CN117108276B - Drilling device for hydraulic loop geological survey - Google Patents
Drilling device for hydraulic loop geological survey Download PDFInfo
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- CN117108276B CN117108276B CN202311376836.7A CN202311376836A CN117108276B CN 117108276 B CN117108276 B CN 117108276B CN 202311376836 A CN202311376836 A CN 202311376836A CN 117108276 B CN117108276 B CN 117108276B
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- soil
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- 238000005553 drilling Methods 0.000 title claims abstract description 68
- 238000005070 sampling Methods 0.000 claims abstract description 193
- 238000007789 sealing Methods 0.000 claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims description 21
- 230000000670 limiting effect Effects 0.000 claims description 13
- 230000009471 action Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 4
- 239000002689 soil Substances 0.000 abstract description 71
- 239000003673 groundwater Substances 0.000 description 7
- 238000005527 soil sampling Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/02—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells by mechanically taking samples of the soil
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Soil Sciences (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a drilling device for hydraulic circular geological survey, and relates to the field of geological survey equipment. According to the invention, the sealing cover is arranged in the bottom opening of the sampling tube, the opening of the sampling tube can be sealed through the sealing cover when the sampling tube is drilled into the ground soil, when the sampling tube reaches the sampling depth, the sealing cover is opened through the cover opening assembly, so that the opening at the bottom of the sampling tube is opened, and then the deep soil in the ground enters the sampling tube through the opening along with the rotation of the sampling tube, so that the sampling of the deep soil is completed; through setting up the sealed lid of switching formula and the cooperation of probing drive assembly, can set up the sampling tube to the deep sampling of shorter length just can carry out soil to the discharge of sample soil in the sampling tube after the convenient sample is accomplished, drilling equipment and the area of contact and frictional resistance of soil when having reduced the probing simultaneously, make the lift removal of sampling tube more laborsaving, thereby reduce the degree of difficulty of probing sample.
Description
Technical Field
The invention belongs to the field of geological survey equipment, and particularly relates to a drilling device for hydraulic circular geological survey.
Background
The hydraulic ring mainly refers to hydrogeology, engineering geology and environmental geology, and is short for the three, and under the general condition of the hydrogeology, the hydraulic ring mainly refers to the movement condition and the flow condition of groundwater, wherein the main research content is the groundwater distribution condition, the groundwater formation process condition, the groundwater flow condition and the like. Through the research on hydrogeology, substances contained in the groundwater, components in the groundwater and the like can be clarified, so that the groundwater is reasonably utilized; the engineering geology mainly expands corresponding investigation and analysis work for different project construction conditions, so that the distribution condition of geological areas in China can be clarified, the environmental geology mainly fully utilizes related geological data and data, and analysis and research are carried out on the geological environment condition damaged by human beings. During hydraulic loop geological surveys, it is necessary to drill samples of the geological soil to detect and analyze the composition of the soil.
Chinese patent CN216284375U discloses a deep sampling device for geological survey in colliery, including first install bin, and be located the second install bin of first install bin one side, the inside of first install bin is equipped with first connecting seat, the back of second install bin is equipped with the second connecting seat, first install bin with pass through between the second install bin first connecting seat with the second connecting seat rotates to be connected, the top of second install bin is equipped with first motor, the output of first motor is connected with and is located the inside screw rod of second install bin, the outside of screw rod is equipped with the slider, one side of slider is connected with and is located the link in the outside of second install bin, the inboard of link is equipped with the second motor, the output of second motor is equipped with the shaft coupling, the inboard of shaft coupling is equipped with the sample section of thick bamboo, the inside of shaft coupling is equipped with the pushing piece, the through-hole has been seted up at the top of shaft coupling, the bottom of sample section of thick bamboo is equipped with the connecting ring, the bottom of connecting ring is equipped with a plurality of broken teeth.
The deep sampling of soil is carried out by arranging a long cylindrical sampling tube, but because the bottom of the sampling tube is in an opening state, sampling is started after the sampling tube drills into the ground until the sampling tube drills into the deep soil, and sampling of deep soil is completed. Because the sampling tube length is longer, sampling tube surface and soil area of contact and frictional resistance are big, when the sampling tube down-going probing sample with accomplish the sample when going up, all need use great power to drive the sampling tube and lift in soil and remove to increased the sample degree of difficulty, and the sampling tube is taken out the back because the long discharge of also inconvenient sampling tube of soil sample of length.
