CN111487076A - Deep sea durability testing device and method for marine instrument and equipment - Google Patents
Deep sea durability testing device and method for marine instrument and equipment Download PDFInfo
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- CN111487076A CN111487076A CN202010343560.2A CN202010343560A CN111487076A CN 111487076 A CN111487076 A CN 111487076A CN 202010343560 A CN202010343560 A CN 202010343560A CN 111487076 A CN111487076 A CN 111487076A
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Abstract
The invention discloses a device and a method for testing deep sea durability of marine instrument equipment. Including first glass floater section, the below of first glass floater section is connected with first depth of water regulation section and second depth of water regulation section, is provided with second glass floater section between first depth of water regulation section and the second depth of water regulation section and is tested the section, second glass floater section with tested the section interval and arrange multiunit circulation setting of testing, the below of second depth of water regulation section is provided with third glass floater section, the below of third glass floater section is provided with the acoustics releaser, the below of acoustics releaser is provided with the gravity anchor. The invention has the beneficial effects that: the device can provide a motion test environment with a certain depth for one or more instruments and equipment at the same time, can provide diversified test lengths, and can be flexibly adjusted according to test requirements; the testing device can be repeatedly laid and recycled, and the utilization rate is high; the test method greatly reduces the test risk and the cost.
Description
Technical Field
The invention belongs to the field of testing of marine instruments and equipment, and particularly relates to a device and a method for testing deep sea durability of marine instruments and equipment.
Background
In the design and research process of autonomous marine instruments and equipment, autoclave testing, sealing performance testing, communication testing and sea testing are mainly carried out, the sea testing is generally final testing, the testing time is limited, the testing risk is high, equipment loss is easily caused, and the like. Currently, autonomous marine instrumentation lacks long-term offshore testing conditions, methods, devices, and environments.
The invention provides a deep sea durability test device and a deep sea durability test method aiming at autonomous deep sea instruments, which can provide long-term real deep sea test conditions for the autonomous developed autonomous deep sea instruments, can detect the long-term pressure resistance, the working performance of parts, the aging performance of materials and the like of the autonomous deep sea instruments, improve the safety of sea test of the equipment, and provide test data for equipment improvement.
Disclosure of Invention
Aiming at the technical problems, the invention provides a device and a method for testing the deep sea durability of marine instruments and equipment.
In order to achieve the purpose, the invention provides the technical scheme that:
the utility model provides a deep sea durability testing arrangement of marine instrument equipment, including first glass floater section, the below of first glass floater section is connected with first depth of water regulation section and second depth of water regulation section, be provided with second glass floater section between first depth of water regulation section and the second depth of water regulation section and tested the section, second glass floater section with tested the section interval and arrange multiunit circulation setting, the below of second depth of water regulation section is provided with third glass floater section, the below of third glass floater section is provided with the acoustics releaser, the below of acoustics releaser is provided with the gravity anchor.
As a further optimization of the invention, the tested section is provided with a testing section cable rope, two ends of the testing section cable rope are provided with limit balls, a tested sample machine is connected between the limit balls, and the tested sample machine moves between the two limit balls along the testing section cable rope.
As a further optimization of the invention, the tested sample machine is connected with the test section cable through a passive connecting assembly, the passive connecting assembly is provided with a hole-shaped structure, and a guide part is arranged inside the hole-shaped structure.
As a further optimization of the invention, the glass floating ball section comprises a plurality of floating ball groups, the floating ball groups are connected through Kevlar ropes, each floating ball group comprises a plurality of glass floating balls, an anchor chain and a Dinima cable rope, the glass floating balls are connected with the anchor chain through shackles, and the Dinima cable rope connects the glass floating balls in series through shackles.
As a further optimization of the invention, a third water depth adjusting section and a composite connecting end are sequentially arranged between the acoustic releaser and the gravity anchor from top to bottom.
