CN112378699A - Drilling equipment convenient to petroleum geology sample detection - Google Patents
Drilling equipment convenient to petroleum geology sample detection Download PDFInfo
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- CN112378699A CN112378699A CN202011285576.9A CN202011285576A CN112378699A CN 112378699 A CN112378699 A CN 112378699A CN 202011285576 A CN202011285576 A CN 202011285576A CN 112378699 A CN112378699 A CN 112378699A
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- 238000005553 drilling Methods 0.000 title claims abstract description 21
- 239000003208 petroleum Substances 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 title claims abstract description 9
- 238000005070 sampling Methods 0.000 claims abstract description 98
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000000712 assembly Effects 0.000 claims description 17
- 238000000429 assembly Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims 9
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- 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
-
- 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
-
- 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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
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- Life Sciences & Earth Sciences (AREA)
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses drilling equipment convenient for petroleum geology sampling detection, which comprises a rack, a lifting assembly and a sinking assembly, wherein the bottom end of the rack is provided with four telescopic supporting legs, so that the gravity center of the whole device can be conveniently adjusted; the maximum outer diameter of the drill bit is larger than the maximum outer diameter of the sinking shell; the top middle part of the sinking assembly is fixedly connected with a driving device, and the driving device is used for driving the sinking assembly to rotate so as to realize multi-point sampling at the same depth.
Description
Technical Field
The invention belongs to the technical field of drilling equipment, and particularly relates to drilling equipment convenient for petroleum geology sampling detection.
Background
Petroleum geology mainly studies the laws of generation, migration and aggregation of petroleum and natural gas in the earth's crust, therefore, need carry out sample acquisition through the different degree of depth that bores into the ground with the help of drilling sampling equipment, however according to the survey discovery, current petroleum geology sampling drilling equipment often has following problem:
1. only one sampling assembly is arranged, and only one specific depth can be subjected to sample collection in one sampling working process, so that the sampling efficiency is greatly reduced;
2. many sampling devices can only sample a single point at the same depth, so that the sample is not representative, and the detection result of the sample is not convincing;
3. the sampling device has a simple structure, can only collect solid soil, cannot well complete collection of a solid-liquid mixed sample, and has large limitation.
Accordingly, one skilled in the art provides a drilling apparatus for facilitating the sampling and testing of petroleum geology to solve the problems set forth in the background art described above.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a drilling device convenient for petroleum geology sampling detection comprises a rack, a lifting assembly and a sinking assembly, wherein the bottom end of the rack is provided with four telescopic supporting legs, the gravity center of the whole device is convenient to adjust, the top end of the sinking assembly is rotatably installed on a transverse plate in the middle of the lifting assembly, the lifting assembly is connected to the rack in a sliding mode and used for driving the sinking assembly to move up and down, and a drill bit is arranged at the bottom end of the sinking assembly so as to drill a region needing sampling;
the maximum outer diameter of the drill bit is larger than the maximum outer diameter of the sinking shell;
the top middle part of the sinking assembly is fixedly connected with a driving device, and the driving device is used for driving the sinking assembly to rotate so as to realize multi-point sampling at the same depth.
Further, preferably, the lifting assembly comprises a threaded rod, a rotating motor and a guide rod, the threaded rod is rotatably connected to the left side of the rack, a driven bevel gear is mounted at one end, extending upwards out of the rack, of the threaded rod, the driven bevel gear is meshed with a driving bevel gear fixed at the tail end of an output shaft of the rotating motor, and the rotating motor is mounted at the top end of the rack;
the guide rod is arranged on the right side of the sinking assembly and is fixedly connected to the rack;
the threaded rod is engaged with a threaded sleeve through threads, the right end of the threaded sleeve is fixedly connected with one end of the transverse plate, and the other end of the transverse plate is connected to the guide rod in a sliding mode.
Further, preferably, the sinking assembly comprises a sinking shell, a sampling assembly and a connecting transmission device, wherein a plurality of sampling assemblies are arranged in the sinking shell, and the connecting transmission device is arranged at the top end of the sinking shell;
the plurality of sampling assemblies are vertically distributed at equal intervals;
the sampling assemblies are connected and driven through a belt, and the sampling assembly positioned at the uppermost part is connected and driven with a connecting and driving device through the belt;
a supporting plate is vertically arranged on the right side inside the sinking shell.
