CN111521481A - Seabed formula cross plate shear test device - Google Patents
Seabed formula cross plate shear test device Download PDFInfo
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- CN111521481A CN111521481A CN202010260530.5A CN202010260530A CN111521481A CN 111521481 A CN111521481 A CN 111521481A CN 202010260530 A CN202010260530 A CN 202010260530A CN 111521481 A CN111521481 A CN 111521481A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces
Abstract
The invention discloses a seabed type cross plate shearing test device, which comprises: a seabed platform and a console; the base, the base set up in the bottom of seabed platform, the both sides at base top are provided with drive structure and solenoid valve structure respectively, drive structure includes motor and first hydraulic tank. The invention relates to the technical field of marine engineering investigation. This seabed formula vane shear test device, be connected with whole seabed platform through setting up the control cabinet, form procedure control seabed formula vane shear test and quiet sounding test dual-purpose device, make the seabed platform have simultaneously and inject and play the probe rod probe function, press from both sides tightly and loosen the probe rod function, standardize the slow function of the experimental rotational speed of requirement and be used for remolding experimental fast function of changeing, the artifical probe rod operation that carries out in having replaced the conventional equipment, realize automatic multi-functional operation, fine has resulted in experimental precision and the problem of inefficiency when having avoided manual operation.
Description
Technical Field
The invention relates to the technical field of offshore engineering investigation, in particular to a seabed type cross plate shearing test device.
Background
Marine engineering investigation refers to geological investigation for the purpose of marine engineering construction, and the main working range is shallow sea. By means of a large number of geophysical prospecting, over-water drilling, undersea sampling, in-situ testing and the like, methods such as remote-control diver underwater drilling, remote-control coring, cross plate tests, in-hole pressure meters and the like can be adopted to comprehensively analyze the physical and mechanical properties, material composition, underwater landslide distribution and the like of underwater sediments, reliable geological data are provided for building site selection and structural design of buildings, and safety of ocean engineering is guaranteed.
At present, in engineering investigation, the cross plate shear test equipment adopted in the domestic marine cross plate shear test still has certain deficiencies: because offshore operation is influenced by factors such as waves, tides and water flows, the rotary device can only be fixed on the sleeve to carry out a cross plate shearing test during the test, and the probe is pressed down by manually applying pressure; in addition, because the probe rod and the probe are manually pressed down, the unbalanced downward pressure is caused, so that the probe rod and the probe are not vertical, the deviation of the test result is caused, the insufficient downward pressure is caused, and the working efficiency of a relative hard interlayer is greatly reduced; in addition, because the rotating device in the existing equipment is fixed on the sleeve, the test can only be carried out in a time period with small tidal change and small waves, the progress is influenced, the process for carrying out the cross plate shear test by fixing the rotating device on the sleeve has a limited range of applicable water depth, and a field with large water depth cannot work.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a seabed type cross plate shear test device, which solves the problems of low precision and efficiency and limited applicable water depth of a shear test caused by manually pressing a probe rod and a probe of an offshore cross plate.
In order to achieve the purpose, the invention is realized by the following technical scheme: a seabed cross plate shear test apparatus comprising:
a seabed platform and a console;
the seabed platform comprises a seabed platform, a base, a driving structure and an electromagnetic valve structure, wherein the base is arranged at the bottom of the seabed platform, the two sides of the top of the base are respectively provided with the driving structure and the electromagnetic valve structure, the driving structure comprises a motor and a first hydraulic oil tank, the first hydraulic oil tank is positioned on the right side of the top of the base, a hydraulic pump is arranged at the top of the first hydraulic oil tank, a motor watertight cover is sleeved outside the motor, and the electromagnetic valve structure comprises a hydraulic electromagnetic valve group and a second hydraulic oil tank;
the low-speed rotating structure is arranged on the seabed platform, and the seabed platform is provided with a quick rotating structure;
the two hydraulic cylinders are arranged in the middle of the top of the base, and guide columns are arranged on two sides of the top of the base;
the water pressure balance structure is arranged on the left side of the top of the seabed platform, a sounding structure is arranged on the seabed platform, and the sounding structure comprises a test data acquisition instrument and a probe rod.
