CN117804823A - Sampling device for marine oil and gas exploration - Google Patents
Sampling device for marine oil and gas exploration Download PDFInfo
- Publication number
- CN117804823A CN117804823A CN202410204224.8A CN202410204224A CN117804823A CN 117804823 A CN117804823 A CN 117804823A CN 202410204224 A CN202410204224 A CN 202410204224A CN 117804823 A CN117804823 A CN 117804823A
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- sliding
- shaft
- assembly
- support
- end cover
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- 238000005070 sampling Methods 0.000 title claims abstract description 95
- 239000013535 sea water Substances 0.000 claims abstract description 10
- 239000013049 sediment Substances 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 description 8
- 239000007789 gas Substances 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0813—Cleaning containers having tubular shape, e.g. casks, barrels, drums by the force of jets or sprays
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of multi-pipe samplers, in particular to a sampling device for marine oil and gas exploration, which comprises an external bracket and a sliding bracket arranged in the external bracket, wherein a plurality of sampling pipes are uniformly arranged on the sliding bracket at equal intervals, and the sampling device further comprises: the plurality of through holes are formed and are uniformly formed in the lower end cover at equal intervals, the sampling tube descends, and seawater is filtered through the through holes; the release assembly is arranged on the sliding support, the supporting feet of the outer support touch the bottom, and the sliding support is loosened by the release assembly so that the plurality of sampling pipes can be downwards moved to be inserted into the sediment; the device utilizes the through hole to filter seawater, thereby utilizes the semi-closed design of the lower end cover, can block sundries from entering the sampling tube, can also allow seawater to flow through the sampling tube to flush the inner wall of the sampling tube, simultaneously reduces the sample pollution risk, and avoids the influence of air pressure change.
Description
Technical Field
The invention relates to the technical field of multi-pipe samplers, in particular to a sampling device for marine oil and gas exploration.
Background
Underwater sediment sampler for collecting samples of submarine sediment including soil, rock and possibly hydrocarbon gases, which helps to understand the geological structure and hydrocarbon content of the sediment, in particular, such as multi-pipe samplers, which can be used in devices for simultaneously taking a plurality of sediment samples, each pipe being able to maintain the vertical position of the sample;
in the descending process of the sampler, the sampling pipeline is usually in a closed state, so that other substances are prevented from entering the sampling pipe in the descending process, so that samples are polluted or subsequent analysis is influenced, meanwhile, the sampling pipe is prevented from being blocked by foreign matters, the sampling pipeline is opened only when the sampler reaches the target depth and a release mechanism is triggered, so that the samples are allowed to enter the pipeline for collection, and therefore, in the whole descending process, the sampling pipeline is kept in the closed state until the sampling triggering time, and the design can ensure the accuracy of sampling and the purity of the samples, and meanwhile, the interference of the foreign matters in the descending process is avoided;
however, such designs suffer from the following drawbacks, sample contamination risk: if residual air or other contaminants are present inside the conduit in the closed state, this may lead to contamination of the sample, affecting the accuracy of the subsequent analysis;
air pressure change effects: during the descent, particularly in the deep sea environment, the closed sampling tube may be affected by pressure due to the water pressure change, possibly resulting in damage to the pipeline or leakage of the sample, and for this purpose we propose a sampling device for marine oil and gas exploration.
Disclosure of Invention
One technical problem to be solved by the present application is: how to design a sampler which can prevent foreign matters from entering the sampling tube and can not reduce the complete sealing of the sampling tube.
For solving above-mentioned technical problem, this application embodiment provides a sampling device for marine oil gas exploration, including the outside support and set up the sliding support in the outside support, the equidistance evenly is provided with many sampling tubes on the sliding support, sampling tube both ends are provided with upper end cover and the lower extreme cover of being connected with the sliding support respectively, still including:
the plurality of through holes are formed and are uniformly formed in the lower end cover at equal intervals, the sampling tube descends, and seawater is filtered through the through holes;
the release assembly is arranged on the sliding support, the supporting feet of the outer support touch the bottom, and the sliding support is loosened by the release assembly so that the plurality of sampling pipes can be downwards moved to be inserted into the sediment;
the linkage assembly is arranged on the sliding support, the sampling tube moves downwards, and the lower end cover is driven to deflect and open by the linkage assembly;
the closing component moves upwards to recover the sampling tube, the linkage component drives the lower end cover to deflect and cover back, and simultaneously the closing component is used for closing the through hole, and simultaneously the upper end cover is driven to deflect and shade the upper port of the sampling tube.
