CN110576937A - Data recovery device for real ship underwater explosion test - Google Patents
Data recovery device for real ship underwater explosion test Download PDFInfo
- Publication number
- CN110576937A CN110576937A CN201910899382.9A CN201910899382A CN110576937A CN 110576937 A CN110576937 A CN 110576937A CN 201910899382 A CN201910899382 A CN 201910899382A CN 110576937 A CN110576937 A CN 110576937A
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- pressure
- module
- resistant
- watertight
- ship
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B49/00—Arrangements of nautical instruments or navigational aids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Casings For Electric Apparatus (AREA)
- Structure And Mechanism Of Cameras (AREA)
Abstract
The invention relates to a data recovery device for an underwater explosion test of a real ship, which comprises a pressure-resistant sealing cover, a pressure-resistant shell and a counterweight module, wherein the pressure-resistant sealing cover is arranged on the pressure-resistant shell; a positioning device and a line pressing sealing device are respectively arranged on the pressure-resistant sealing cover; set up the watertight power cord respectively in withstand voltage casing, the watertight network line, polylith data information storage module, the module fixed block, the buffer layer, the module fixed block stretches into in withstand voltage casing's the cavity and through a plurality of fasteners and withstand voltage casing rigid coupling, the buffer layer is filled inside the module fixed block, set up a plurality of module fixed slots on the module fixed block, peg graft data information storage module between the module fixed slot of mutual disposition, each data information storage module respectively with the watertight power cord, the one end of watertight network line is connected. When the test ship in the motion state is impacted by explosion, the collected data is transmitted to the interior of the test ship through the test cable, and after the test ship is separated from the ship body, the test ship can send out signals through the positioning device to guide operating personnel to quickly recover the data.
Description
Technical Field
The invention relates to the field of testing and experiments, in particular to a data recovery device for an underwater explosion test of a real ship.
Background
the impact response parameters of the typical part of the ship and the damage condition of the cabin are data which are difficult to obtain and precious in the ship impact resistance test. In the traditional real ship underwater explosion test, a test ship is in a static state, and a test cable can be pulled to a storage module of a nearby measuring ship. Under special conditions, the test ship is in a motion state when being impacted by explosion, and because other ships cannot be arranged in the surrounding sea area and the condition that personnel can not board the ship to recover data after being impacted is not provided, the test data needs to be led into the data recovery device so as to obtain related test information.
At present, a black box device is generally installed on an aircraft, wherein a static storage module is used for recording data such as flight height, speed, course, pitching attitude, time parameters and the like before the aircraft crashes, and is mainly used for accident analysis, fault maintenance, flight tests and the like. In the current real ship underwater explosion test, a black box of a ten-gigabit transmission rate storage module required by high-speed camera shooting is not available; meanwhile, the sea condition of the mobile real ship explosion test is severe, the position of the ship is unknown during explosion, and the operation personnel can not be effectively guided to position and recover the black box only by a strobe light, a striking water-soluble pigment and the like.
Disclosure of Invention
The applicant aims at the existing problems, researches and improves, and provides a data recovery device for an underwater explosion test of a real ship, which can meet various data acquisition requirements, can be quickly positioned after falling into water and is convenient to recover.
The technical scheme adopted by the invention is as follows:
a data recovery device for a real ship underwater explosion test comprises a pressure-resistant sealing cover, a pressure-resistant shell and a counterweight module which are arranged from top to bottom, wherein the counterweight module is installed at the bottom of the pressure-resistant shell, and the pressure-resistant sealing cover is fixedly connected with the top of the pressure-resistant shell; a positioning device and a pressing line sealing device are respectively arranged on the pressure-resistant sealing cover; the pressure-resistant casing is internally provided with a watertight power line, a watertight network cable, a plurality of data information storage modules, a module fixing block and a buffer layer, wherein the module fixing block extends into a cavity of the pressure-resistant casing and is fixedly connected with the pressure-resistant casing through a plurality of fasteners, the buffer layer is filled inside the module fixing block, a plurality of module fixing slots are formed in the module fixing block, the data information storage modules are inserted between the module fixing slots which are arranged oppositely, and each data information storage module is connected with one end of the watertight power line and one end of the watertight network cable respectively.
The further technical scheme is as follows:
The other ends of the watertight power line and the watertight network cable penetrate through the line pressing sealing device to be connected with external ship body equipment;
and fastener mounting holes are formed between the front and rear adjacent module fixing slots and on the module fixing blocks.
A sealing layer is arranged at the joint of the pressure-resistant sealing cover and the pressure-resistant shell;
And two sides of the upper surface of each data information storage module are tightly pressed by module fixing pressing plates, and each module fixing pressing plate is fixedly connected with the surface of the pressure-resistant shell through a fastening piece.
