocket or torpedo launchers for rockets
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Clamps And Clips (AREA)
Abstract
The invention provides a fixing device for a carrier rocket erection support, which comprises a frame; the frame is a hollow cylinder with a horizontal section at the middle part and vertical sections at two ends; a locking oil cylinder is arranged inside the rack, a rocker arm is arranged at the top end of the locking oil cylinder, the rocker arm drives a pressing plate through a connecting rod, and the pressing plate is located at the top end of the rack and can be fastened with the arrow body supporting block in a shape matching mode. The invention adopts the oil cylinder as the drive, is convenient for remote control, integrates the supporting and fixing functions into a whole, has higher integration and automation degree, simple structure and convenient operation, and is easy to realize unattended operation; by adding the step of falling back with the rocket and adopting a rigid structure to support the weight of the rocket, the reliability and the safety of large-tonnage rocket support are improved; the dead point characteristic of the four-bar linkage mechanism is used for fixing the arrow body, so that the rapid and reliable locking is realized.
Description
Technical Field
The invention relates to a fixing device for a vertical support of a carrier rocket.
Background
A gap with a certain distance exists between the rocket and the launching platform after the rocket is erected to a position, and a trapezoidal lead screw is mostly used in the past to eliminate the gap and complete the motion of receiving the rocket. The trapezoidal lead screw is high in bearing capacity and good in self-locking performance, but low in transmission efficiency, and generally needs to be matched with a speed reducer for use, so that the combination is complex in internal structure and large in installation space.
The rocket vertically erected on the launching platform has large windward area and high wind pressure center, and the rocket without propellant can bear limited wind load. Therefore, a corresponding windproof device is required to be arranged between the projectile body and the launching platform. The common windproof device is that a windproof bolt fixedly connects the rocket body with the launching platform or presses the rocket body on the launching platform through a windproof pressure plate, the traditional windproof structure needs to manually install the windproof bolt (pressure plate) after the rocket descends to the launching platform, and the rocket body still needs to be manually disassembled after propellant is filled. The defects of large difficulty in field operation, long time consumption, low safety and the like exist.
Disclosure of Invention
In order to solve the technical problems, the invention provides a fixing device for a vertical support of a carrier rocket, which integrates the support and the fixing functions into a whole, has higher integration and automation degree, simple structure, convenient operation and easy realization of unattended operation.
The invention is realized by the following technical scheme.
The invention provides a fixing device for a carrier rocket erection support, which comprises a frame; the frame is a hollow cylinder with a horizontal section at the middle part and vertical sections at two ends; a locking oil cylinder is arranged in the rack, a rocker arm is arranged at the top end of the locking oil cylinder, the rocker arm drives a pressing plate through a connecting rod, and the pressing plate is positioned at the top end of the rack and can be fastened with the arrow body supporting block in a shape matching manner; the top end of the rack is provided with a supporting body, and a top cover is arranged on the supporting body and is opposite to the fastening position of the pressing plate; a butt joint oil cylinder is vertically arranged at the position, opposite to the top cover, in the rack; the rocking arm is the triangle piece, and the bottom one corner of rocking arm is rotatable to be fixed on the base, and the base is fixed at the horizontal segment top surface of frame.
The rocker arm is a right-angled triangular block; is rotatably fixed on the base at a right angle.
And a locking oil cylinder is arranged at the adjacent side position of one corner at the bottom of the rocker arm, and a connecting rod is arranged at the opposite corner position of the side where the mounting point of the locking oil cylinder is located.
And a limiting pin is arranged on the side surface of the base and limits the rotation of the rocker arm.
The lower end of the locking oil cylinder is rotatably fixed on an oil cylinder support, and the oil cylinder support is fixed in the rack.
The invention has the beneficial effects that: the oil cylinder is used as a drive, so that remote control is facilitated, the supporting and fixing functions are integrated, the integration and automation degree is high, the structure is simple, the operation is convenient, and unattended operation is easy to realize; the weight of the rocket is supported by adopting a rigid structure, so that the reliability and the safety of the large-tonnage rocket support are improved; the dead point characteristic of the four-bar linkage mechanism is used for fixing the arrow body, so that the rapid and reliable locking is realized.