In some embodiments, the release assembly comprises a guide rod arranged on the sliding support, the guide rod slides through an external support, an annular groove is formed in the guide rod, an arc-shaped clamping plate is arranged on the external support, one end of the arc-shaped clamping plate is positioned in the annular groove to lock the sliding support, an electric push rod is arranged on the external support, the extending end of the electric push rod is fixedly connected with the arc-shaped clamping plate, and the electric push rod is started to drive the arc-shaped clamping plate to move and separate from the annular groove;
the external support is provided with a trigger assembly, the trigger assembly is connected with the electric push rod, the external support touches the bottom, and the electric push rod is started by the trigger assembly.
In some embodiments, the triggering component comprises a controller arranged on the external support, the controller is electrically connected with the electric putter, a cylinder is arranged at the bottom end of the supporting leg of the external support, a movable circular plate is arranged at one end of the cylinder, a pressure sensor is arranged between the movable circular plate and the cylinder, the pressure sensor is electrically connected with the controller, and the external support touches the bottom to squeeze the pressure sensor, so that the electric putter works.
In some embodiments, the linkage assembly comprises an L-shaped swing rod arranged at one side of the sampling tube, one end of the L-shaped swing rod is connected with the lower end cover, one end of the L-shaped swing rod is provided with a first shaft, the first shaft is connected with the sliding support, a synchronization assembly is arranged between the first shaft and the external support, the sampling tube is moved relative to the external support, and the synchronization assembly is utilized to drive the L-shaped swing rod to deflect so as to enable the lower end cover to deflect and open;
a locking component is arranged between the sliding parts, and the deflected L-shaped swing rod is locked by the locking component.
In some embodiments, the synchronization assembly comprises a toothed disc disposed at one end of the shaft, a connecting frame is disposed on the outer support, a rack meshed with the toothed disc is disposed on the connecting frame, and the sampling tube is moved downwards, so that the toothed disc rolls along the rack to drive the shaft to rotate.
In some embodiments, the locking assembly includes a magnet disposed on the L-shaped swing link, and an iron plate is disposed on the sliding bracket to deflect the L-shaped swing link such that the magnet is attracted to the iron plate to fix the L-shaped swing link.
In some embodiments, the sealing component comprises a rotating circular plate arranged in the lower end cover, one side of the lower end cover is provided with a hollow cylinder, the hollow cylinder is fixedly connected with an L-shaped swing rod, a plurality of through holes are uniformly formed in the rotating circular plate at equal intervals, one end of the rotating circular plate is provided with a second shaft, one end of the second shaft is positioned in the hollow cylinder, a torsion spring is sleeved on the second shaft, the second shaft is rotated to drive the rotating circular plate to rotate, so that the lower end cover is sealed, and meanwhile, the torsion spring is stressed and twisted to provide self-resetting capability for the lower end cover;
the first shaft is rotatably connected with the L-shaped swing rod through a rotating shaft, a transmission assembly is arranged between the first shaft and the second shaft, and after the lower end cover is covered back, the sliding support is continuously moved upwards so that the first shaft rotates relative to the L-shaped swing rod, and the second shaft is driven to rotate by the transmission assembly;
the upper end cover is provided with a deflection plate, one end of the deflection plate is rotationally connected with the sliding support through a rotating shaft, the sliding support is provided with a deflection assembly, after the lower end cover is covered, the sliding support is continuously moved upwards, and the deflection plate is driven to deflect by the deflection assembly so that the upper end cover shields the upper end of the sampling tube;
the upper end of the sampling tube is provided with a hollow tube, and a filter plate is arranged in the hollow tube.