Disclosure of Invention
The invention provides a drilling device for hydraulic circular geological survey, aiming at the problems in the related art, so as to overcome the technical problems in the prior art.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a drilling device for hydraulic loop geological survey, which comprises a drilling sampling mechanism, a sealing mechanism and a pushing discharging mechanism, wherein a drilling driving assembly and a sampling tube are arranged in the drilling sampling mechanism, the drilling driving assembly can drive the sampling tube to rotationally drill into the ground, and the diameter of a drilling part of the drilling driving assembly is smaller than that of the sampling tube;
the sealing mechanism comprises a sealing cover and a cover opening assembly, the sealing cover is arranged in an opening at the bottom of the sampling tube, one end of the cover opening assembly is in transmission connection with the sealing cover, and the other end of the cover opening assembly extends to the upper end of the drilling driving assembly;
when the drilling driving assembly drives the sampling tube to rotate and drill into the ground to the sampling depth, the sealing cover is driven to be opened through the cover opening assembly while the sampling tube continuously rotates, so that an opening at the bottom of the sampling tube is opened, and then the soil in the ground enters the sampling tube through the opening along with the rotation of the sampling tube;
the pushing and discharging mechanism comprises a piston plate, a locking assembly and a pushing assembly, wherein the piston plate is slidably arranged in an opening at the bottom of the sampling tube, the locking assembly locks and fixes the piston plate under the abutting limiting action of the cover opening assembly, one end of the pushing assembly is fixedly arranged on the top surface of the piston plate, and the other end of the pushing assembly extends upwards to the upper end of the drilling driving assembly;
when the cover opening assembly drives the sealing cover to open, the butt limit of the locking assembly is synchronously released, so that the locking assembly releases the locking of the piston plate, then the piston plate slides upwards along the inside of the sampling tube under the pushing action of soil as the soil enters the sampling tube, and when the sampling is completed and the soil in the sampling tube needs to be taken out, the piston plate is pushed downwards through the pushing assembly, so that the piston plate pushes the soil outwards from the sampling tube.
Further, the drilling driving assembly comprises a machine base, an engine and an oil tank communicated with the engine are fixedly arranged on the top surface of the machine base, handles are fixedly arranged on two sides of the top surface of the machine base, a drill rod is rotatably arranged at the bottom end of the machine base, the top end of the drill rod is in transmission connection with the output end of the engine, and the bottom end of the drill rod is fixedly connected with the top end of the sampling tube.
Further, the sealed lid includes a plurality of arc taper plates and a plurality of hinge that resets, a plurality of the arc taper plate is the circumference and distributes in the bottom of sampling tube, every the arc taper plate is all rotated through the hinge that resets and the bottom of sampling tube and is connected, and the lower extreme of a plurality of arc taper plates is inwards rotated under the spring force effect of the hinge that resets and is closed to form the cone head structure.
Further, the cover opening assembly comprises a lifting chute and a pressing unit, the lifting chute is arranged at the bottom end of the sampling tube and positioned at the inner ring of the sealing cover, and an expansion ring is slidably arranged in the lifting chute;
one end of the pressing unit is connected with the top surface of the expansion ring, and the other end of the pressing unit extends upwards to the upper side of the stand.
Further, the pressing unit comprises a lifting plate, the lifting plate is movably arranged on the outer surface of the upper end of the drill rod, pressing rods are fixedly arranged on two sides of the top surface of the lifting plate, the upper ends of the pressing rods slide through the base and extend to one side of the handle, a pressing head is fixedly arranged at the top end of each pressing rod, and a reset spring which is abutted between the pressing head and the base is movably sleeved at the upper end of each pressing rod;
the bottom surface fixed mounting of lifter plate has the lifter, the bottom of lifter downwardly extending to the top of sampling tube and fixed mounting have the lifting ring, the swivel is installed in the bottom rotation of lifting ring, the bottom surface fixed mounting of swivel has the ejector pin, the bottom of ejector pin extends to in the lift spout to with the top surface fixed connection of expansion ring.
Further, an outer limiting ring positioned on the outer ring of the sealing cover is fixedly arranged at the bottom end of the sampling tube; the inner ring of the lifting ring is sleeved on the outer ring of the drill rod in a sliding manner.
Further, the locking component comprises a sliding hole, the sliding hole is arranged on the cylinder wall at the lower end of the sampling cylinder, one end of the sliding hole is communicated with the lifting chute, the other end of the sliding hole is communicated with the sampling cavity in the sampling cylinder, and a clamping block is slidably arranged in the sliding hole;
one end butt in the medial surface of expansion ring of fixture block, the other end of fixture block extends to the sample intracavity of sampling tube, the fixed surface of fixture block installs the limiting plate, the last pressure spring that installs towards one side butt in sampling tube sample chamber of limiting plate.