Drawings
FIG. 1 is a schematic block diagram of at least one embodiment of the present invention;
fig. 2 is a side view of fig. 1.
In the figure: the method comprises the following steps of 1-a rack, 2-an oil cylinder support, 3-a locking oil cylinder, 4-a sealing plate, 5-a base, 6-a rocker arm, 7-a limiting pin, 8-a connecting rod, 9-a pressing plate, 10-a top cover, 11-a hoop, 12-a supporting body and 13-a butt joint oil cylinder.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
Example 1
A fixing device for a launch vehicle vertical support as shown in fig. 1 and 2 comprises a frame 1; the frame 1 is a hollow cylinder with a horizontal section at the middle part and vertical sections at two ends; a locking oil cylinder 3 is arranged inside the rack 1, a rocker arm 6 is arranged at the top end of the locking oil cylinder 3, the rocker arm 6 drives a pressing plate 9 through a connecting rod 8, and the pressing plate 9 is located at the top end of the rack 1 and can be fastened with an arrow body supporting block in a shape matching mode.
Example 2
Based on embodiment 1, the top end of the frame 1 is provided with a supporting body 12, and a top cover 10 is arranged on the supporting body 12 and opposite to the fastening position of the pressing plate 9.
Example 3
Based on the embodiment 2, the docking oil cylinder 13 is vertically installed in the frame 1 at the position opposite to the top cover 10.
Example 4
Based on embodiment 1, rocking arm 6 is the triangle block, and rocking arm 6's bottom one corner is rotatable to be fixed on base 5, and base 5 is fixed at the horizontal segment top surface of frame 1.
Example 5
Based on the embodiment 4, the rocker arm 6 is a right-angled triangular block; is rotatably fixed on the base 5 at a right angle.
Example 6
Based on embodiment 4, the locking cylinder 3 is installed at the adjacent side position of one corner of the bottom of the rocker arm 6, and the connecting rod 8 is installed at the opposite corner position of the side where the installation point of the locking cylinder 3 is located.
Example 7
Based on embodiment 4, the side of the base 5 is provided with a limit pin 7, and the limit pin 7 limits the rotation of the rocker arm 6.
Example 8
Based on embodiment 1, the lower end of the locking oil cylinder 3 can be rotatably fixed on the oil cylinder support 2, and the oil cylinder support 2 is fixed in the frame 1.
Example 8
Based on the embodiment, the device mainly comprises a rack, a locking oil cylinder, a rocker arm, a connecting rod, a base, a pressing plate, a supporting body, a top cover, a hoop, a butt joint oil cylinder, an oil cylinder support, a connecting pin and a limiting pin. The oil cylinder support is fixedly installed on the rack, the lower end of the locking oil cylinder is connected with the oil cylinder support, the upper end of the locking oil cylinder is connected with the rocker arm, the rocker arm is connected with the base, the base is fixedly installed on the rack, and the rocker arm is connected with the pressing plate through the connecting rod. The butt-joint oil cylinder is fixedly connected to the rack, the ball head of the butt-joint oil cylinder is connected with the top cover through the hoop, the supporting body is fixedly connected to the rack, and the top cover is matched with the conical surface of the supporting body.
The butt joint oil cylinder is installed on the rack, extends out to drive the top cover to move upwards, and retracts after reliably contacting the rocket body supporting block to drive the top cover and the rocket body to slowly descend until the outer circular conical surface of the top cover is tightly attached to the inner circular conical surface of the supporting body, the butt joint oil cylinder continues retracting, the retraction is stopped when a gap of 2mm exists between the ball head of the butt joint oil cylinder and the inner spherical surface of the top cover, and the weight of the rocket body is borne by the supporting body in the propellant filling process.