Further, preferably, the connection transmission device comprises a micro motor, a rotating shaft and a sliding sleeve, the rotating shaft is rotatably connected inside the sinking shell, one end of the rotating shaft extending leftwards to the outside of the sinking shell is fixedly connected with an output shaft of the micro motor, the micro motor is fixed outside the sinking shell, and the sliding sleeve is sleeved on the rotating shaft in a sliding manner;
the middle circumference of the rotating shaft is provided with a plurality of outer spline teeth, and the lateral range occupied by the outer spline teeth is larger than the maximum displacement of the sampling part in the working process.
Further, preferably, the sliding clamping sleeve comprises a first belt pulley, a bearing, a spline sleeve and an adapter plate, the first belt pulley is welded on the outer circumferential surface of the spline sleeve, and the right side of the spline sleeve is rotatably connected with the adapter plate through the bearing;
a plurality of internal spline teeth are distributed on the circumference of the inner ring of the spline sleeve, and the internal spline teeth are matched and meshed with the external spline teeth;
the upper end of the adapter plate is provided with a circular through hole, and the aperture of the through hole is larger than the outer diameter of the rotating shaft;
the lower portion of the right end face of the adapter plate is fixedly connected with the telescopic end of the electric adjusting rod I, and the electric adjusting rod I is installed on the supporting plate.
Preferably, the sampling assembly comprises a helical blade, a sampling tube and a second belt pulley, the helical blade is transversely and rotatably arranged in the sampling tube, and the second belt pulley is mounted at one end of the helical blade, which extends rightwards to the outside of the sampling tube;
the cross section of the sampling tube is
The transverse part is of a horizontal structure, and the left end face of the transverse part is of an inclined plane structure;
the bottom end of the sampling tube extends into the sample bottle and is communicated with the sample bottle, the sample bottle is arranged in the annular frame groove in a sliding manner, and the annular frame groove is fixed on the inner wall of the sinking shell;
the right-hand member of sampling tube is fixed with the push pedal through a plurality of pillars, the right-hand member face of push pedal and the flexible end fixed connection of electric adjusting lever two, electric adjusting lever installs in the backup pad.
Further, as preferred, the top of annular frame groove is open structure, and, its bottom middle part has seted up the U-shaped logical groove, the groove width that leads to the groove is less than the bottle bottom external diameter of sample bottle, is greater than the external diameter of belt pulley two.
Further, as an optimization, the left side of the sinking shell is provided with spring doors, and the number and the positions of the spring doors are matched and correspond to those of the sampling assemblies;
the lower end face of the spring door is of an inclined plane structure and is matched with the inclined plane at the left end of the sampling tube.
Further, as preferred, the outside of sinking the casing is equipped with the electromagnetic door, the quantity and the position of electromagnetic door and a plurality of sampling component one-to-one.
Further, as preferred, drive arrangement includes step motor, accepts cover seat and transmission shaft, the transmission shaft rotates to be connected at the middle part of accepting the cover seat, driven circular gear is installed on the top of transmission shaft, driven circular gear has initiative circular gear through gear engagement, the end at the step motor output shaft is fixed to initiative circular gear, step motor installs on the diaphragm.
Compared with the prior art, the invention has the beneficial effects that:
1. the device is provided with a plurality of sampling assemblies, so that samples can be acquired at different depths of a target area, and the efficiency of acquiring the samples is greatly improved;
2. in the sinking assembly, the sinking shell can rotate at a certain angle under the driving of the stepping motor, and the sampling assembly is used for collecting samples of different point positions at the same depth, so that the samples at the same depth are more uniform and representative, and the persuasion of a detection result is improved;
3. in the sampling component, the sample is collected through the helical blade, so that no matter the sampling component is in a depth, the sampling component is pure solid or solid-liquid mixture, the sampling component has a higher sample collecting effect, and the adaptability of the device is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the sinking assembly of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B of FIG. 2;
FIG. 5 is a schematic cross-sectional view of the sliding ferrule of the present invention;
FIG. 6 is a schematic diagram of an embodiment of the present invention;
FIG. 7 is an enlarged view of the structure at C of FIG. 6;
in the figure: 1. a frame; 2. a lifting assembly; 3. a sinking assembly; 4. a transverse plate; 5. a drill bit; 6. a drive device; 7. a threaded rod; 8. a rotating electric machine; 9. a guide bar; 10. a threaded bushing; 11. sinking the shell; 12. a sampling assembly; 13. connecting a transmission device; 14. a micro motor; 15. a rotating shaft; 16. sliding the ferrule; 17. a first belt pulley; 18. a bearing; 19. a spline housing; 20. an adapter plate; 21. a support plate; 22. an electric adjusting rod I; 23. a helical blade; 24. a sampling tube; 25. a second belt pulley; 26. a sample bottle; 27. an annular frame groove; 28. pushing the plate; 29. a second electric adjusting rod; 30. a spring door; 31. a stepping motor; 32. a bearing sleeve seat; 33. a drive shaft; 34. an electromagnetic gate.