In some embodiments, the transmission assembly comprises a rotating disc arranged at one end of the second shaft, a third shaft is arranged on the rotating disc, an L-shaped push rod is connected in a sliding manner to the L-shaped swing rod, one end of the L-shaped push rod is provided with a first chute, one end of the third shaft is positioned in the first chute, and the third shaft moves the L-shaped push rod to drive the second shaft to rotate;
the novel sliding mechanism is characterized in that a swing plate is arranged on the first shaft, a second sliding groove is formed in the swing plate, a sliding rod is arranged in the L-shaped swing rod, a U-shaped frame is arranged at one end of the sliding rod, a fourth shaft is arranged on the U-shaped frame, the fourth shaft penetrates through the second sliding groove, a first connecting rod is arranged between the sliding rod and the L-shaped push rod, two ends of the first connecting rod respectively rotate relative to the sliding rod and the L-shaped push rod, and the first shaft drives the L-shaped push rod to move.
In some embodiments, the deflection assembly comprises a connecting column arranged on a sliding support, the connecting column adopts a hollow design, a sliding column is arranged in the connecting column, sliding plates are arranged at two ends of the sliding column, a plurality of sliding grooves III are formed in the connecting column, the end part of the sliding plate slides through the sliding grooves III, a sliding ring is sleeved on the connecting column, the sliding ring is fixed with one sliding plate, a connecting rod II is arranged between the deflection plate and the sliding ring, and two ends of the connecting rod II rotate relative to the sliding ring and the deflection plate respectively to push the sliding column to drive the upper end cover to deflect and shade the upper port of the sampling tube;
and a push rod is fixedly connected to the sliding plate, a spring is arranged at one end of the sliding column, and after the lower end cover is covered, the sliding support is continuously moved upwards, so that the push rod moves to strike the external support, the sliding column is pushed to move, and meanwhile, the spring is compressed and contracted, so that self-recovery capability is provided for the sliding column.
In some embodiments, the annular groove is provided in two along the longitudinal direction of the guide rod.
The invention has at least the following beneficial effects:
the device utilizes the through holes to filter seawater, thereby utilizing the semi-closed design of the lower end cover, not only blocking sundries from entering the sampling tube, but also allowing seawater to flow through the sampling tube to flush the inner wall of the sampling tube, reducing the sample pollution risk and avoiding the influence of air pressure change;
meanwhile, the sampling operation can be rapidly completed through the cooperation of the release assembly and the linkage assembly, and then the closed assembly is utilized to timely complete the closed sampling tube after the sampling is completed, so that the whole sampling process is perfectly completed.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is a schematic view of the partial cross-section of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic view of the structure of the area A in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the structure of the area B in FIG. 2 according to the present invention;
FIG. 5 is a schematic view of the partial cross-section of FIG. 2 in accordance with the present invention;
FIG. 6 is a schematic view of the structure of the region C in FIG. 5 according to the present invention;
FIG. 7 is a schematic view of the partial cross-section of FIG. 5 in accordance with the present invention;
FIG. 8 is a schematic view of the structure of the region D in FIG. 7 according to the present invention;
FIG. 9 is a schematic view of the structure of the E area in FIG. 7 according to the present invention;
FIG. 10 is a schematic view of the partial cross-section of FIG. 7 in accordance with the present invention;
FIG. 11 is a schematic view of the structure of the F region in FIG. 10 according to the present invention;
FIG. 12 is a schematic view of the partial cross-section of FIG. 10 in accordance with the present invention;
FIG. 13 is a schematic view of the structure of the G region in FIG. 12 according to the present invention;
FIG. 14 is a schematic view of the H-zone structure of FIG. 12 according to the present invention;
FIG. 15 is a schematic view of the structure of embodiment 2 of the present invention;
FIG. 16 is a schematic view of the structure of the area I in FIG. 15 according to the present invention.