The deep sea durability test method of the marine instrument and equipment is based on the deep sea durability test device of the marine instrument and equipment, and comprises the following steps of:
s1: installing a tested sample machine on a tested section, and deploying the deep sea durability testing device of the marine instrument to a designated sea area;
s2: the tested sample machine moves up and down on the cable of the test section, and the tested sample machine obtains the measurement data of the tested sample machine under different depths;
s3: after the test is finished, the acoustic releaser receives signals of the deck unit, the connecting part of the acoustic releaser is automatically opened and separated from the third water depth adjusting section, the composite connecting section and the gravity anchor, and the whole device floats to the sea surface under the action of buoyancy.
As a further optimization of the invention, when the device breaks, the glass floating ball segment below the break keeps the vertical state of the rest part of the device, and the tested sample machine on the rest part of the device continues to work.
As further optimization of the invention, a plurality of tested prototypes with different specifications and models are assembled on the deep sea durability testing device of the marine instrument, so that a reliable comparison testing environment can be provided for the equipment.
As further optimization of the invention, the tested sample machine floats upwards and sinks between the two limiting balls of the tested test section, and the working state of the tested sample machine in a real working environment is tested.
As a further optimization of the present invention, in S1, the whole set of test apparatus is sequentially placed into water from the first glass float segment to the gravity anchor by the a-frame or crane, and the gravity anchor brings the whole set of system into water under the action of its own gravity.
Compared with the prior art, the device and the method for testing the deep sea durability of the marine instrument and equipment, provided by the invention, have the following characteristics and advantages:
1. the invention can provide a motion test environment with a certain depth for one or more instruments and equipment at the same time, prevent the tested sample machine from losing due to faults and has a recycling function;
2. the testing device provided by the invention can be repeatedly distributed and recycled, and the utilization rate is high.
3. The invention can provide deep sea field test for non-attitude adjustment type marine instruments and equipment. Deep sea site reference conditions can also be provided for the marine sensor.
4. The invention can be expanded to a universal testing method and equipment in the research and development process of profile type marine instruments.
5. The invention can be used for testing the length of diversity and can be flexibly adjusted according to the test requirements.
6. The test method provides a more reliable test method for relevant instrument tests on the basis of the traditional offshore test of marine instruments, can greatly reduce test risks and cost, and is suitable for the whole sea depth.
The features and advantages of the present invention will become more apparent from the detailed description of the invention when taken in conjunction with the drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a marine instrument deep sea durability test device;
FIG. 2 is a schematic structural view of a glass float ball segment;
FIG. 3 is a schematic diagram of the structure of a segment under test;
fig. 4 is a structural schematic diagram of the tested sample machine and the passive connecting component.
In the above figures:
1. a first glass float ball section; 2. A first depth-of-water adjustment section; 3. Testing the section to be tested;
4. a second glass float ball section; 6. A second water depth adjusting section; 7. A third glass float ball section;
8. an acoustic releaser; 9. A third depth of water adjustment section; 10. A composite connecting section;
11. a gravity anchor; 1-1, a glass floating ball; 1-2, anchor chain;
1-3, a denima cable; 1-4, Kevlar cable; 3-1, a limiting ball;
3-2, testing a section cable; 3-3, testing the sample machine; 3-4 passive connecting components.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example 1:
as shown in fig. 1 to 4, the present invention provides a deep sea durability testing device for marine instruments, which comprises a first glass float ball section 1, a first water depth adjusting section 2, a second water depth adjusting section 6, a third glass float ball section 7, an acoustic releaser 8, a third water depth adjusting section 9, a composite connecting section 10 and a gravity anchor 11 in sequence from top to bottom, wherein a plurality of second glass float ball sections 4 and a plurality of tested sections 3 are arranged between the first water depth adjusting section 2 and the second water depth adjusting section 6, the number of the second glass float ball sections and the tested sections can be flexibly installed according to specific testing tasks, the second glass float ball sections 4 and the tested sections 3 are arranged at intervals, the purpose of arranging the tested sections 3 and the second glass float ball sections 4 at intervals is that the lower end of a fracture part can still maintain a vertical state after the tested sections 3 fracture due to uncontrollable factors, the rest part of the device can be kept in a normal test state. The parts of the device are connected through shackles.