The invention has the following beneficial effects:
The invention has simple structure and convenient use, when the test ship in motion state is impacted by explosion, the acquired data is transmitted to the inside of the invention through the test cable, and after the invention is separated from the ship body, the invention can send out signals through the positioning device to guide the operating personnel to quickly recover the test data and images, and can bring back the test data and images, thereby filling the blank of recovering the underwater explosion test data of the mobile real ship.
By additionally arranging the ten-thousand-million-rate data information storage module, the invention not only can store the stress and strain information of the ship when the ship is impacted, but also can meet the requirements of ten-thousand-million-rate transmission and storage rate such as high-speed shooting.
Drawings
Fig. 1 is a schematic diagram of a module fixing slot for mounting a data information storage module according to the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
FIG. 3 is a schematic view showing the structure of a watertight joint according to the present invention
wherein: 1. a watertight power cord; 2. a watertight network cable; 3. a wire pressing sealing device; 301. a locking block; 302. a sealing body; 303. a seal ring; 304. briquetting; 305. a rubber gasket; 306. a counter bore; 307. a through hole; 4. a positioning device; 5. a pressure-resistant sealing cover; 6. a sealing layer; 7. a pressure-resistant housing; 8. a data information storage module; 9. a module fixing block; 901. a fastener mounting hole; 902. a module fixing slot; 10. a buffer layer; 11. the module fixes the pressing plate; 12. a counterweight module; 13. a rubber rope.
Detailed Description
the following describes specific embodiments of the present invention.
As shown in fig. 2, a data recovery device for a real ship underwater explosion test comprises a pressure-resistant cover 5, a pressure-resistant shell 7 and a counterweight module 12 arranged from top to bottom, wherein the counterweight module 12 is installed at the bottom of the pressure-resistant shell 7 and is used for enabling the floating center of the invention to be above the center of gravity, so that the attitude of the invention is kept stable in water. The pressure-resistant cover 5 is fixedly connected with the top of the pressure-resistant shell 7. A sealing layer 6 is further arranged at the joint of the pressure-resistant sealing cover 5 and the pressure-resistant shell 7, and the sealing layer 6 ensures that the pressure-resistant shell 7 and the pressure-resistant sealing cover 5 are in butt joint to have a good sealing effect. A positioning device 4 and a line pressing sealing device 3 are respectively arranged on the pressure-resistant sealing cover 5; set up watertight power cord 1 respectively in pressure-resistant casing 7, watertight network cord 2, polylith data information storage module 8, module fixed block 9, buffer layer 10, module fixed block 9 stretches into in pressure-resistant casing 7's the cavity and through a plurality of fasteners and pressure-resistant casing 7 rigid coupling, buffer layer 10 is filled inside module fixed block 9, set up a plurality of module fixed slot 902 on module fixed block 9, data information storage module 8 pegs graft between the module fixed slot 902 of arranging relatively, each data information storage module 8 respectively with watertight power cord 1, the one end of watertight network cord 2 is connected. As shown in fig. 1, a fastener mounting hole 901 is further formed in the module fixing block 9 between the front and rear adjacent module fixing slots 902, and the module fixing block 9 is fixed to the pressure casing 7 by a fastener and a fastener mounting hole 901.
As shown in fig. 2, the other ends of the watertight power line 1 and the watertight network line 2 are connected with the external ship equipment through the pressing line sealing device 3. Both sides of the upper surface of each data information storage module 8 are tightly pressed by module fixing pressing plates 11, and each module fixing pressing plate 11 is fixedly connected with the surface of the pressure-resistant shell 7 through a fastener. As shown in fig. 3, the pressing line sealing device 3 includes a sealing body 302 hermetically connected to the pressure casing 7, the sealing body 302 is threadedly connected to one end of a locking block 301, and a sealing ring 303 is further disposed at one end of the locking block 301 extending into the sealing body 302 to ensure water tightness. A through hole 307 is formed in the locking block 301, a threaded hole and a counter bore 306 for assembling the locking block 301 are formed in the sealing main body 302, and the counter bore 306 is communicated with the threaded hole; a press block 304 and a rubber gasket 305 are further arranged in the threaded hole, and a watertight power line mounting hole are correspondingly arranged on the press block 304 and the rubber gasket 305. In the invention, the sealing layer 6 and the buffer layer 10 both adopt rubber structures.
The specific working process of the invention is as follows:
As shown in fig. 1 and 2, the ship body is connected with the pressure-resistant sealing cover 5 through a high-strength rubber rope 13, the rubber rope 13 is in a stressed state, the maximum breaking force is 2.6t, and the data information storage module 8 is in a real-time cyclic acquisition state. When a ship is impacted by an explosion test, the invention performs buffer shock insulation by means of the rubber rope 13, a high-speed camera and stress-strain acquisition instrument sends out a 5v TTL signal, the high-speed camera and stress-strain acquisition instrument is installed on a deck layer in a cabin, and the data information storage module 8 completes real-time data acquisition after receiving a 5v electric signal. After the collection is finished, the watertight power line 1, the watertight network line 2 and the rubber rope are all cut off by a knife switch of external equipment, the invention finishes falling into water and floating to the water surface, the positioning device 4 continuously sends positioning information to a notebook computer carried by an operator, and the operator quickly recovers the invention according to the longitude and latitude indicated by the positioning information. The positioning device 4 adopts a Beidou emergency terminal PD 11.