Further, the pushing assembly comprises a piston rod and a through groove, one end of the piston rod is fixedly connected with the top surface of the piston plate, the other end of the piston rod extends upwards to the upper end of the inner cavity of the drill rod, and the top end of the piston rod is fixedly provided with an inner sliding block;
the through groove is formed in the upper end of the drill rod, a connecting block is slidably mounted in the through groove, the inner side end of the connecting block is fixedly connected with the inner slide block, and the outer side end of the connecting block extends to the outer portion of the drill rod and is fixedly connected with an outer slip ring.
Further, an arc-shaped guide surface is arranged at the bottom side of the abutting end of the clamping block and the expansion ring.
The invention has the following beneficial effects:
1. according to the invention, the sealing cover is arranged in the bottom opening of the sampling tube, the opening of the sampling tube can be sealed through the sealing cover when the sampling tube is drilled into the ground soil, so that the upper layer of soil which does not need to be sampled in the drilling process of the sampling tube is prevented from being sampled by the sampling tube, and when the sampling tube reaches the sampling depth, the sealing cover is opened through the cover opening assembly, so that the opening at the bottom of the sampling tube is opened, and then the deep soil in the ground enters the sampling tube through the opening along with the rotation of the sampling tube and is sampled; through setting up the sealed lid of switching formula and the cooperation of probing drive assembly, can set up the sampling tube into the deep sampling of shorter length just can carry out soil, thereby the convenience is got the discharge of sample soil in the sampling tube after the completion of taking a sample, and the diameter of probing drive assembly probing part is less than the diameter of sampling tube, when the sampling tube down-stream drilling and upward reset, only the surface and the soil direct contact of sampling tube, and the probing part of probing drive assembly is located the drilling that the sampling tube drilled, its diameter is less than the drilling diameter, therefore probing part surface is not with soil direct contact, thereby drilling equipment and the area of contact and frictional resistance of soil when having reduced the probing, make the lift of sampling tube remove more laborsaving, thereby reduce the degree of difficulty of probing and sampling.
2. According to the invention, the piston plate is arranged in the opening at the bottom of the sampling tube, and can further seal the opening of the sampling tube, so that the sealing effect of the sampling tube is improved, soil is prevented from entering the sampling tube through the gap of the sealing cover when the sampling tube is drilled downwards, and the accuracy of soil sampling is ensured; and the piston plate is fixed in the sampling tube through uncapping assembly and locking assembly cooperation joint, improve the fastness of piston plate installation, prevent that the piston plate from going upward under the thrust of soil when having soil to get into the sampling tube inside through the gap of sealed lid, and when uncapping assembly drive sealed lid was opened, the butt spacing to locking assembly is removed in step, so that locking assembly release the locking to the piston plate, afterwards in the soil gets into the sampling tube, the piston plate slides upwards along the inside of sampling tube under the ejector effect of soil, when the soil in the sampling tube is taken out to the completion needs of taking out, push down the piston plate through pushing assembly, in order to make the piston plate outwards push the soil from the sampling tube, thereby can convenient and fast discharge the soil sample in the sampling tube.
3. According to the invention, when soil sampling is completed and the sampling tube is pulled to move upwards to separate from the ground drilling, the sealing door can be reset and closed, so that the sealing door seals the opening at the bottom of the sampling tube again, the soil sample in the sampling tube is prevented from falling outwards from the opening at the bottom when the sampling tube moves upwards, sampling failure is caused, and the smooth proceeding of the sampling process is ensured.
4. The sealing cover is of a conical head structure when being closed, so that the sealing cover can be used as a drill bit, the sampling tube is more labor-saving when being drilled downwards, and when the sealing cover is opened for soil sampling, the sealing cover forms soil breaking teeth of arc-shaped conical plate structures distributed circumferentially on the bottom surface of the sampling tube, so that the soil breaking teeth can break soil layers more conveniently when the sampling tube rotates downwards, and the sampling tube is convenient to sample.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the invention, the drawings that are needed for the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the invention, and that it is also possible for a person skilled in the art to obtain the drawings from these drawings without inventive effort.