Furthermore, the hydraulic electromagnetic valve group is arranged at the top of the second hydraulic oil tank, the second hydraulic oil tank is arranged on the left side of the top of the base, and a valve group watertight cover is sleeved outside the hydraulic electromagnetic valve group.
Furthermore, the probe rod is movably connected inside the seabed platform, a probe is arranged at the bottom end of the probe rod, and the experiment data acquisition instrument is connected with the top end of the probe rod through an experiment data transmission cable.
Furthermore, lifting pulley blocks are arranged on two sides of the top of the seabed platform, an expanding apron board is arranged at the bottom of the base, the slow rotating structure is located above the fast rotating structure, and probe holes are formed in the tops of the slow rotating structure and the fast rotating structure.
Furthermore, the top of the piston rod of the hydraulic cylinder is in threaded connection with two sides inside the slow rotating structure through screws, and the top end of the guide column penetrates through the inside of the slow rotating structure and is fixedly connected with the top of the seabed platform.
Furthermore, a hydraulic system on the seabed platform is respectively connected with the input ends of the driving structure, the electromagnetic valve structure, the slow rotation structure and the fast rotation structure through hydraulic pipes, and the output end of the control console is connected with the seabed platform through a cable.
Furthermore, hydraulic clamping and loosening assemblies and hydraulic motors are arranged inside the slow-speed rotating structure and the fast-speed rotating structure, and a worm gear reduction box is arranged inside the slow-speed rotating structure.
Furthermore, a wear-resistant protective layer is arranged on the outer surface of the seabed platform, and a corrosion-resistant layer is arranged on one side of the wear-resistant protective layer.
Compared with the prior art, the invention has the beneficial effects that:
the seabed cross plate shear test device is connected with the whole seabed platform through the control console, and forms a dual-purpose device for program control of a seabed cross plate shear test and a static sounding test, so that the seabed platform has the functions of penetrating and pulling a probe rod, clamping and loosening the probe rod, a slow rotation function of testing rotating speed required by standardization and a quick rotation function for completely destroying a soil body to perform a remolding test, manual probe rod operation in the traditional equipment is replaced, automatic multifunctional operation is realized, and the problems of low experiment precision and efficiency caused by manual operation are well solved;
through setting up quick rotary mechanism and slow rotary mechanism, utilize the tight function that cooperates to realize the continuous penetration of seabed platform with unclamping between them, through setting up the lifting pulley group in addition, can adopt reconnaissance ship to put the seabed platform and hang the back on the sea bed surface to adopt the control cabinet of placing on the reconnaissance ship to send the instruction and carry out the cross plate shear test, eliminate wave, rivers and to the adverse effect of cross plate shear test, improve the precision and the efficiency of cross plate shear test, and the scope of being suitable for the depth of water is bigger.
Drawings
FIG. 1 is a schematic structural diagram of a seabed cross plate shear test device according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the inside of the seabed cross plate shear test device of the present invention;
FIG. 3 is a side view of the internal structure of the seabed cross plate shear test apparatus of the present invention;
FIG. 4 is a schematic view of the interior of the slow rotation structure shown in FIG. 1;
FIG. 5 is a schematic view of the interior of the fast rotating structure shown in FIG. 1;
FIG. 6 is a control diagram of the inside of a console in the seabed cross plate shear test apparatus of the present invention;
FIG. 7 is a hydraulic control diagram of a seabed platform in the seabed cross plate shear test apparatus of the present invention;
fig. 8 is a schematic structural diagram of a seabed cross plate shear test device according to a second embodiment of the present invention.