The tested section 3 comprises a testing section mooring rope 3-2, limiting balls 3-1 are arranged at two ends of the testing section mooring rope 3-2, the limiting balls 3-1 are two hemispheres and are extruded on the testing section mooring rope 3-2 through screws, a tested sample machine 3-3 is connected between the limiting balls 3-1 through a passive connecting assembly, and the tested sample machine 3-3 can move autonomously between the two limiting balls along the testing section mooring rope 3-2.
The passive connecting assembly 3-4 is provided with a hole-shaped structure for being sleeved on the testing section cable 3-2, a guide part is arranged in the hole-shaped structure, and the passive connecting assembly 3-4 drives the tested sample machine 3-3 to slide along the testing section cable 3-2 under the action of the guide part. In this embodiment, the hole structure is preferably a circular hole, and the guiding component is preferably two sets of pulley blocks, each set of pulley blocks is 4, and a square-shaped structure is formed inside the hole structure. The passive connecting assembly 3-4 plays a role in drawing and guiding the movement of the tested sample machine 3-3. The arrangement of the passive connecting component 3-4 reduces the abrasion of the tested section mooring rope 3-2 in the floating and sinking processes of the tested sample machine. The test section cable 3-2 is a plastic-coated Kevlar cable, so that the wear resistance is higher, the cable is matched with a pulley block, the service life is longer, and the system is more reliable.
The glass floating ball sections comprise a plurality of floating ball groups, each floating ball group is provided with an anchor chain 1-2, 2 or more glass floating balls 1-1 are assembled on the anchor chains 1-2 through shackles, a Dyneema cable 1-3 is arranged on the periphery of each glass floating ball 1-1, two ends of each Dyneema cable 1-3 are connected with the shackles at two ends of the same floating ball group, and the two ends of each Dyneema cable and the glass floating balls 1-1 of the same group form a series structure. The floating ball groups are connected end to end through shackles and Kevlar mooring ropes 1-4 to form a glass floating ball section, and the floating ball groups are specifically connected as follows:
the glass floating balls 1-1 are uniformly arranged and connected with an anchor chain 1-2 through shackles, the outer rings of the glass floating balls 1-1 are connected in series through a Dyneema cable 1-3 and the shackles, and the head end and the tail end of the glass floating balls are connected with the anchor chain.
The first glass floating ball section 1, the second glass floating ball section 4 and the third glass floating ball section 7 provide upward positive buoyancy for the whole system. The first glass floating ball section 1 is positioned at the uppermost end of the whole system and provides upward buoyancy for the tightly connected first group of tested sections, so that the tested sections are in a vertical state in water; the second glass floating ball section 4 is used for connecting the tested sections 3 at the middle part, is positioned at the upper end of each tested section 3 and is connected with the tested section 3 through a shackle, and the second glass floating ball section 4 is also connected with the tested section at the previous section through a shackle, so that the tested section at the lower end is still in a vertical state after the tested section at the previous section is broken due to uncontrollable factors and can be recycled with the rest part; the third glass floating ball section 7 is connected with the acoustic releaser 8 which is connected in parallel through a shackle, and the third glass floating ball section has the function of providing enough positive buoyancy for the acoustic releaser after the acoustic releaser performs a releasing function, so that the acoustic releaser is guaranteed to float out of the water.
A second water depth adjusting section 6 is arranged between the tested testing section 3 and the third glass floating ball section 7, and the function of the second water depth adjusting section is to provide a buffer function for the tested testing section in the landing process when the whole set of testing system is laid.