In the figure: 1-an external stent; 11-a sliding bracket; 12-sampling tube; 13-an upper end cap; 14-a lower end cap; 2-through holes; 3-a release assembly; 4-linkage assembly; a 5-closure assembly; 31-a guide rod; 32-an annular groove; 33-arc-shaped clamping plates; 34-an electric push rod; a 35-trigger assembly; 36-a controller; 37-cylinder; 38-a movable circular plate; 39-a pressure sensor; 41-L-shaped swing rod; 42-axis one; 43-synchronization component; 44-a locking assembly; 45-fluted disc; 46-connecting frames; 47-rack; 48-magnet; 49-iron plate; 51-rotating the circular plate; 52-hollow cylinder; 53-axis two; 54-torsion spring; 55-a transmission assembly; 56-deflector plates; 57-a deflection assembly; 58-hollow tube; 59-a filter plate; 61-rotating the disc; 62-axis three; 63-L shaped push rod; 64-a first chute; 65-swinging plate; 66-a second chute; 67-slide bar; 68-U-shaped frame; 69—Axis IV; 71-first connecting rod; 72-connecting columns; 73-sliding column; 74-a sliding plate; 75-sliding groove III; 76-a slip ring; 77-second connecting rod; 78-ejector rod; 79-spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1 to 14, the present invention provides a technical solution: the utility model provides a sampling device for marine oil and gas exploration, includes external support 1 and sets up the runaway 11 in external support 1, evenly fixedly connected with many sampling tube 12 of equidistance on the runaway 11, sampling tube 12 both ends are provided with upper end cover 13 and the lower extreme cover 14 of being connected with runaway 11 respectively, still including:
the through holes 2 are arranged, the through holes 2 are uniformly formed in the lower end cover 14 at equal intervals, the sampling tube 12 descends, seawater is filtered by the through holes 2, so that sundries can be prevented from entering the sampling tube 12 by the semi-closed design of the lower end cover 14, seawater can be allowed to flow through the sampling tube 12 to flush the inner wall of the sampling tube, the sample pollution risk is reduced, and the influence of air pressure change is avoided;
the release assembly 3 is arranged on the sliding support 11, the support legs of the outer support 1 touch the bottom, the sliding support 11 is loosened by the release assembly 3, so that a plurality of sampling tubes 12 are downwards moved and inserted into sediment, and the automatic release function of the sampling tubes 12 is realized;
the external support 1 is provided with a trigger assembly 35, the trigger assembly 35 is connected with the electric push rod 34, the external support 1 bottoms out, and the electric push rod 34 is started by the trigger assembly 35;
the triggering component 35 comprises a controller 36 arranged on the external support 1, the controller 36 is electrically connected with the electric push rod 34 through a wire, the bottom end of a supporting leg of the external support 1 is fixedly connected with a cylinder 37, one end of the cylinder 37 is provided with a movable circular plate 38, a pressure sensor 39 is fixedly connected between the movable circular plate 38 and the cylinder 37, the pressure sensor 39 is electrically connected with the controller 36 through a wire, the external support 1 touches the bottom to squeeze the pressure sensor 39, and then the electric push rod 34 is controlled to work through the controller 36;
the linkage assembly 4 is arranged on the sliding support 11, the sampling tube 12 moves downwards, the lower end cover 14 is driven to deflect and open by the linkage assembly 4, so that a normal sampling function is realized, specifically, the linkage assembly 4 comprises an L-shaped swing rod 41 arranged on one side of the sampling tube 12, one end of the L-shaped swing rod 41 is connected with the lower end cover 14, one end of the L-shaped swing rod 41 is provided with a first shaft 42, the first shaft 42 is rotationally connected with the sliding support 11 through a bearing, a synchronous assembly 43 is arranged between the first shaft 42 and the outer support 1, the sampling tube 12 is moved relative to the outer support 1, and the L-shaped swing rod 41 is driven to deflect by the synchronous assembly 43 so as to deflect and open the lower end cover 14;
a locking component 44 is arranged between the sliding parts, and the deflected L-shaped swing rod 41 is locked by the locking component 44;
the synchronous assembly 43 comprises a fluted disc 45 fixedly connected with one end of the first shaft 42, a connecting frame 46 is fixedly connected to the external bracket 1, a rack 47 meshed with the fluted disc 45 is fixedly connected to the connecting frame 46, and the sampling tube 12 is moved downwards so that the fluted disc 45 rolls along the rack 47 to drive the first shaft 42 to rotate;
the locking assembly 44 comprises a magnet 48 fixedly connected with the L-shaped swing rod 41, an iron plate 49 is fixedly connected to the sliding bracket 11, and the L-shaped swing rod 41 is deflected so that the magnet 48 is adsorbed on the iron plate 49 to fix the L-shaped swing rod 41, so that the opening state is maintained;
the closing component 5 moves back to the sampling tube 12, the linkage component 4 drives the lower end cover 14 to deflect and cover back, the through hole 2 is closed by the closing component 5, and the upper end cover 13 is driven to deflect and shade the upper port of the sampling tube 12, so that the function of completely closing the sampling tube 12 after the sampling is completed is realized.