In the figure: 1-seabed platform, 2-console, 3-base, 4-driving structure, 41-motor, 42-first hydraulic oil tank, 43-hydraulic pump, 44-motor watertight cover, 5-electromagnetic valve structure, 51-hydraulic electromagnetic valve group, 52-second hydraulic oil tank, 53-valve group watertight cover, 6-slow rotating structure, 7-fast rotating structure, 8-hydraulic cylinder, 9-guide column, 10-water pressure balancing structure, 11-sounding structure, 111-experimental data acquisition instrument, 112-probe rod, 113-probe, 12-hoisting pulley block, 13-enlarged apron board, 14-probe rod hole, 15-hydraulic clamping and loosening component, 16-hydraulic motor, 17-worm gear reduction box, 18-wear-resistant protective layer, 19-corrosion resistant layer, 20-vessel.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a seabed cross plate shear test apparatus comprising:
a seabed platform 1 and a console 2;
the seabed platform comprises a base 3, the base 3 is arranged at the bottom of the seabed platform 1, a driving structure 4 and an electromagnetic valve structure 5 are respectively arranged on two sides of the top of the base 3, the driving structure 4 comprises a motor 41 and a first hydraulic oil tank 42, the first hydraulic oil tank 42 is positioned on the right side of the top of the base 3, a hydraulic pump 43 is arranged on the top of the first hydraulic oil tank 42, a motor watertight cover 44 is sleeved outside the motor 41, and the electromagnetic valve structure 5 comprises a hydraulic electromagnetic valve group 51 and a second hydraulic oil tank 52;
the device comprises a slow-speed rotating structure 6, wherein the slow-speed rotating structure 6 is arranged on a seabed platform 1, and a fast rotating structure 7 is arranged on the seabed platform 1;
the two hydraulic cylinders 8 are arranged in the middle of the top of the base 3, and guide columns 9 are arranged on two sides of the top of the base 3;
the water pressure balance structure 10 is arranged on the left side of the top of the seabed platform 1, the seabed platform 1 is provided with a sounding structure 11, and the sounding structure 11 comprises an experimental data acquisition instrument 111 and a probe rod 112.
The seabed platform 1 is placed at the seabed position of a test point by using a steel wire rope through a winch and a tower on a survey ship, and the seabed platform 1 is controlled to work through a control console 2 placed on the survey ship;
the driving structure 4 provides power support for a hydraulic system on the whole seabed platform 1, the motor 41 supplies power through a cable, the motor watertight cover 44 plays a good waterproof role on the motor 41, the output end of the motor 41 is connected with the input end of the hydraulic pump 43, the electromagnetic valve structure 5 is used for controlling the hydraulic system on the seabed platform 1, and the valve bank watertight cover 53 outside the hydraulic electromagnetic valve bank 51 plays a good waterproof role on the hydraulic electromagnetic valve bank;
the slow rotating structure 6 is positioned in the middle of the inside of the seabed platform 1, and is matched with the fast rotating structure 7, so that the probe rod 112 is clamped and loosened during fast and slow ascending and descending, and the probe rod 112 is controlled;
the two hydraulic cylinders 8 are symmetrically arranged on the base 2, the lifting of the slow rotating structure 6 is controlled by the lifting of a piston rod on the hydraulic cylinders 8, the guide columns 9 play a role in guiding the lifting of the slow rotating structure 6, the guide columns 9 penetrate through holes reserved in the slow rotating structure 6 and are fixed with a top frame of the seabed platform 1 through screws, and meanwhile, the two hydraulic cylinders are positioned on two sides of the fast rotating structure 7;
the control console 2 is connected with the whole seabed platform 1 to form a dual-purpose device for a program control seabed cross plate shear test and a static sounding test, so that the seabed platform 1 has the functions of penetrating and pulling up a probe of a probe rod, clamping and loosening the probe rod, a slow rotation function of a test rotating speed required by standardization and a quick rotation function for completely destroying a soil body to perform a remolding test, manual probe rod operation in the traditional equipment is replaced, automatic multifunctional operation is realized, and the problems of low experiment precision and efficiency caused by manual operation are well solved;
through setting up quick rotary mechanism 7 and slow rotary mechanism 6, utilize the tight function that cooperates to realize seabed platform 1 continuous penetration with unclamping between them, in addition through setting up lifting pulley group 13, can adopt reconnaissance ship to put seabed platform 1 after on the sea bed surface to adopt the control cabinet of placing on the reconnaissance ship to send the instruction and carry out the cross plate shear test, eliminate wave, rivers and to the adverse effect of cross plate shear test, improve the precision and the efficiency of cross plate shear test, and the scope of being suitable for the depth of water is bigger.
The hydraulic electromagnetic valve group 51 is arranged at the top of the second hydraulic oil tank 52, the second hydraulic oil tank 52 is arranged on the left side of the top of the base 3, and a valve group watertight cover 53 is sleeved outside the hydraulic electromagnetic valve group 51.
The valve block watertight cover 53 plays a good role in waterproofing the hydraulic solenoid valve block 51 inside.