The acoustic releaser 8 is connected with a third water depth adjusting section 9 through an anchor chain and a shackle, the third water depth adjusting section 9 is connected with a composite connecting section 10 through the shackle, and the composite connecting section 10 is connected with a gravity anchor 11 through the shackle. The length of the third water depth adjusting section 9 is determined according to water depth and comprehensive factors such as test depth of the tested section, can be dozens of meters or hundreds of meters, and has flexibility, so that the tested section of the device can be kept at a fixed water depth, relative motion between the tested section and the tested sample machine is reduced, and test data are more accurate.
The composite connecting section 10 is formed by inserting and connecting a Kevlar cable and an anchor chain, has the function of connecting the gravity anchor 11 and the third water depth adjusting section 9, has certain strength and flexibility, and improves the reliability of the system.
The gravity anchor 11 provides a downward force of gravity to the entire test system and is greater than the buoyancy of the entire system so that the entire apparatus can be submerged into the sea floor and secured in place to prevent the entire apparatus from being washed away by the ocean currents.
The testing device provided by the invention can be repeatedly distributed and recycled, and the utilization rate is high.
The embodiment also provides a method for testing the deep sea durability of the marine instrument, and the device for testing the deep sea durability based on the marine instrument comprises the following steps:
s1: the device is installed according to the structure of a figure 1, a tested sample machine 3-3 is installed on a tested section 3, the deep sea durability testing device of marine instrument equipment is arranged in a specified sea area, the whole device is sequentially placed into water from a first glass floating ball section 1 to a gravity anchor 11 through an A frame or a crane, and the whole device is brought into the water by the gravity anchor 11 under the action of self gravity;
s2: the tested sample machine 3-3 carries out floating and sinking actions along the range of 0-1000M on the test section cable 3-2 through the buoyancy adjusting system, and in the moving process, the running state of the equipment, such as the pressure condition, the working condition of a hydraulic system, the working condition of a sensor and the like, is recorded through the sensor carried by the tested sample machine.
S3: after the test is finished, after the acoustic releaser 8 receives signals of the deck unit, the connecting part of the acoustic releaser is automatically opened and separated from the third water depth adjusting section 9, the composite connecting section 10 and the gravity anchor 11, and the rest parts of the whole set of test system float up to the sea surface under the action of the positive buoyancy of the first glass floating ball section 1, the second glass floating ball section 4 and the third glass floating ball section 7 for workers on the ship to recover.
When the device breaks due to the force of inelasticity during the test at S2, the remaining glass float segments will maintain the vertical state of the rest of the device, allowing the device to continue to operate normally.
The device can be assembled with a plurality of tested sample machines 3-3, and simultaneously carries the tested sample machines 3-3 with different specifications and models, so as to provide a reliable comparison test environment for the tested sample machines 3-3.
The deep sea in-situ measurement method for the deep sea instrument and the equipment can provide a relatively real test environment for the deep sea instrument. The device can provide a motion test environment with a certain depth for one or more instruments and equipment, and can effectively prevent the tested sample machine from losing due to faults in the test process because the tested test section and the glass floating ball section are arranged at intervals.
The device and the method for testing the deep sea durability of the marine instrument are also suitable for non-attitude adjustment type marine instruments and marine sensors, and provide deep sea field testing for the non-attitude adjustment type marine instruments and deep sea field comparison testing conditions for the marine sensors.
Example 2:
as shown in fig. 1 to 4, the present embodiment provides a deep sea durability testing apparatus for marine instruments and equipment, and the present embodiment further makes an improved technical solution on the basis of the above embodiments: the passive connecting assemblies 3-4 can also be provided with square structures, and guide wheels are assembled inside the square structures. The tested sample machine moves on the test section cable under the traction of the passive connecting component.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.
Claims (10)
1. The utility model provides a deep sea durability testing arrangement of ocean instrument and equipment, a serial communication port, including first glass floater section, the below of first glass floater section is connected with first depth of water regulation section and second depth of water regulation section, be provided with second glass floater section between first depth of water regulation section and the second depth of water regulation section and test the section by the test, second glass floater section with test the section interval and arrange multiunit circulation setting, the below of second depth of water regulation section is provided with third glass floater section, the below of third glass floater section is provided with the acoustics releaser, the below of acoustics releaser is provided with the gravity anchor.