The foregoing description is illustrative of the present invention and is not to be construed as limiting thereof, the scope of the invention being defined by the appended claims, which may be modified in any manner without departing from the basic structure thereof.
Claims (6)
1. The utility model provides a data recovery unit for real ship is explosion test under water which characterized in that: the pressure-resistant sealing cover comprises a pressure-resistant sealing cover (5), a pressure-resistant shell (7) and a counterweight module (12) which are arranged from top to bottom, wherein the counterweight module (12) is installed at the bottom of the pressure-resistant shell (7), and the pressure-resistant sealing cover (5) is fixedly connected with the top of the pressure-resistant shell (7); a positioning device (4) and a line pressing sealing device (3) are respectively arranged on the pressure-resistant sealing cover (5); set up watertight power cord (1), watertight network line (2), polylith data information storage module (8), module fixed block (9), buffer layer (10) in withstand voltage casing (7) respectively, module fixed block (9) stretch into in the cavity of withstand voltage casing (7) and through a plurality of fasteners and withstand voltage casing (7) rigid coupling, inside buffer layer (10) are filled in module fixed block (9) set up a plurality of module fixed slots (902) on module fixed block (9), peg graft data information storage module (8) between the module fixed slot (902) of arranging relatively, each data information storage module (8) are connected with the one end of watertight power cord (1), watertight network line (2) respectively.
2. The data recovery device for the underwater explosion test of the real ship as claimed in claim 1, wherein: the other ends of the watertight power line (1) and the watertight network cable (2) penetrate through the pressing line sealing device (3) to be connected with external ship body equipment.
3. the data recovery device for the underwater explosion test of the real ship as claimed in claim 1, wherein: and a fastener mounting hole (901) is also formed in the module fixing block (9) between the front and rear adjacent module fixing slots (902).
4. The data recovery device for the underwater explosion test of the real ship as claimed in claim 1, wherein: and a sealing layer (6) is also arranged at the joint of the pressure-resistant sealing cover (5) and the pressure-resistant shell (7).
5. The data recovery device for the underwater explosion test of the real ship as claimed in claim 1, wherein: both sides of the upper surface of each data information storage module (8) are tightly pressed by module fixing pressing plates (11), and each module fixing pressing plate (11) is fixedly connected with the surface of the pressure-resistant shell (7) through a fastening piece.
6. The data recovery device for the underwater explosion test of the real ship as claimed in claim 1, wherein: the pressing line sealing device (3) comprises a sealing main body (302) connected with the pressure-resistant shell (7) in a sealing mode, the sealing main body (302) is respectively provided with a threaded hole and a counter bore (306) which are communicated with each other, one end of the locking block (301) is in threaded connection with the threaded hole of the sealing main body (302), and a pressing block (304) and a rubber sealing gasket (305) which are used for being pressed by the locking block (301) are further arranged in the threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910899382.9A CN110576937B (en) | 2019-09-23 | 2019-09-23 | Data recovery device for real ship underwater explosion test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910899382.9A CN110576937B (en) | 2019-09-23 | 2019-09-23 | Data recovery device for real ship underwater explosion test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110576937A true CN110576937A (en) | 2019-12-17 |
| CN110576937B CN110576937B (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910899382.9A Active CN110576937B (en) | 2019-09-23 | 2019-09-23 | Data recovery device for real ship underwater explosion test |
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| CN (1) | CN110576937B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063823A (en) * | 2021-04-02 | 2021-07-02 | 哈尔滨工程大学 | Multi-ship linkage offshore explosion test method |
| CN115123482A (en) * | 2021-10-14 | 2022-09-30 | 哈尔滨工程大学 | Floating platform for near-field underwater explosion test of ship model |
| CN115402484A (en) * | 2022-09-22 | 2022-11-29 | 武汉理工大学 | Ship type data recovery cabin with self-navigation and energy storage capacity |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115123482A (en) * | 2021-10-14 | 2022-09-30 | 哈尔滨工程大学 | Floating platform for near-field underwater explosion test of ship model |
| CN115402484A (en) * | 2022-09-22 | 2022-11-29 | 武汉理工大学 | Ship type data recovery cabin with self-navigation and energy storage capacity |
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| Publication number | Publication date |
|---|---|
| CN110576937B (en) | 2020-07-07 |
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