The probe rod is movably connected inside the seabed platform, a probe 113 is arranged at the bottom end of the probe rod 112, and the experimental data acquisition instrument 111 is connected with the top end of the probe rod 112 through an experimental data transmission cable.
The probe rod 112 is put into the seabed platform 1 during the test, and passes through the probe rod holes 14 which are matched in the slow rotating structure 5 and the fast rotating structure 6 in sequence, and the bottom of the probe rod extends to the bottom of the base 3.
The two lifting pulley blocks 12 are respectively positioned at the left side and the right side of the top of the seabed platform 1 and connected with the lifting pulley blocks 12 through lifting equipment, so that the whole seabed platform 1 can be lifted and smoothly placed in the sea, and the probe rod holes 14 in the slow rotating structure 6 and the fast rotating structure 7 are positioned on the same vertical axis, so that the probe rod 14 can smoothly extend downwards.
The top of the piston rod of the hydraulic cylinder 8 is in threaded connection with two sides inside the slow-speed rotating structure 6 through screws, and the top end of the guide column 10 penetrates through the inside of the slow-speed rotating structure 6 and is fixedly connected with the top of the seabed platform 1.
Two guide posts 10 are respectively with the inside left and right sides swing joint of slow rotating structure 6 and fast rotating structure 7, play fixed and spacing effect to both.
The hydraulic system on the seabed platform 1 is respectively connected with the input ends of the driving structure 4, the electromagnetic valve structure 5, the slow rotating structure 6 and the fast rotating structure 7 through hydraulic pipes, and the output end of the control console 2 is connected with the seabed platform 1 through a cable.
The driving structure 4, the electromagnetic valve structure 5, the slow rotating structure 6 and the fast rotating structure 7 are respectively connected through hydraulic pipes, so that a set of complete hydraulic system is realized, and the seabed platform 1 is controlled through the control console 2 to perform underwater experiment operation.
The hydraulic clamping and loosening assembly 15 and the hydraulic motor 16 are arranged inside the slow rotating structure 6 and the fast rotating structure 7, and the worm gear reduction box 17 is arranged inside the slow rotating structure 6.
In the slow-speed rotating structure 6, a hydraulic motor 16 is connected with a speed-changing worm-turbine group in a gearbox, the worm-turbine group is connected with a hollow shaft, a bearing and a rotary sealing ring for the shaft are arranged between the hollow shaft and a shell of the slow-speed rotating structure, after the speed is reduced by the speed-reducing turbine group, the rotating speed of the hydraulic motor 16 is converted into a probe rod test rotating speed required by the specification of a cross plate shearing test, the bottom of the hollow shaft is connected with a clamping hydraulic cylinder support, a shaft sleeve is provided with an upper hydraulic oil pipe interface and a lower hydraulic oil pipe interface of the slow-speed rotating structure 6, the upper hydraulic oil pipe interface and the lower hydraulic oil pipe interface are respectively communicated with an upper hydraulic oil ring and a lower hydraulic oil ring of the slow-speed rotating structure 6, the function that hydraulic oil can also flow and work when the shaft sleeve rotates is realized, the upper hydraulic oil ring and the lower hydraulic oil ring are respectively provided with the rotary sealing ring for the shaft, the function of supplying hydraulic oil to the clamping hydraulic cylinder is realized, and the probe rod 112 can pass through the probe rod hole 14 of the hollow shaft;
in the fast rotating structure 7, a through hole radial spherical hydraulic motor 16 is arranged, a conical hollow shaft penetrates through the through hole of the through hole radial spherical hydraulic motor 16, the hydraulic motor 16 is connected with the hollow shaft by a slidable key and a key groove, so that the function of driving the hollow shaft to rotate by the hydraulic motor 16 is realized, a conical slip is arranged at the bottom of the hollow shaft, a lower shaft sleeve is arranged at the bottom of the hydraulic motor 16 and the hollow shaft, a slip seat is arranged in the shaft sleeve, an upper shaft sleeve is arranged outside the hollow shaft at the upper part of the hydraulic motor 16, an upper hydraulic oil interface and a lower hydraulic oil interface are arranged on the upper shaft sleeve, the hollow shaft is controlled, when the hollow shaft slides downwards, the aperture of the conical slips at the bottom is reduced under the action of the slip seat, the function of clamping the probe rod 112 is realized, when the hollow shaft slides upwards, the conical slips at the bottom restore the original caliber, and the function of loosening the feeler lever 113 is realized;
as shown in fig. 6, the console 1 is composed of a PLC module power supply, a relay set, an electronic switch set, an indicator light set and a counter, and realizes a function of performing a corresponding action of the seabed platform by operating the electronic switch and a function of performing an automatic test by programming, and when the indicator light is on, it indicates that the electronic switch is in a closed working state.