2. The deep sea durability test device of marine instruments and equipment according to claim 1, wherein the tested section is provided with a test section cable, two ends of the test section cable are provided with limit balls, a tested sample machine is connected between the limit balls, and the tested sample machine moves between the two limit balls along the test section cable.
3. The deep sea durability test device for marine instruments according to claim 2, wherein the tested sample machine is connected with the test section cable by a passive connection assembly, the passive connection assembly is provided with a hole structure, and a guide part is arranged inside the hole structure.
4. The deep sea durability test device of marine instruments and equipment as claimed in claim 1, wherein the glass float ball section comprises a plurality of float ball groups, the float ball groups are connected with each other through Kevlar ropes, each float ball group comprises a plurality of glass float balls, an anchor chain and a Dinima cable, the glass float balls are connected with the anchor chain through shackles, and the Dinima cable connects the plurality of glass float balls in series through the shackles.
5. The deep sea durability test device of marine instruments and equipment according to any one of claims 1 to 4, wherein a third water depth adjusting section and a composite connecting end are arranged between the acoustic releaser and the gravity anchor from top to bottom in sequence.
6. The deep sea durability test method of the marine instrument device, based on the deep sea durability test device of the marine instrument device of claims 1 to 5, is characterized by comprising the following steps:
s1: installing a tested sample machine on a tested section, and deploying the deep sea durability testing device of the marine instrument to a designated sea area;
s2: the tested sample machine moves up and down on the cable of the test section, and the tested sample machine obtains the measurement data of the tested sample machine under different depths;
s3: after the test is finished, the acoustic releaser receives signals of the deck unit, the connecting part of the acoustic releaser is automatically opened and separated from the third water depth adjusting section, the composite connecting section and the gravity anchor, and the whole device floats to the sea surface under the action of buoyancy.
7. The deep sea durability test method for marine instruments and equipment according to claim 6, wherein when the device is broken, the glass float ball section below the broken part keeps the vertical state of the rest part of the device, and the tested sample machine on the rest part of the device continues to work.
8. The deep sea durability test method of the marine instrument as claimed in claim 6, wherein the deep sea durability test device of the marine instrument is equipped with a plurality of tested prototypes with different specifications and models, so as to provide a reliable comparison test environment for the equipment.
9. The deep sea durability test method of marine instruments and equipment according to claim 6, wherein the tested sample machine floats up and sinks down between two limit balls of the tested section, and the working state of the tested sample machine in a real working environment is tested.
10. The deep sea durability test method for marine instruments and equipment according to claim 6, wherein the whole set of test devices is sequentially placed in the water from the first glass floating ball segment to the gravity anchor by an A-frame or a crane in S1, and the gravity anchor brings the whole set of system into the water under the action of self gravity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010343560.2A CN111487076A (en) | 2020-04-27 | 2020-04-27 | Deep sea durability testing device and method for marine instrument and equipment |
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| CN202010343560.2A CN111487076A (en) | 2020-04-27 | 2020-04-27 | Deep sea durability testing device and method for marine instrument and equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113060245A (en) * | 2021-04-28 | 2021-07-02 | 同济大学 | Distributed buoyancy configuration submerged buoy system with profile real-time power supply and communication functions |
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2020
- 2020-04-27 CN CN202010343560.2A patent/CN111487076A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113060245A (en) * | 2021-04-28 | 2021-07-02 | 同济大学 | Distributed buoyancy configuration submerged buoy system with profile real-time power supply and communication functions |
| CN113060245B (en) * | 2021-04-28 | 2023-07-04 | 同济大学 | Distributed buoyancy configuration submerged buoy system with section real-time power supply and communication functions |
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