FIG. 1 is a schematic view of a three-dimensional cut-away structure of a drilling device of the present invention when drilling earth;
FIG. 2 is a schematic view of the structure of the present invention shown in FIG. 1 at a partially enlarged scale;
FIG. 3 is a schematic view of the structure of the present invention shown in FIG. 1 at B in a partially enlarged manner;
FIG. 4 is a schematic view of a three-dimensional cutaway structure of a sampling tube of the drilling device of the present invention when drilling soil;
FIG. 5 is a schematic view of the structure of the present invention shown in FIG. 4 at C in an enlarged partial view;
FIG. 6 is a schematic perspective view of a drilling apparatus according to the present invention;
FIG. 7 is a schematic view of a partially enlarged structure of the invention at D of FIG. 6;
FIG. 8 is a schematic view of a three-dimensional cut-away structure of a drilling apparatus of the present invention when sampling;
FIG. 9 is a schematic view of a three-dimensional cutaway of a sampling cartridge of the drilling apparatus of the present invention;
fig. 10 is a schematic view of a partially enlarged structure at E of fig. 9 according to the present invention.
In the figure: 1. a drilling and sampling mechanism; 11. a base; 12. a handle; 13. an engine; 14. an oil tank; 15. a drill rod; 16. a sampling tube; 2. a sealing mechanism; 21. sealing cover; 22. an expansion ring; 23. pushing the push rod; 24. a swivel; 25. a lifting ring; 26. a lifting rod; 27. lifting sliding grooves; 28. a lifting plate; 29. a compression bar; 210. a return spring; 211. pressing head; 2101. an arc cone plate; 2102. resetting the hinge; 2103. an outer limit ring; 3. pushing the discharging mechanism; 31. an outer slip ring; 32. a piston plate; 33. a piston rod; 34. an inner slide; 35. a through groove; 36. a connecting block; 37. a clamping block; 38. a slide hole; 39. a pressure spring; 310. and a limiting plate.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, based on the embodiments in the invention, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "top," "middle," "inner," and the like indicate an orientation or positional relationship, merely for convenience of description and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Referring to fig. 1, 2 and 8, the invention discloses a drilling device for hydraulic loop geological survey, which comprises a drilling sampling mechanism 1, a sealing mechanism 2 and a pushing discharging mechanism 3, wherein a drilling driving assembly and a sampling tube 16 are arranged in the drilling sampling mechanism 1, the drilling driving assembly can drive the sampling tube 16 to rotate and drill into the ground, and the diameter of a drilling part of the drilling driving assembly is smaller than that of the sampling tube 16; the sealing mechanism 2 comprises a sealing cover 21 and a cover opening assembly, the sealing cover 21 is arranged in an opening at the bottom of the sampling tube 16, one end of the cover opening assembly is in transmission connection with the sealing cover 21, and the other end extends to the upper end of the drilling driving assembly; when the drilling driving assembly drives the sampling tube 16 to rotate and drill into the ground to a sampling depth, the sealing cover 21 is driven to be opened through the cover opening assembly while the sampling tube 16 continuously rotates, so that an opening at the bottom of the sampling tube 16 is opened, and then the soil in the ground enters the sampling tube 16 through the opening along with the rotation of the sampling tube 16; the pushing and discharging mechanism 3 comprises a piston plate 32, a locking component and a pushing component, the piston plate 32 is slidably arranged in an opening at the bottom of the sampling tube 16, the locking component locks and fixes the piston plate 32 under the abutting limiting action of the cover opening component, one end of the pushing component is fixedly arranged on the top surface of the piston plate 32, and the other end of the pushing component extends upwards to the upper end of the drilling driving component; when the cover opening assembly drives the sealing cover 21 to open, the abutting limit of the locking assembly is synchronously released, so that the locking assembly releases the locking of the piston plate 32, then the piston plate 32 slides upwards along the inside of the sampling tube 16 under the pushing action of soil as the soil enters the sampling tube 16, and when the soil in the sampling tube 16 needs to be taken out after the sampling is completed, the piston plate 32 is pushed downwards by the pushing assembly, so that the piston plate 32 pushes the soil outwards from the sampling tube 16;