The working principle is as follows:
s1, after the seabed platform 1 and the control console 2 are connected through a cable and powered on, the probe rod 112 is installed in the probe rod hole 14, the probe 113 of the cross plate shear test is installed at the lower end of the probe rod 112, the height of the probe 113 of the cross plate shear test is consistent with that of the enlarged apron board 13, the lifting hydraulic cylinder 8 is at the highest position at the moment, the probe rod clamping button of the rapid rotation structure 7 is pressed down on the control console 2, the probe rod 112 is clamped through the clamping slip action of the rapid rotation structure 7, the seabed platform 1 with the probe rod 112 installed is connected with the lifting pulley block 12 through the lifting equipment on the exploration ship, the seabed platform 1 is lifted to a seabed surface, the probe rods 112 are connected one by one during lifting, and the seabed platform 1 is stably placed behind the seabed surface;
s2, pressing a slow clamping button on a control console 2, working a clamping hydraulic cylinder of a slow rotating structure 6 at the moment, clamping a probe rod 112, pressing a fast rotating release button, enabling a conical slip of a fast rotating structure 7 to release the probe rod 112, pressing a descending button of a lifting hydraulic cylinder 8, controlling a piston rod of the lifting hydraulic cylinder 8 to descend, driving the slow rotating structure 6 to descend, pressing the probe rod 112 into a soil layer on the seabed, simultaneously counting once by a counter of the control console when the lifting hydraulic pressure descends to the bottom, pressing the slow rotating button, driving the probe rod 112 and the probe 113 to rotate according to a set cross plate shearing test rotating speed meeting the specification requirement to carry out an original-state cross plate shearing test, recording test data in a test data acquisition instrument according to a specified time interval, obtaining a peak value of the original-state soil body which is sheared and damaged, after the undisturbed soil cross plate shearing test is finished, a conical slip clamping probe rod 112 of the fast rotating structure 7 is controlled by pressing a fast rotating loosening clamping button;
s3, pressing a slow rotation release button to control a clamping hydraulic cylinder of the slow rotation structure 6 to release the probe rod 112, pressing a fast rotation button to control the fast selection mechanism to rotate for six circles to completely destroy the soil body, pressing the slow rotation clamping button to control the clamping hydraulic cylinder of the slow rotation structure 6 to clamp the probe rod 112, pressing the fast rotation release button to control a conical slip of the fast rotation structure 7 to release the probe rod, waiting for several minutes until the ultra-pore water pressure of the soil body is dissipated to a certain degree for remodeling, pressing the slow rotation button, driving the probe rod 112 and the probe 113 to rotate according to the set cross plate shearing test rotating speed meeting the specification requirement to carry out the remodeling soil cross plate shearing test, recording test data in a test data acquisition instrument according to a specified time interval, obtaining the peak value of the remodeling soil body shearing damage, and programming in advance, the automatic buttons are pressed on the console 2, so that the working steps can be automatically carried out;
s4, after completing the remolded soil cross plate shearing test of the test point, pressing the fast rotating clamping button to control the conical slip clamping probe rod 112 of the fast rotating structure 7, pressing the slow rotating loosening button to control the clamping hydraulic cylinder loosening probe rod 112 of the slow rotating structure 6, pressing the lifting hydraulic cylinder lifting button to control the piston rod of the lifting hydraulic cylinder to lift up to drive the slow rotating structure 6, the probe rod 112 and the probe are not moved in the original position in the rotating state, after the piston rod of the hydraulic cylinder 8 is lifted to the top, pressing the slow rotating clamping button to control the clamping hydraulic cylinder clamping probe rod 112 of the slow rotating structure 6, pressing the fast rotating loosening button to control the conical slip loosening probe rod 112 of the fast rotating structure 7, pressing the lifting hydraulic cylinder 8 descending button to control the piston rod of the lifting hydraulic cylinder 8 to descend to drive the slow rotating structure 6, and the probe rod 112 also descends, pressing the probe 113 into the next test point of the soil layer, performing the cross plate shear test of the second test point according to the process, and performing the cross plate shear test of each test point in such a circulating operation;