The butt joint oil cylinder is arranged on the rack, and the butt joint oil cylinder is provided with a top cover to axially ascend along the arrow body to complete arrow receiving action. The pressure sensor and the stay wire sensor integrated in the butt joint oil cylinder can feed back the axial displacement and the bearing condition of the top cover along the arrow body in real time, so that the contact condition of the top cover and the arrow body supporting block is judged, and the requirements of different positioning positions on reliable supporting of the arrow body can be met.
When the butting oil cylinder drives the top cover to cover the arrow to fall back in place, the top cover is matched with the supporting body through the conical surface, so that the guide is provided for the top cover to fall back, and the position precision of the arrow body falling platform is ensured.
After the rocket falls back to the proper position, the locking oil cylinder extends out to drive the rocker arm to rotate, the rocker arm is used as a driving part to drive the pressing plate to rotate through the connecting rod, so that the pressing plate presses the rocket support, and the rocket body is fixed by utilizing the dead point characteristic of the four-bar mechanism.
The supporting body is fixedly connected to the rack, the butt joint oil cylinder is fixedly connected to the rack, and the ball head of the butt joint oil cylinder is connected with the top cover through the hoop; the lower end of the locking oil cylinder is mounted on the rack through an oil cylinder support, the upper end of the locking oil cylinder is connected with the rocker arm, the rocker arm is connected with the base, the base is fixedly mounted on the rack, the rocker arm is connected with the pressing plate through the connecting rod, integration of supporting and fixing functions is achieved, the universality is good, and the application range is wide.
The supporting and fixing of the rocket can be realized by the actions of operating the butt joint oil cylinder and the locking oil cylinder at the far end, the operation is simple and convenient, the automation degree is high, the working efficiency is high, and the unattended operation is realized.
The supporting body is provided with a limiting step at the matching position with the rocket body supporting block, so that circumferential dislocation is prevented when the rocket is not departed from the launching platform after ignition, and the azimuth angle precision of the rocket during takeoff is ensured.
The side wall of the frame is provided with a butt-joint oil cylinder and a locking oil cylinder operating window, and is provided with a cover plate; the rack is internally provided with a hollow structure for hydraulic pipelines and cables; in the unlocking state, the upper edge of the rocker arm can shield the opening hole of the locking oil cylinder on the rack, so that the locking oil cylinder is prevented from being directly washed by gas flow when a rocket is launched, a hydraulic pipeline and a cable, the locking oil cylinder and the butt joint oil cylinder can be effectively protected, the structure is compact and simple, and the environmental adaptability is good.
And a limiting pin is arranged on the base and used for limiting the rocker arm, so that the four-bar mechanism is prevented from passing dead points when being locked, and the pressing plate moves reversely.
When the invention is used:
1) Firstly, the butt joint oil cylinder and the locking oil cylinder are controlled to be in a zero position state, at the moment, the upper plane of the top cover is flush with the supporting body, and the pressing plate is in an opening state.
2) And controlling the docking oil cylinder to extend out to drive the top cover to ascend, stopping the docking oil cylinder to ascend when a feedback signal of a sensor in the docking oil cylinder reaches a calibrated value, starting to slowly fall back with an arrow, descending to the level that the upper plane of the top cover is flush with the supporting body, limiting the inner cone surface of the supporting body to the top cover, continuously withdrawing the docking oil cylinder to a zero position, and supporting the arrow body by the supporting body.
3) The locking oil cylinder is controlled to extend out, the rocker arm is driven to rotate, the pressing plate is driven to rotate through the connecting rod, when the pressing plate presses the arrow foot supporting block, a sensor in the locking oil cylinder feeds back signals, the locking oil cylinder stops acting, and arrow body fixing is completed.
4) After the rocket finishes propellant filling, the locking oil cylinder is controlled to withdraw, the rocker arm is driven to rotate reversely, the pressing plate is driven to move reversely through the connecting rod, the pressing plate is gradually far away from the rocket body supporting block, and when the locking oil cylinder is withdrawn to a zero position, the pressing plate is completely opened to finish unlocking action.