when the drilling is performed, the sampling tube 16 is driven to rotate and drill into the ground through the drilling driving assembly, when the sampling tube 16 reaches the sampling depth, the sealing cover 21 is driven to be opened through the cover opening assembly while the sampling tube 16 continuously rotates, so that the opening at the bottom of the sampling tube 16 is opened, and meanwhile, the cover opening assembly releases the abutting limit of the locking assembly, so that the locking assembly releases the locking of the piston plate 32; then, as the sampling tube 16 rotates downwards, the soil in the ground enters the sampling tube 16 through the bottom opening, the piston plate 32 slides upwards along the inside of the sampling tube 16 under the pushing action of the soil, when the sampling tube 16 is required to be pulled up from the soil on the ground after the sampling is finished, the sealing cover 21 is closed again through the cover opening assembly so as to prevent the soil sample in the sampling tube 16 from sliding down from the bottom opening when the sampling tube 16 moves upwards, and when the soil in the sampling tube 16 is required to be taken out, the sealing cover 21 is opened again through the cover opening assembly, and then the piston plate 32 is pushed downwards through the pushing assembly so that the piston plate 32 pushes the soil outwards from the sampling tube 16;
according to the invention, the openable sealing cover 21 is matched with the drilling driving assembly, so that the sampling tube 16 can be set to be of a shorter length to perform deep sampling of soil, the discharge of the soil of the sample in the sampling tube 16 is facilitated after the sampling is finished, the diameter of the drilling part of the drilling driving assembly is smaller than that of the sampling tube 16, when the sampling tube 16 is drilled downwards and reset upwards, only the surface of the sampling tube 16 is in direct contact with the soil, and the drilling part of the drilling driving assembly is positioned in a drilled hole drilled by the sampling tube 16, the diameter of the drilling part is smaller than that of the drilled hole, so that the surface of the drilling part is not in direct contact with the soil, the contact area and friction resistance of drilling equipment and the soil during drilling are reduced, the lifting movement of the sampling tube 16 is more labor-saving, and the difficulty of drilling and sampling is reduced;
the piston plate 32 is used for further sealing the opening of the sampling tube 16, so that the sealing effect of the sampling tube 16 is improved, soil is prevented from entering the sampling tube 16 through the gap of the sealing cover 21 when the sampling tube 16 is drilled downwards, and the accuracy of soil sampling is ensured; and the piston plate 32 is fixed in the sampling tube 16 through uncapping assembly and locking assembly cooperation joint, the fastness of piston plate 32 installation has been improved, prevent that there is soil to get into the inside of sampling tube 16 through the gap of sealed lid 21 the piston plate 32 and go up the removal under the thrust of soil, and when uncapping assembly drive sealed lid 21 was opened, the butt spacing to locking assembly is removed in step, so that locking assembly release to piston plate 32, make piston plate 32 follow sampling tube 16 follow the soil pushing effect and go up, thereby make the follow-up sample accomplish the back, can push down piston plate 32 through pushing component, so that piston plate 32 outwards pushes away soil from sampling tube 16, thereby the convenience is discharged sample soil from sampling tube 16.
Referring to fig. 1 and 6, in one embodiment, the drilling driving assembly includes a stand 11, an engine 13 and an oil tank 14 communicated with the engine 13 are fixedly installed on the top surface of the stand 11, handles 12 are fixedly installed on two sides of the top surface of the stand 11, a drill rod 15 is rotatably installed at the bottom end of the stand 11, the top end of the drill rod 15 is in transmission connection with the output end of the engine 13, and the bottom end of the drill rod 15 is fixedly connected with the top end of a sampling tube 16;
when the soil is sampled by drilling, a worker holds the two handles 12 to enable the whole device to vertically stand on the ground surface to be sampled, then the engine 13 is started, the drill rod 15 is driven to rotate by the engine 13, the sampling tube 16 at the bottom is driven to rotate by the drill rod 15, and meanwhile, the worker applies downward pressure to the device through the handles 12, so that the sampling tube 16 rotates downwards and gradually drills into the ground.
Referring to fig. 4-6 and 8, in one embodiment, the sealing cover 21 includes a plurality of arc-shaped conical plates 2101 and a plurality of reset hinges 2102, the plurality of arc-shaped conical plates 2101 are circumferentially distributed at the bottom end of the sampling tube 16, each arc-shaped conical plate 2101 is rotatably connected with the bottom end of the sampling tube 16 through the reset hinge 2102, and the lower ends of the plurality of arc-shaped conical plates 2101 are inwardly rotated and folded under the action of the elastic force of the reset hinge 2102 to form a conical head structure;
through be the conical head structure when closing sealed lid 21 to make sealed lid 21 can use as the drill bit, make the sampler barrel 16 more laborsaving when down boring, and when sealed lid 21 opens and carry out soil sampling, sealed lid 21 forms the broken soil tooth structure that is circumference distribution in the bottom surface of sampler barrel 16 through open arc cone 2101, when making the rotatory down of sampler barrel 16, can be through the more convenient broken soil layer of broken soil tooth structure, thereby make things convenient for the sampler barrel 16 sample.