Detailed Description
Referring to fig. 1, 6 and 7, in an embodiment of the present invention, a drilling apparatus convenient for petroleum geology sampling detection includes a frame 1, a lifting assembly 2 and a sinking assembly 3, wherein the bottom end of the frame 1 is provided with four telescopic support legs, which are convenient for adjusting the center of gravity of the whole apparatus, the top end of the sinking assembly 3 is rotatably installed on a transverse plate 4 in the middle of the lifting assembly 2, the lifting assembly 2 is slidably connected to the frame 1 for driving the sinking assembly 3 to move up and down, and the bottom end of the sinking assembly 3 is provided with a drill bit 5, so as to drill a region needing sampling;
the maximum outer diameter of the drill bit 5 is larger than that of the sinking shell 11, so that the drill bit 5 drills a hole with a diameter larger than that of the sinking shell 11, and the sinking shell 11 is submerged;
the top middle part of subassembly 3 sinks is through fixedly connected with drive arrangement 6, drive arrangement 6 is used for driving subassembly 3 that sinks and rotates to realize the multiple spot sample of the same degree of depth.
In this embodiment, the lifting assembly 2 includes a threaded rod 7, a rotating motor 8 and a guide rod 9, the threaded rod 7 is rotatably connected to the left side of the frame 1, a driven bevel gear is mounted at one end of the threaded rod 7 extending upwards out of the frame 1, the driven bevel gear is meshed with a driving bevel gear fixed at the tail end of an output shaft of the rotating motor 8, and the rotating motor 8 is mounted at the top end of the frame 1;
the guide rod 9 is arranged on the right side of the sinking assembly 3 and is fixedly connected to the rack 1;
threaded sleeve 10 is engaged with the threaded rod 7 through threads, the right end of the threaded sleeve 10 is fixedly connected with one end of the transverse plate 4, and the other end of the transverse plate 4 is slidably connected onto the guide rod 9.
In this embodiment, the sinking assembly 3 includes a sinking housing 11, a sampling assembly 12 and a connection transmission device 13, wherein a plurality of sampling assemblies 12 are disposed inside the sinking housing 11, and the connection transmission device 13 is disposed at the top end of the sinking housing 11;
a plurality of the sampling assemblies 12 are vertically distributed at equal intervals;
the sampling assemblies 12 are connected and driven through a belt, and the sampling assembly 12 positioned at the uppermost position is connected and driven with a connecting and driving device 13 through the belt;
a support plate 21 is vertically arranged on the right side inside the sinking housing 11, and the support plate 21 is used for supporting and fixing a first electric adjusting rod 22 and a second electric adjusting rod 29.
In this embodiment, the connection transmission device 13 includes a micro motor 14, a rotating shaft 15 and a sliding sleeve 16, the rotating shaft 15 is rotatably connected inside the sinking housing 11, and one end of the rotating shaft 15 extending to the left outside of the sinking housing 11 is fixedly connected to an output shaft of the micro motor 14, the micro motor 14 is fixed outside the sinking housing 11, and the sliding sleeve 16 is slidably sleeved on the rotating shaft 15;
the middle circumference of the rotating shaft 15 is provided with a plurality of external teeth, and the lateral range occupied by the external teeth is larger than the maximum displacement of the sampling component 12 in the working process.