The sealing component 5 comprises a rotating circular plate 51 which is in sliding connection with the inner wall of the lower end cover 14, one side of the lower end cover 14 is fixedly connected with a hollow cylinder 52, the hollow cylinder 52 is fixedly connected with an L-shaped swing rod 41, a plurality of through holes 2 are uniformly formed in the rotating circular plate 51 at equal intervals, in the descending process of the device main body, the through holes 2 on the rotating circular plate 51 are aligned with the through holes 2 on the lower end cover 14, seawater can normally pass through the sampling tube 12 at the moment, one end of the rotating circular plate 51 is fixedly connected with a second shaft 53, one end of the second shaft 53 is positioned in the hollow cylinder 52, a torsion spring 54 is sleeved on the second shaft 53, two ends of the torsion spring 54 are respectively fixedly connected with the inner wall of the hollow cylinder 52 and the second shaft 53, the second shaft 53 drives the rotating circular plate 51 to rotate so as to seal the lower end cover 14, and simultaneously the lower end of the sampling tube 12 is completely sealed by stress torsion of the torsion spring 54;
the first shaft 42 is rotatably connected with the L-shaped swing rod 41 through a rotating shaft, a transmission component 55 is arranged between the first shaft 42 and the second shaft 53, after the lower end cover 14 is covered, the sliding support 11 is continuously moved upwards, so that the first shaft 42 rotates relative to the L-shaped swing rod 41, and the transmission component 55 is utilized to drive the second shaft 53 to rotate;
the upper end cover 13 is fixedly connected with a deflection plate 56, one end of the deflection plate 56 is rotatably connected with the sliding support 11 through a rotating shaft, a deflection assembly 57 is arranged on the sliding support 11, after the sliding support 11 is covered back to the lower end cover 14, the sliding support 11 is continuously moved upwards, the deflection plate 56 is driven to deflect by the deflection assembly 57, so that the upper end cover 13 shields the upper end of the sampling tube 12, and the upper end of the sampling tube 12 is completely sealed;
the upper end of the sampling tube 12 is fixedly connected with a hollow tube 58, and a filter plate 59 is fixedly connected in the hollow tube 58, so that sundries are prevented from entering the sampling tube 12 from the upper end of the sampling tube 12 by the filter plate 59.
The transmission assembly 55 comprises a rotating disc 61 fixedly connected with one end of a second shaft 53, a third shaft 62 is fixedly connected to the rotating disc 61, an L-shaped push rod 63 is slidably connected to the L-shaped swing rod 41, one end of the L-shaped push rod 63 is provided with a first chute 64, one end of the third shaft 62 is positioned in the first chute 64 and is slidably connected with the inner wall of the first chute 64, and the L-shaped push rod 63 is moved to drive the third shaft 62 to deflect so as to drive the rotating disc 61 to rotate, and then the second shaft 53 is driven to rotate;
the first shaft 42 is fixedly connected with a swing plate 65, the swing plate 65 is provided with a second sliding groove 66, the L-shaped swing rod 41 is slidably connected with a sliding rod 67, one end of the sliding rod 67 is fixedly connected with a U-shaped frame 68, the U-shaped frame 68 is fixedly connected with a fourth shaft 69, the fourth shaft 69 slides through the second sliding groove 66, a first connecting rod 71 is arranged between the sliding rod 67 and the L-shaped push rod 63, two ends of the first connecting rod 71 are respectively connected with the sliding rod 67 and the L-shaped push rod 63 in a rotating mode through rotating shafts, the first rotating shaft 42 drives the swing plate 65 to deflect, and accordingly the U-shaped frame 68 is driven to move, the sliding rod 67 is driven to move, and the first connecting rod 71 is driven to move, and therefore the L-shaped push rod 63 is driven to move.