Referring to fig. 2 and fig. 4-10, in one embodiment, the cover opening assembly includes a lifting chute 27 and a pressing unit, the lifting chute 27 is opened at the bottom end of the sampling tube 16 and is located at the inner ring of the sealing cover 21, and the expansion ring 22 is slidably mounted in the lifting chute 27; one end of the pressing unit is connected with the top surface of the expansion ring 22, and the other end extends upwards to the upper part of the stand 11; the pressing unit comprises a lifting plate 28, the lifting plate 28 is movably arranged on the outer surface of the upper end of the drill rod 15, two sides of the top surface of the lifting plate 28 are fixedly provided with pressing rods 29, the upper ends of the pressing rods 29 slide through the base 11 to extend to one side of the handle 12, the top ends of the pressing rods 29 are fixedly provided with pressing heads 211, and the upper ends of the pressing rods 29 are movably sleeved with reset springs 210 which are abutted between the pressing heads 211 and the base 11; the bottom surface of the lifting plate 28 is fixedly provided with a lifting rod 26, the bottom end of the lifting rod 26 extends downwards to the upper part of the sampling tube 16 and is fixedly provided with a lifting ring 25, the bottom end of the lifting ring 25 is rotatably provided with a swivel 24, the bottom surface of the swivel 24 is fixedly provided with a push rod 23, and the bottom end of the push rod 23 extends into a lifting chute 27 and is fixedly connected with the top surface of the expansion ring 22;
the lifting rod 26 and the pushing rod 23 are connected in a matched and rotating way through the swivel 24 and the lifting ring 25, when the sampling tube 16 rotates to drive the pushing rod 23 to do circular motion, the lifting rod 26 is not driven to synchronously rotate and move, so that interference to the upper pressure rod 29 is avoided, the pressure rod 29 is always located at one side of the handle 12, when the sealing cover 21 needs to be opened for soil sampling, a worker presses the pressing head 211 downwards through the thumb of the palm held on the handle 12, so that the reset spring 210 is extruded and contracted, meanwhile, the pressure rod 29, the lifting plate 28, the lifting ring 25, the swivel 24 and the pushing rod 23 are driven to move downwards, and when the pushing rod 23 moves downwards, the expansion ring 22 is driven to slide downwards along the lifting chute 27, so that the bottom end of the expansion ring 22 is abutted to the inner side surface of the arc cone plate 2101, the arc cone plate 2101 is abutted outwards and rotated, and accordingly the arc cone plates 2101 are gradually opened, and the sealing cover 21 is opened; when the sealing cover 21 needs to be closed, a worker releases the pressing of the pressing head 211, at this time, the pressing head 211 is reset upwards under the action of the reset elastic force of the reset spring 210, and drives the pressing rod 29, the lifting plate 28, the lifting ring 25, the rotating ring 24, the push rod 23 and the expansion ring 22 to reset upwards, so that the expansion ring 22 does not abut against the inner side surface of the arc cone plate 2101 any more, and at this time, the arc cone plate 2101 rotates under the action of the reset elastic force of the reset hinge 2102 to reset and restore to an inclined state, thereby closing the sealing cover 21.
Referring to fig. 2, 9 and 10, in one embodiment, an outer limit ring 2103 located at an outer ring of a sealing cover 21 is fixedly installed at a bottom end of a sampling tube 16, and when an arc-shaped cone plate 2101 rotates to be opened under the abutting of an expansion ring 22, an outer side surface of the arc-shaped cone plate 2101 abuts against an inner ring of the outer limit ring 2103, so that the inner side and the outer side of the arc-shaped cone plate 2101 are simultaneously abutted and limited through the outer limit ring 2103 and the expansion ring 22, and installation stability of the arc-shaped cone plate 2101 is improved when the arc-shaped cone plate 2101 is opened; the inner ring of the lifting ring 25 is sleeved on the outer ring of the drill rod 15 in a sliding manner, the bottom end of the drill rod 15 can be limited through the lifting ring 25, and the stability of the drill rod 15 during rotary operation is improved.