s5, after the cross shear test of each test point of the test hole is completed, the seabed platform is in a state that the slow rotation structure 6 clamps the probe rod 112, the fast rotation structure 7 loosens the probe rod 112, the lifting hydraulic piston rod is in a bottom state, the lifting button of the lifting hydraulic cylinder 8 is pressed, the piston rod of the lifting hydraulic cylinder 8 is controlled to ascend to drive the slow rotation structure 6 to ascend, so as to drive the probe rod 112 and the probe 113 to ascend, after the piston rod of the lifting hydraulic cylinder 8 ascends to the top, the conical slip clamping probe rod 112 of the fast rotation structure 7 is controlled by pressing the fast rotation loosening button, the clamping hydraulic cylinder of the slow rotation structure 6 is controlled to loosen the probe rod 112 by pressing the slow rotation loosening button, the piston rod of the lifting hydraulic cylinder 8 is controlled to drive the slow rotation structure 6 to descend by pressing the lifting hydraulic cylinder descending button, and the probe rod 112 and the probe 113 are not moved in situ under the state, and the slow, Rapidly rotating and releasing a lifting button of the hydraulic cylinder, and lifting the probe rod 112 and the probe to the surface of the sea bed in a lifting cycle;
s6, when the static cone penetration test is carried out, the cross plate probe, the cable and the data collector are replaced by the conversion adapter, and only the lower feeler lever 112 penetration program is carried out according to the steps, and the static cone penetration test data is collected by the data collector on the ship in the penetration process, so that the static cone penetration test can be carried out.
Second embodiment
Referring to fig. 8, based on the seabed cross plate shear test device provided by the first embodiment of the present invention, the second embodiment of the present invention provides another seabed cross plate shear test device, wherein the second embodiment does not hinder the independent implementation of the technical solution of the first embodiment.
Specifically, the invention provides another seabed-type cross plate shear test device, which is characterized in that:
an abrasion-resistant protection layer 18 is arranged on the outer surface of the seabed platform 1, and a corrosion-resistant layer 19 is arranged on one side of the abrasion-resistant protection layer 18.
The wear-resistant protective layer 18 is arranged on the outer surface of the whole seabed platform 1, the wear-resistant protective layer 18 is mainly made of wear-resistant ceramic paint, the ceramic wear-resistant paint with high mechanical strength and rigidity is mainly composed of wear-resistant aggregate and a combination system, the density is very high, no large macroscopic defect exists, the strength can reach 130Mpa, the hardness of the outer surface of the seabed platform can be increased, the seabed platform can not be easily damaged when collision occurs, the corrosion-resistant layer 19 is made of phenolic resin, the seabed platform has excellent corrosion resistance, the outer surface of the seabed platform 1 can not be easily corroded when being in water for a long time, the surface of the seabed platform 1 can be well protected, the seabed platform 1 has good corrosion resistance and wear resistance by arranging the wear-resistant protective layer 18 and the corrosion-resistant layer 19 on the outer surface of the seabed platform 1, the seabed platform can adapt to humid underwater work for, certain manpower and material resources are saved, and the service life of the whole seabed platform 1 is prolonged.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A seabed formula cross plate shear test device which characterized in that includes:
a seabed platform and a console;
the seabed platform comprises a seabed platform, a base, a driving structure and an electromagnetic valve structure, wherein the base is arranged at the bottom of the seabed platform, the two sides of the top of the base are respectively provided with the driving structure and the electromagnetic valve structure, the driving structure comprises a motor and a first hydraulic oil tank, the first hydraulic oil tank is positioned on the right side of the top of the base, a hydraulic pump is arranged at the top of the first hydraulic oil tank, a motor watertight cover is sleeved outside the motor, and the electromagnetic valve structure comprises a hydraulic electromagnetic valve group and a second hydraulic oil tank;
the low-speed rotating structure is arranged on the seabed platform, and the seabed platform is provided with a quick rotating structure;
the two hydraulic cylinders are arranged in the middle of the top of the base, and guide columns are arranged on two sides of the top of the base;
the water pressure balance structure is arranged on the left side of the top of the seabed platform, a sounding structure is arranged on the seabed platform, and the sounding structure comprises an experimental data acquisition instrument and a probe rod.