The deflection assembly 57 comprises a connecting column 72 fixedly connected with the sliding support 11, the connecting column 72 is of a hollow design, a sliding column 73 is connected in a sliding manner in the connecting column 72, sliding plates 74 are fixedly connected to the two ends of the sliding column 73, a plurality of sliding grooves III 75 are formed in the connecting column 72, the end parts of the sliding plates 74 slide through the sliding grooves III 75, sliding rings 76 are sleeved on the connecting column 72, the sliding rings 76 are fixedly connected with one sliding plate 74, a second connecting rod 77 is arranged between the sliding plates 56 and the sliding rings 76, the two ends of the second connecting rod 77 are respectively connected with the sliding plates 56 and the sliding rings 76 in a rotating manner through rotating shafts, and the sliding column 73 is pushed to drive the second connecting rod 77 to move, so that the sliding plates 56 are pushed to deflect, and the upper end cover 13 deflects and shields the upper port of the sampling tube 12;
an ejector rod 78 is fixedly connected to one sliding plate 74, one end of the sliding column 73 is fixedly connected with a spring 79, one end of the spring 79 is fixedly connected with the inner wall of the connecting column 72, in the initial state of the spring 79, the upper end cover 13 is in an open state, after the lower end cover 14 is covered back, the sliding support 11 is continuously moved upwards, so that the ejector rod 78 moves to strike the outer support 1, the sliding column 73 is pushed to move, and meanwhile, the spring 79 is compressed and contracted to provide self-resetting capability for the sliding support.
Example 2
Referring to fig. 1 to 16, the present invention provides a technical solution: a sampling device for marine oil and gas exploration, example 2 being optimized on the basis of example 1;
the two annular grooves 32 are longitudinally formed along the guide rod 31, so that after the upper end cover 13 and the lower end cover 14 completely seal the sampling tube 12, the electric push rod 34 can be started, and the arc-shaped clamping plate 33 is matched with the other annular groove 32 to lock the sliding support 11 and the external support 1 again, so that the stability of the device main body is improved.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a sampling device for marine oil and gas exploration, includes external support (1) and sets up sliding support (11) in external support (1), equidistance evenly is provided with many sampling tube (12) on sliding support (11), sampling tube (12) both ends are provided with upper end cover (13) and lower end cover (14) that are connected with sliding support (11) respectively, its characterized in that: the method also comprises the following steps: the plurality of through holes (2) are arranged, the through holes (2) are uniformly formed in the lower end cover (14) at equal intervals, the sampling tube (12) descends, and seawater is filtered by the through holes (2); a release assembly (3), wherein the release assembly (3) is arranged on a sliding bracket (11), the support legs of the outer bracket (1) touch down, and the sliding bracket (11) is loosened by the release assembly (3) so as to enable a plurality of sampling pipes (12) to be downwards moved and inserted into sediment; the linkage assembly (4) is arranged on the sliding support (11), the sampling tube (12) moves downwards, and the lower end cover (14) is driven to deflect and open by the linkage assembly (4); the sealing component (5) moves upwards to recycle the sampling tube (12), the linkage component (4) is used for driving the lower end cover (14) to deflect and cover back, the sealing component (5) is used for sealing the through hole (2) and the upper end cover (13) is driven to deflect and shade the upper port of the sampling tube (12).
2. The marine oil and gas exploration sampling device of claim 1, wherein: the release assembly (3) comprises a guide rod (31) arranged on the sliding support (11), the guide rod (31) slides through the outer support (1), an annular groove (32) is formed in the guide rod (31), an arc-shaped clamping plate (33) is arranged on the outer support (1), one end of the arc-shaped clamping plate (33) is positioned in the annular groove (32) to lock the sliding support (11), an electric push rod (34) is arranged on the outer support (1), the extending end of the electric push rod (34) is fixedly connected with the arc-shaped clamping plate (33), and the electric push rod (34) is started to drive the arc-shaped clamping plate (33) to move away from the annular groove (32); the external support (1) is provided with a trigger assembly (35), the trigger assembly (35) is connected with the electric push rod (34), the external support (1) touches the bottom, and the electric push rod (34) is started by the trigger assembly (35).