Referring to fig. 4, 5, 9 and 10, in one embodiment, the locking assembly includes a sliding hole 38, the sliding hole 38 is formed on a wall of the lower end of the sampling tube 16, one end of the sliding hole 38 is communicated with the lifting chute 27, the other end is communicated with the sampling cavity in the sampling tube 16, and a clamping block 37 is slidably mounted in the sliding hole 38; one end of the clamping block 37 is abutted against the inner side surface of the expansion ring 22, the other end of the clamping block 37 extends into the sampling cavity of the sampling tube 16, a limiting plate 310 is fixedly arranged on the surface of the clamping block 37, and a pressure spring 39 is arranged on one side, facing the sampling cavity of the sampling tube 16, of the limiting plate 310 in an abutting manner;
one end of the clamping block 37 abuts against the top surface of the piston plate 32, so that the piston plate 32 is limited and fixed, when the expansion ring 22 descends to open the sealing cover 21 in an abutting manner, the expansion ring 22 moves to the lower side of the clamping block 37, at the moment, the limiting plate 310 and the clamping block 37 slide in the sliding hole 38 towards the lifting sliding groove 27 under the action of the reset elastic force of the pressure spring 39, so that the inner side end of the clamping block 37 gradually retracts into the sliding hole 38, the piston plate 32 is not abutted and limited any more, and then the piston plate 32 gradually enters the sampling tube 16 along with soil, and slides upwards along the sampling tube 16 under the pushing action of the soil.
Referring to fig. 1-3, in one embodiment, the pushing assembly includes a piston rod 33 and a through groove 35, one end of the piston rod 33 is fixedly connected with the top surface of the piston plate 32, the other end extends upwards to the upper end of the inner cavity of the drill rod 15, and an inner slider 34 is fixedly mounted on the top end of the piston rod 33; the through groove 35 is formed in the upper end of the drill rod 15, a connecting block 36 is slidably mounted in the through groove 35, the inner side end of the connecting block 36 is fixedly connected with the inner slide 34, and the outer side end of the connecting block 36 extends to the outside of the drill rod 15 and is fixedly connected with an outer slip ring 31;
when the piston plate 32 slides upwards along the sampling tube 16 under the pushing action of soil, the piston plate 32 drives the piston rod 33, the inner slide block 34, the connecting block 36 and the outer slide ring 31 to synchronously move upwards, and when soil sampling is completed and the soil of the sample in the sampling tube 16 needs to be taken out, a worker slides the outer slide ring 31 downwards along the surface of the drill rod 15, so that the connecting block 36, the inner slide block 34, the piston rod 33 and the piston plate 32 are driven to synchronously move downwards for resetting, and the soil sample in the sampling tube 16 is pushed and discharged through the piston plate 32.
Referring to fig. 8-10, in one embodiment, an arc-shaped guiding surface is disposed at the bottom side of the abutting end of the clamping block 37 and the expansion ring 22; when the expansion ring 22 moves upward to reset the sealing cover 21 to close, the top of the expansion ring 22 abuts against the arc-shaped guide surface, so that the clamping block 37 is abutted and moved towards the inner cavity direction of the sampling tube 16 under the guide action of the arc-shaped guide surface, the inner side end of the clamping block 37 is abutted against the top surface of the piston plate 32 again, and the piston plate 32 is abutted and fixed.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above disclosed preferred embodiments of the invention are merely intended to help illustrate the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention.