Referring to fig. 3 and 5, in the embodiment, the sliding cutting sleeve 16 includes a first pulley 17, a bearing 18, a spline sleeve 19 and an adapter plate 20, the first pulley 17 is welded on the outer circumferential surface of the spline sleeve 19, and the right side of the spline sleeve 19 is rotatably connected with the adapter plate 20 through the bearing 18;
a plurality of inner spline teeth are distributed on the circumference of the inner ring of the spline sleeve 19 and are engaged with the outer spline teeth in a matching manner, that is, the outer spline teeth on the surface of the rotating shaft 15 and the inner spline teeth of the spline sleeve 19 enable the rotating shaft 15 to drive the spline sleeve 19 to rotate, and the spline sleeve 19 is allowed to slide relative to the rotating shaft 15 under the action of the electric adjusting rod I22, so that the position of the belt pulley I17 is adjusted, the belt pulley I and the sampling assembly 12 are always kept in a relative static state, and the smooth sampling work is further ensured;
a circular through hole is formed in the upper end of the adapter plate 20, and the aperture of the through hole is larger than the outer diameter of the rotating shaft 15;
the below of keysets 20 right-hand member face and the flexible end fixed connection of an electric adjusting rod 22, an electric adjusting rod 22 is installed in backup pad 21, keysets 20 can promote slip cutting ferrule 16 and slide in pivot 15 under the effect of an electric adjusting rod 22, and simultaneously, slip cutting ferrule 16 can rotate keysets 20 relatively to alright in order when changing lateral position along with sampling subassembly 12, do not influence belt pulley 17 and rotate through helical blade 23 among the belt drive sampling subassembly 12, thereby make the device can accomplish the multiple spot sample of many depths automatically, improved work efficiency.
Referring to fig. 3, in the present embodiment, the sampling assembly 12 includes a helical blade 23, a sampling tube 24 and a second belt pulley 25, the helical blade 23 is transversely rotatably disposed inside the sampling tube 24, and the second belt pulley 25 is mounted at one end of the helical blade 23 extending rightwards to the outside of the sampling tube 24;
the cross section of the sampling tube 24 is
The left end face of the transverse part is of an inclined plane structure, the left end face of the sampling tube 24 is matched with the inclined plane of the spring door 30 in the sampling process, so that the spring door 30 is jacked up, the transverse part of the sampling tube 24 extends out of the spring door 30 to be in contact with outside geology, the sample collection work is completed, the whole process is smoother through the inclined plane matching, and the stability of the device in the working process is improved;
the bottom end of the sampling tube 24 extends into the sample bottle 26 and is communicated with the sample bottle 26, the sample bottle 26 is slidably arranged in the annular frame groove 27, and the annular frame groove 27 is fixed on the inner wall of the sinking shell 11;
the right end of the sampling tube 24 is fixed with a push plate 28 through a plurality of pillars, the right end face of the push plate 28 is fixedly connected with the telescopic end of an electric adjusting rod II 29, and the electric adjusting rod 29 is installed on the supporting plate 21.
In a preferred embodiment, the top end of the annular frame groove 27 is of an open structure, and a U-shaped through groove is formed in the middle of the bottom end of the annular frame groove, the width of the through groove is smaller than the outer diameter of the bottom of the sample bottle 26 and larger than the outer diameter of the second belt pulley 25, that is, the through groove is used for placing and carrying the sample bottle 26, the sample bottle 26 can slide relative to the annular frame groove 27, so that the sample bottle 26 and the sampling tube 24 are always in a static state to complete the collection of samples, and meanwhile, the width of the through groove is larger than the outer diameter of the second belt pulley 25, so that belts between the sampling assemblies 12 and the connecting transmission device 13 cannot contact with the through groove, thereby improving the stability of the device.
In this embodiment, the spring door 30 is disposed on the left side of the sinking housing 11, and the number and the position of the spring doors 30 correspond to those of the sampling assemblies 12;
the lower end face of the spring door 30 is of an inclined plane structure and is matched with the inclined plane at the left end of the sampling tube 24.
In this embodiment, the outside of the sinking housing 11 is provided with the electromagnetic gates 34, the number and the positions of the electromagnetic gates 34 correspond to the plurality of sampling assemblies 12 one by one, and the electromagnetic gates 34 are used for the worker to take and place the sample bottles 26.
In this embodiment, drive arrangement 6 includes step motor 31, accepts cover seat 32 and transmission shaft 33, transmission shaft 33 rotates and connects the middle part of accepting cover seat 32, driven circular gear is installed on the top of transmission shaft 33, driven circular gear has the initiative circular gear through the gear engagement, the end at step motor 31 output shaft is fixed to the initiative circular gear, step motor 31 is installed on diaphragm 4, and here, it needs to be noted that, step motor 31 not only drives and sinks subassembly 3 and drill bit 5 and rotate and accomplish the work that the drilling is sunken, sinks to the target depth after, step motor 31 can carry out the constant angle degree according to the setting value and rotate to the realization carries out the mesh that the multiple spot sample was gathered under the same degree of depth, makes the sample test result have more the representativeness, has further improved the effect of geology sample.