Claims (5)
1. A fixing device for a launch vehicle erection support, comprising a frame (1), characterized in that: the rack (1) is a hollow cylinder with a horizontal section in the middle and vertical sections at two ends; a locking oil cylinder (3) is arranged in the rack (1), a rocker arm (6) is arranged at the top end of the locking oil cylinder (3), the rocker arm (6) drives a pressing plate (9) through a connecting rod (8), and the pressing plate (9) is positioned at the top end of the rack (1) and can be fastened with an arrow body supporting block in a shape matching manner; a supporting body (12) is installed at the top end of the rack (1), and a top cover (10) is arranged on the supporting body (12) and is opposite to the fastening position of the pressure plate (9); a butt joint oil cylinder (13) is vertically arranged in the position, which is opposite to the top cover (10), in the rack (1); the rocker arm (6) is a triangular block, one corner of the bottom of the rocker arm (6) is rotatably fixed on the base (5), and the base (5) is fixed on the top surface of the horizontal section of the rack (1).
2. The fixture for a launch vehicle vertical support of claim 1, wherein: the rocker arm (6) is a right-angle triangular block; is rotatably fixed on the base (5) at a right angle.
3. The fixture for a launch vehicle vertical support of claim 1, wherein: and a locking oil cylinder (3) is arranged at the adjacent edge position of one corner of the bottom of the rocker arm (6), and a connecting rod (8) is arranged at the opposite corner position of the edge where the mounting point of the locking oil cylinder (3) is located.
4. The fixture for a launch vehicle vertical support of claim 1, wherein: a limiting pin (7) is arranged on the side face of the base (5), and the limiting pin (7) limits the rotation of the rocker arm (6).
5. The fixture for a launch vehicle vertical support of claim 1, wherein: the lower end of the locking oil cylinder (3) is rotatably fixed on the oil cylinder support (2), and the oil cylinder support (2) is fixed in the rack (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210786183.9A CN115183627A (en) | 2022-07-04 | 2022-07-04 | Fixing device for vertical support of carrier rocket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210786183.9A CN115183627A (en) | 2022-07-04 | 2022-07-04 | Fixing device for vertical support of carrier rocket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115183627A true CN115183627A (en) | 2022-10-14 |
Family
ID=83516544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210786183.9A Pending CN115183627A (en) | 2022-07-04 | 2022-07-04 | Fixing device for vertical support of carrier rocket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115183627A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115836620A (en) * | 2023-02-16 | 2023-03-24 | 吉林天朗新能源科技有限公司 | Self-propelled straw feed pick-up bundling machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277049A (en) * | 2015-10-27 | 2016-01-27 | 贵州航天天马机电科技有限公司 | Perpendicular positioning device for carrier rocket and use method of perpendicular positioning device |
| CN111006546A (en) * | 2019-11-05 | 2020-04-14 | 蓝箭航天空间科技股份有限公司 | Rocket erecting arm |
| CN211783089U (en) * | 2019-11-08 | 2020-10-27 | 蓝箭航天空间科技股份有限公司 | Rocket foot supporting and pressing device for rocket |
-
2022
- 2022-07-04 CN CN202210786183.9A patent/CN115183627A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277049A (en) * | 2015-10-27 | 2016-01-27 | 贵州航天天马机电科技有限公司 | Perpendicular positioning device for carrier rocket and use method of perpendicular positioning device |
| CN111006546A (en) * | 2019-11-05 | 2020-04-14 | 蓝箭航天空间科技股份有限公司 | Rocket erecting arm |
| CN211783089U (en) * | 2019-11-08 | 2020-10-27 | 蓝箭航天空间科技股份有限公司 | Rocket foot supporting and pressing device for rocket |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115836620A (en) * | 2023-02-16 | 2023-03-24 | 吉林天朗新能源科技有限公司 | Self-propelled straw feed pick-up bundling machine |
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20221014 |
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| RJ01 | Rejection of invention patent application after publication |