Claims (5)
1. The utility model provides a hydraulic stem geological survey is with drilling equipment, includes probing sampling mechanism (1), sealing mechanism (2) and propelling movement discharge mechanism (3), its characterized in that: the drilling and sampling mechanism (1) is internally provided with a drilling driving assembly and a sampling tube (16), the drilling driving assembly can drive the sampling tube (16) to rotationally drill into the ground, and the diameter of a drilling part of the drilling driving assembly is smaller than that of the sampling tube (16);
the sealing mechanism (2) comprises a sealing cover (21) and a cover opening assembly, the sealing cover (21) is arranged in an opening at the bottom of the sampling tube (16), one end of the cover opening assembly is in transmission connection with the sealing cover (21), and the other end of the cover opening assembly extends to the upper end of the drilling driving assembly;
the pushing discharging mechanism (3) comprises a piston plate (32), a locking assembly and a pushing assembly, wherein the piston plate (32) is slidably installed in an opening at the bottom of the sampling tube (16), the locking assembly locks and fixes the piston plate (32) under the abutting limiting effect of the cover opening assembly, one end of the pushing assembly is fixedly installed on the top surface of the piston plate (32), and the other end of the pushing assembly extends upwards to the upper end of the drilling driving assembly;
the sealing cover (21) comprises a plurality of arc-shaped taper plates (2101) and a plurality of reset hinges (2102), the arc-shaped taper plates (2101) are circumferentially distributed at the bottom end of the sampling tube (16), each arc-shaped taper plate (2101) is rotationally connected with the bottom end of the sampling tube (16) through the reset hinge (2102), and the lower ends of the arc-shaped taper plates (2101) are inwards rotated and folded under the action of the elasticity of the reset hinge (2102) to form a cone head structure;
the cover opening assembly comprises a lifting chute (27) and a pressing unit, the lifting chute (27) is arranged at the bottom end of the sampling tube (16) and is positioned at the inner ring of the sealing cover (21), and the expansion ring (22) is slidably arranged in the lifting chute (27);
one end of the pressing unit is connected with the top surface of the expansion ring (22), and the other end of the pressing unit extends upwards to the upper part of the stand (11);
the pressing unit comprises a lifting plate (28), the lifting plate (28) is movably arranged on the outer surface of the upper end of the drill rod (15), two sides of the top surface of the lifting plate (28) are fixedly provided with pressing rods (29), the upper ends of the pressing rods (29) slide through the base (11) to extend to one side of the handle (12), the top ends of the pressing rods (29) are fixedly provided with pressing heads (211), and the upper ends of the pressing rods (29) are movably sleeved with reset springs (210) which are abutted between the pressing heads (211) and the base (11);
the bottom surface of the lifting plate (28) is fixedly provided with a lifting rod (26), the bottom end of the lifting rod (26) downwards extends to the upper part of the sampling tube (16) and is fixedly provided with a lifting ring (25), the bottom end of the lifting ring (25) is rotatably provided with a rotating ring (24), the bottom surface of the rotating ring (24) is fixedly provided with a push rod (23), and the bottom end of the push rod (23) extends into the lifting chute (27) and is fixedly connected with the top surface of the expansion ring (22);
the locking assembly comprises a sliding hole (38), the sliding hole (38) is formed in the cylinder wall at the lower end of the sampling cylinder (16), one end of the sliding hole (38) is communicated with the lifting chute (27), the other end of the sliding hole is communicated with the sampling cavity in the sampling cylinder (16), and a clamping block (37) is slidably arranged in the sliding hole (38);
one end butt in expansion ring (22) of fixture block (37), the other end of fixture block (37) extends to the sample intracavity of sampling tube (16), the fixed mounting of surface of fixture block (37) has limiting plate (310), pressure spring (39) are installed towards one side butt in sampling tube (16) sample chamber on limiting plate (310).
2. A drilling apparatus for hydraulic loop geological survey according to claim 1, wherein: the drilling drive assembly comprises a base (11), an engine (13) and an oil tank (14) communicated with the engine (13) are fixedly arranged on the top surface of the base (11), handles (12) are fixedly arranged on two sides of the top surface of the base (11), a drill rod (15) is rotatably arranged at the bottom end of the base (11), the top end of the drill rod (15) is in transmission connection with the output end of the engine (13), and the bottom end of the drill rod (15) is fixedly connected with the top end of a sampling tube (16).
3. A drilling apparatus for hydraulic loop geological survey according to claim 1, wherein: an outer limit ring (2103) positioned on the outer ring of the sealing cover (21) is fixedly arranged at the bottom end of the sampling tube (16); the inner ring of the lifting ring (25) is sleeved on the outer ring of the drill rod (15) in a sliding manner.
4. A drilling apparatus for hydraulic loop geological survey according to claim 2, wherein: the pushing assembly comprises a piston rod (33) and a through groove (35), one end of the piston rod (33) is fixedly connected with the top surface of the piston plate (32), the other end of the piston rod extends upwards to the upper end of the inner cavity of the drill rod (15), and an inner slide block (34) is fixedly arranged at the top end of the piston rod (33);
the through groove (35) is formed in the upper end of the drill rod (15), a connecting block (36) is slidably mounted in the through groove (35), the inner side end of the connecting block (36) is fixedly connected with the inner slide block (34), and the outer side end of the connecting block (36) extends to the outer portion of the drill rod (15) and is fixedly connected with an outer slip ring (31).
5. A drilling apparatus for hydraulic loop geological survey according to claim 1, wherein: the bottom side of the abutting end of the clamping block (37) and the expansion ring (22) is provided with an arc-shaped guide surface.
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| CN215761507U (en) * | 2021-09-09 | 2022-02-08 | 周书昌 | Mineral product geological exploration equipment |
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