3. The marine oil and gas exploration sampling device of claim 2, wherein: the trigger assembly (35) comprises a controller (36) arranged on the external support (1), the controller (36) is electrically connected with the electric push rod (34), a cylinder (37) is arranged at the bottom end of a supporting leg of the external support (1), a movable circular plate (38) is arranged at one end of the cylinder (37), a pressure sensor (39) is arranged between the movable circular plate (38) and the cylinder (37), the pressure sensor (39) is electrically connected with the controller (36), and the external support (1) is in bottoming contact to squeeze the pressure sensor (39) so as to enable the electric push rod (34) to work.
4. A sampling device for marine oil and gas exploration according to claim 3, wherein: the linkage assembly (4) comprises an L-shaped swing rod (41) arranged on one side of the sampling tube (12), one end of the L-shaped swing rod (41) is connected with the lower end cover (14), one end of the L-shaped swing rod (41) is provided with a first shaft (42), the first shaft (42) is connected with the sliding support (11), a synchronous assembly (43) is arranged between the first shaft (42) and the outer support (1), the sampling tube (12) is moved relative to the outer support (1), and the synchronous assembly (43) is utilized to drive the L-shaped swing rod (41) to deflect so as to enable the lower end cover (14) to deflect and open; a locking component (44) is arranged between the sliding parts, and the deflected L-shaped swing rod (41) is locked by the locking component (44).
5. The marine oil and gas exploration sampling apparatus of claim 4, wherein: the synchronous assembly (43) comprises a fluted disc (45) arranged at one end of the first shaft (42), a connecting frame (46) is arranged on the outer support (1), a rack (47) meshed with the fluted disc (45) is arranged on the connecting frame (46), and the sampling tube (12) is moved downwards so that the fluted disc (45) rolls along the rack (47) to drive the first shaft (42) to rotate.
6. The marine oil and gas exploration sampling apparatus of claim 5, wherein: the locking assembly (44) comprises a magnet (48) arranged on the L-shaped swing rod (41), an iron plate (49) is arranged on the sliding support (11), and the L-shaped swing rod (41) is deflected, so that the magnet (48) is adsorbed on the iron plate (49) to fix the L-shaped swing rod (41).
7. The marine oil and gas exploration sampling apparatus of claim 6, wherein: the sealing assembly (5) comprises a rotary circular plate (51) arranged in the lower end cover (14), a hollow cylinder (52) is arranged on one side of the lower end cover (14), the hollow cylinder (52) is fixedly connected with an L-shaped swing rod (41), a plurality of through holes (2) are uniformly formed in the rotary circular plate (51) at equal intervals, one end of the rotary circular plate (51) is provided with a second shaft (53), one end of the second shaft (53) is positioned in the hollow cylinder (52), a torsion spring (54) is sleeved on the second shaft (53), the second shaft (53) is rotated to drive the rotary circular plate (51) to rotate, so that the lower end cover (14) is sealed, and meanwhile, the torsion spring (54) is stressed and twisted to provide self-restoring capability for the rotary circular plate; the first shaft (42) is rotationally connected with the L-shaped swing rod (41) through a rotating shaft, a transmission assembly (55) is arranged between the first shaft (42) and the second shaft (53), and after the lower end cover (14) is covered, the sliding support (11) is continuously moved upwards so that the first shaft (42) rotates relative to the L-shaped swing rod (41), and the second shaft (53) is driven to rotate by the transmission assembly (55); a deflection plate (56) is arranged on the upper end cover (13), one end of the deflection plate (56) is rotationally connected with the sliding support (11) through a rotating shaft, a deflection assembly (57) is arranged on the sliding support (11), after the lower end cover (14) is covered, the sliding support (11) is continuously moved upwards, and the deflection plate (56) is driven to deflect by the deflection assembly (57) so that the upper end cover (13) shields the upper end of the sampling tube (12); the upper end of the sampling tube (12) is provided with a hollow tube (58), and a filter plate (59) is arranged in the hollow tube (58).