2. The seabed cross plate shear test device of claim 1, wherein: the hydraulic electromagnetic valve group is arranged at the top of the second hydraulic oil tank, the second hydraulic oil tank is arranged on the left side of the top of the base, and a valve group watertight cover is sleeved outside the hydraulic electromagnetic valve group.
3. The seabed cross plate shear test device of claim 1, wherein: the probe rod is movably connected inside the seabed platform, a probe is arranged at the bottom end of the probe rod, and the experimental data acquisition instrument is connected with the top end of the probe rod through an experimental data transmission cable.
4. The seabed cross plate shear test device of claim 1, wherein: lifting pulley blocks are arranged on two sides of the top of the seabed platform, an expanding apron board is arranged at the bottom of the base, the slow-speed rotating structure is located above the fast-speed rotating structure, and probe rod holes are formed in the tops of the slow-speed rotating structure and the fast-speed rotating structure.
5. The seabed cross plate shear test device of claim 1, wherein: the top of the piston rod of the hydraulic cylinder is in threaded connection with two sides inside the slow rotating structure through screws, and the top end of the guide column penetrates through the inside of the slow rotating structure and is fixedly connected with the top of the seabed platform.
6. The seabed cross plate shear test device of claim 1, wherein: the hydraulic system on the seabed platform is respectively connected with the input ends of the driving structure, the electromagnetic valve structure, the slow rotating structure and the fast rotating structure through hydraulic pipes, and the output end of the control console is connected with the seabed platform through a cable.
7. The seabed cross plate shear test device of claim 1, wherein: the hydraulic clamping and loosening assembly and the hydraulic motor are arranged inside the slow rotating structure and the fast rotating structure, and the worm gear reduction box is arranged inside the slow rotating structure.
8. The seabed cross plate shear test device of claim 1, wherein: the outer surface of the seabed platform is provided with a wear-resistant protective layer, and one side of the wear-resistant protective layer is provided with a corrosion-resistant layer.
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| CN202010260530.5A CN111521481A (en) | 2020-04-03 | 2020-04-03 | Seabed formula cross plate shear test device |
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| CN202010260530.5A CN111521481A (en) | 2020-04-03 | 2020-04-03 | Seabed formula cross plate shear test device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112735508A (en) * | 2020-11-25 | 2021-04-30 | 中国电建集团中南勘测设计研究院有限公司 | Clamping and rotating device and method for inclination adjustment of probe rod |
| CN113106956A (en) * | 2021-03-11 | 2021-07-13 | 广州海洋地质调查局 | Light seabed type static sounding operation equipment |
| CN113589400A (en) * | 2021-07-29 | 2021-11-02 | 广州海洋地质调查局 | Beach type static sounding device and method |
| CN115506779A (en) * | 2022-11-09 | 2022-12-23 | 中交第四航务工程勘察设计院有限公司 | Four-wheel extrusion drive injection device and injection method |
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2020
- 2020-04-03 CN CN202010260530.5A patent/CN111521481A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112735508A (en) * | 2020-11-25 | 2021-04-30 | 中国电建集团中南勘测设计研究院有限公司 | Clamping and rotating device and method for inclination adjustment of probe rod |
| CN113106956A (en) * | 2021-03-11 | 2021-07-13 | 广州海洋地质调查局 | Light seabed type static sounding operation equipment |
| CN113589400A (en) * | 2021-07-29 | 2021-11-02 | 广州海洋地质调查局 | Beach type static sounding device and method |
| CN113589400B (en) * | 2021-07-29 | 2023-10-27 | 广州海洋地质调查局 | Beach type static sounding device and method |
| CN115506779A (en) * | 2022-11-09 | 2022-12-23 | 中交第四航务工程勘察设计院有限公司 | Four-wheel extrusion drive injection device and injection method |
| CN115506779B (en) * | 2022-11-09 | 2023-03-10 | 中交第四航务工程勘察设计院有限公司 | Four-wheel extrusion drive injection device and injection method |
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