Specifically, firstly, the device is placed on the ground of an area to be sampled, the whole device is in a stable state through adjustment, the support legs are adjusted, the rack 1 is lowered to the lowest position, then the stepping motor 31 is started, the sinking component 3 is driven to rotate at a constant speed, then the rotating motor 8 is started, the sinking component 3 starts to slowly descend, at the moment, the sinking component 3 gradually descends under the traction of the drill bit 5 until the target depth is reached, the rotating motor 8 and the stepping motor 31 both stop working, the sampling component 12 is pushed to the spring door 30 through the electric adjusting rod II 29, the left end of the sampling tube 24 extends out of the spring door 30, the micro motor 14 is started to drive the helical blade 23 to rotate, and samples are collected, wherein the length of the left end of the sampling tube 24 extending out of the spring door 30 is larger than the difference between the radius of the sampling hole drilled by the drill bit 5 and the radius of the sinking shell 11, so that helical blade 23 in sampling tube 24 can contact with the point geology of gathering, thereby guarantee sufficient sample capacity, after gathering, micro motor 14 stops work, reset sampling component 12 by electric adjusting rod two 29, then drive component 3 that sinks by step motor 31 and rotate certain angle, again carry out sample acquisition to this position by sampling component 12, repeat this process, until reaching the point position acquisition sample quantity under the same degree of depth of settlement, here, it should be noted, the time of sample acquisition every time is about 35s, after gathering, drive component 3 that sinks by lift module 2 and move up, until recovering the normal position, open electromagnetic door 34 by the staff, it can to take out sample bottle 26.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent substitutions or changes according to the technical solution and the inventive concept of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a drilling equipment convenient to petroleum geology sample detection, it includes frame (1), lifting unit (2) and sinks subassembly (3), wherein, the bottom of frame (1) is provided with four telescopic support legs, is convenient for adjust the focus of whole device, the top of subassembly (3) that sinks is rotated and is installed on diaphragm (4) at lifting unit (2) middle part, lifting unit (2) sliding connection is in frame (1) for drive and sink subassembly (3) and carry out displacement from top to bottom, its characterized in that: the bottom end of the sinking assembly (3) is provided with a drill bit (5) so as to drill a region needing sampling;
the maximum outer diameter of the drill bit (5) is larger than the maximum outer diameter of the sinking shell (11);
the top middle part of subassembly (3) sinks is through fixedly connected with drive arrangement (6), drive arrangement (6) are used for driving subassembly (3) that sinks and rotate to realize the multiple spot sample with the degree of depth.
2. The drilling apparatus for facilitating petroleum geology sampling inspection of claim 1, wherein: the lifting assembly (2) comprises a threaded rod (7), a rotating motor (8) and a guide rod (9), the threaded rod (7) is rotatably connected to the left side of the rack (1), a driven bevel gear is mounted at one end, extending upwards out of the rack (1), of the threaded rod (7), the driven bevel gear is meshed with a driving bevel gear fixed at the tail end of an output shaft of the rotating motor (8), and the rotating motor (8) is mounted at the top end of the rack (1);
the guide rod (9) is arranged on the right side of the sinking assembly (3) and is fixedly connected to the rack (1);
threaded sleeve pipe (10) has through threaded engagement on threaded rod (7), the right-hand member of threaded sleeve pipe (10) and the one end looks fixed connection of diaphragm (4), the other end sliding connection of diaphragm (4) is on guide bar (9).
3. The drilling apparatus for facilitating petroleum geology sampling inspection of claim 1, wherein: the sinking assembly (3) comprises a sinking shell (11), sampling assemblies (12) and a connecting transmission device (13), wherein the plurality of sampling assemblies (12) are arranged in the sinking shell (11), and the connecting transmission device (13) is arranged at the top end of the sinking shell (11);
a plurality of the sampling assemblies (12) are vertically distributed at equal intervals;
the sampling assemblies (12) are connected and driven through a belt, and the sampling assembly (12) positioned at the uppermost position is connected and driven with a connecting and driving device (13) through the belt;
a supporting plate (21) is vertically arranged on the right side inside the sinking shell (11).