8. The marine oil and gas exploration sampling apparatus of claim 7, wherein: the transmission assembly (55) comprises a rotating disc (61) arranged at one end of the second shaft (53), a third shaft (62) is arranged on the rotating disc (61), an L-shaped push rod (63) is connected in a sliding mode in the L-shaped swing rod (41), a first chute (64) is formed at one end of the L-shaped push rod (63), one end of the third shaft (62) is positioned in the first chute (64), and the L-shaped push rod (63) is moved to drive the second shaft (53) to rotate; be provided with swing board (65) on axle one (42), spout two (66) have been seted up on swing board (65), be provided with slide bar (67) in L shape pendulum rod (41), slide bar (67) one end is provided with U-shaped frame (68), be provided with axle four (69) on U-shaped frame (68), axle four (69) are passed spout two (66), just slide bar (67) with be provided with connecting rod one (71) between L shape push rod (63), connecting rod one (71) both ends respectively relative slide bar (67) and L shape push rod (63) rotate, rotate axle one (42) drive L shape push rod (63) and remove.
9. The marine oil and gas exploration sampling apparatus of claim 8, wherein: the deflection assembly (57) comprises a connecting column (72) arranged on a sliding support (11), the connecting column (72) is of a hollow design, a sliding column (73) is arranged in the connecting column (72), sliding plates (74) are arranged at two ends of the sliding column (73), a plurality of sliding grooves (75) are formed in the connecting column (72), the ends of the sliding plates (74) slide through the sliding grooves (75), sliding rings (76) are sleeved on the connecting column (72), the sliding rings (76) are fixed with one sliding plate (74), a connecting rod II (77) is arranged between the sliding plates (56) and the sliding rings (76), and two ends of the connecting rod II (77) rotate relative to the sliding rings (76) and the sliding plates (56) respectively to push the sliding column (73) to drive the upper end cover (13) to deflect an upper port of the shielding sampling tube (12); and a push rod (78) is fixedly connected to one sliding plate (74), one end of the sliding column (73) is provided with a spring (79), after the lower end cover (14) is covered, the sliding support (11) is continuously moved upwards, so that the push rod (78) moves to strike the external support (1), the sliding column (73) is pushed to move, and meanwhile, the spring (79) is compressed and contracted, so that self-resetting capacity is provided for the sliding column.
10. The marine oil and gas exploration sampling assembly of claim 9, wherein: the annular grooves (32) are longitudinally formed in two along the guide rod (31).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410204224.8A CN117804823B (en) | 2024-02-23 | 2024-02-23 | Sampling device for marine oil and gas exploration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410204224.8A CN117804823B (en) | 2024-02-23 | 2024-02-23 | Sampling device for marine oil and gas exploration |
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| CN117804823B CN117804823B (en) | 2024-04-26 |
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| CN202410204224.8A Active CN117804823B (en) | 2024-02-23 | 2024-02-23 | Sampling device for marine oil and gas exploration |
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| US2940754A (en) * | 1957-03-28 | 1960-06-14 | Minnesota Mining & Mfg | Apparatus for mounting films and other inserts in cards |
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| CN203035438U (en) * | 2013-01-08 | 2013-07-03 | 深圳市阿特拉能源技术有限公司 | Shaft bottom engine |
| CN219810597U (en) * | 2023-05-11 | 2023-10-10 | 深圳市阿特拉能源技术有限公司 | Oil cylinder tightness testing device of push plate cylinder assembly of petroleum reaming tool |
-
2024
- 2024-02-23 CN CN202410204224.8A patent/CN117804823B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2940754A (en) * | 1957-03-28 | 1960-06-14 | Minnesota Mining & Mfg | Apparatus for mounting films and other inserts in cards |
| GB1173441A (en) * | 1965-06-30 | 1969-12-10 | Nat Distillers Chem Corp | Improved Contamination Detector |
| US6167767B1 (en) * | 1998-10-26 | 2001-01-02 | Rai Corporation | Automated sequential gas sampling system |
| CN203030100U (en) * | 2013-01-08 | 2013-07-03 | 深圳市阿特拉能源技术有限公司 | Downhole power tool and sand-control filtering device thereof |
| CN203035438U (en) * | 2013-01-08 | 2013-07-03 | 深圳市阿特拉能源技术有限公司 | Shaft bottom engine |
| CN219810597U (en) * | 2023-05-11 | 2023-10-10 | 深圳市阿特拉能源技术有限公司 | Oil cylinder tightness testing device of push plate cylinder assembly of petroleum reaming tool |
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| CN117804823B (en) | 2024-04-26 |
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