4. A drilling apparatus for facilitating sampling inspection of petroleum geology as defined in claim 3, wherein: the connection transmission device (13) comprises a micro motor (14), a rotating shaft (15) and a sliding clamping sleeve (16), the rotating shaft (15) is rotatably connected inside the sinking shell (11), one end of the rotating shaft (15) extending to the outside of the sinking shell (11) leftwards is fixedly connected with an output shaft of the micro motor (14), the micro motor (14) is fixed outside the sinking shell (11), and the sliding clamping sleeve (16) is slidably sleeved on the rotating shaft (15);
the middle circumference of the rotating shaft (15) is provided with a plurality of outer flower teeth, and the lateral range occupied by the outer flower teeth is larger than the maximum displacement of the sampling renting piece (12) in the working process.
5. The drilling apparatus for facilitating petroleum geology sampling inspection of claim 4, wherein: the sliding clamping sleeve (16) comprises a first belt pulley (17), a bearing (18), a spline sleeve (19) and an adapter plate (20), the first belt pulley (17) is welded on the outer circumferential surface of the spline sleeve (19), and the right side of the spline sleeve (19) is rotatably connected with the adapter plate (20) through the bearing (18);
a plurality of internal spline teeth are distributed on the circumference of the inner ring of the spline sleeve (19), and the internal spline teeth are matched and meshed with the external spline teeth;
the upper end of the adapter plate (20) is provided with a circular through hole, and the aperture of the through hole is larger than the outer diameter of the rotating shaft (15);
the lower part of the right end face of the adapter plate (20) is fixedly connected with the telescopic end of the electric adjusting rod I (22), and the electric adjusting rod I (22) is installed on the supporting plate (21).
6. A drilling apparatus for facilitating sampling inspection of petroleum geology as defined in claim 3, wherein: the sampling assembly (12) comprises a helical blade (23), a sampling tube (24) and a second belt pulley (25), the helical blade (23) is transversely arranged in the sampling tube (24) in a rotating mode, and the second belt pulley (25) is installed at one end, extending rightwards, of the helical blade (23) outside the sampling tube (24);
the cross section of the sampling tube (24) is
The transverse part is of a horizontal structure, and the left end face of the transverse part is of an inclined plane structure;
the bottom end of the sampling tube (24) extends into the sample bottle (26) and is communicated with the sample bottle (26), the sample bottle (26) is arranged in the annular frame groove (27) in a sliding mode, and the annular frame groove (27) is fixed on the inner wall of the sinking shell (11);
the right end of the sampling tube (24) is fixed with a push plate (28) through a plurality of pillars, the right end face of the push plate (28) is fixedly connected with the telescopic end of the electric adjusting rod II (29), and the electric adjusting rod (29) is installed on the supporting plate (21).
7. The drilling apparatus for facilitating petroleum geology sampling inspection of claim 6, wherein: the top end of the annular frame groove (27) is of an open structure, a U-shaped through groove is formed in the middle of the bottom end of the annular frame groove, and the groove width of the through groove is smaller than the outer diameter of the bottle bottom of the sample bottle (26) and larger than the outer diameter of the belt pulley II (25).
8. A drilling apparatus for facilitating sampling inspection of petroleum geology as defined in claim 3, wherein: the left side of the sinking shell (11) is provided with spring doors (30), and the number and the positions of the spring doors (30) are matched and correspond to those of the sampling assemblies (12);
the lower end face of the spring door (30) is of an inclined plane structure and is matched with the inclined plane of the left end of the sampling tube (24).
9. A drilling apparatus for facilitating sampling inspection of petroleum geology as defined in claim 3, wherein: the electromagnetic door (34) is arranged outside the sinking shell (11), and the number and the positions of the electromagnetic doors (34) correspond to the sampling assemblies (12) one by one.
10. The drilling apparatus for facilitating petroleum geology sampling inspection of claim 1, wherein: drive arrangement (6) include step motor (31), accept cover seat (32) and transmission shaft (33), transmission shaft (33) rotate to be connected at the middle part of accepting cover seat (32), driven circular gear is installed on the top of transmission shaft (33), driven circular gear has initiative circular gear through gear engagement, the end at step motor (31) output shaft is fixed to initiative circular gear, install on diaphragm (4) step motor (31).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011285576.9A CN112378699B (en) | 2020-11-17 | 2020-11-17 | Drilling equipment convenient to petroleum geology sample detects |
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| CN202011285576.9A CN112378699B (en) | 2020-11-17 | 2020-11-17 | Drilling equipment convenient to petroleum geology sample detects |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116735283A (en) * | 2023-06-21 | 2023-09-12 | 南京信息工程大学 | Ocean sediment layered sampler |
Citations (8)
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| CN112378699B (en) | 2023-11-21 |
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