CN216410736U - Geological stratification sampling device - Google Patents
Geological stratification sampling device Download PDFInfo
- Publication number
- CN216410736U CN216410736U CN202123179342.9U CN202123179342U CN216410736U CN 216410736 U CN216410736 U CN 216410736U CN 202123179342 U CN202123179342 U CN 202123179342U CN 216410736 U CN216410736 U CN 216410736U
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- ring
- drill pipe
- mounting frame
- main shaft
- geological
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- 238000005070 sampling Methods 0.000 title claims abstract description 64
- 238000013517 stratification Methods 0.000 title claims description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 238000001125 extrusion Methods 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 241001330002 Bambuseae Species 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 238000005553 drilling Methods 0.000 abstract description 5
- 239000002689 soil Substances 0.000 description 26
- 229910052500 inorganic mineral Inorganic materials 0.000 description 5
- 239000011707 mineral Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005527 soil sampling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model provides a geological layered sampling device, which aims to solve the technical problems that the existing geological sampling device cannot continuously sample, has small sampling amount, poor adaptability and low efficiency and comprises a mounting frame, wherein a rotatable main shaft is arranged on the mounting frame, a spiral blade is arranged on the main shaft, a drill bit is arranged at the lower end of the main shaft, a drill pipe is sleeved on the spiral blade and is in extrusion contact with the drill bit to form a drill rod structure, the upper part of the main shaft is connected with a ring platform, the ring platform is in sealing fit with the drill pipe, a ring groove is formed in the ring platform, a push block is arranged in the ring groove, a stop block is arranged on the drill pipe and corresponds to the push block, a ring cylinder coaxial with the ring platform is arranged on the mounting frame, the ring cylinder is in sealing contact with the opposite end surfaces of the ring platform, a collecting assembly is arranged on the mounting frame and is communicated with the ring cylinder, the main shaft is driven by a motor, and an adjusting mechanism is connected between the drill pipe and the mounting frame. The device realizes continuous mass sampling at a single sampling position, and has strong adaptability and high flexibility; need not to draw the drilling rod after the single sample, promoted work efficiency.
Description
Technical Field
The utility model relates to the technical field of geological sampling, in particular to a geological stratification sampling device capable of determining sampling quantity according to requirements.
Background
Geology mainly researches the earth and the cause and evolution development thereof, including earthquake prediction, search and exploration of various mineral products, disastrous landslide, evolution of ancient creatures and the like, the geological exploration is to find mineral deposits with industrial significance in mineral product general survey, and layered sampling is needed to be carried out on the geology for finding out the quality and quantity of the mineral products and the technical conditions of mining and utilization and reducing environmental damage caused by mineral product mining.
The traditional geological sampling equipment is generally characterized in that a soil sampling/sampling device is arranged at the bottom of a drill rod, after soil sampling is carried out once, the drill rod needs to be extracted to take out a sample, the drill rod is drilled into the ground again to sample the next layer of soil, the working process is slow, manpower is consumed, and the efficiency is reduced; or rely on the manpower to use soil auger, spade and shovel to carry out the layering sample to the geology, this kind of sample mode consumes the manpower more, has increased the sample time, has reduced work efficiency.
Although the existing improved sampling devices realize the effect of layered sampling, the existing improved sampling devices are not convenient for blocking sample soil, the soil is easy to fall off during extraction, and the use requirements cannot be met; the sampling device can not continuously sample soil at a single sampling position, and the sampling amount is limited by the capacity of a sampler/sampling cylinder/sampling box arranged on the drill rod, so that the sampling amount is less and quantitative, and the using requirements of different sampling amounts of all soil layers can not be met; meanwhile, the sampling device on the drill rod of the sampling device is fixed in position interval, poor in adaptability to sampling of different soil layers, incapable of flexibly adjusting sampling positions and further improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a geological stratified sampling device, which aims to solve the technical problems that the existing geological sampling device cannot continuously sample, has small sampling amount, poor adaptability and low efficiency.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
the utility model provides a geological stratification sampling device, the mounting bracket comprises a mounting bracket, be equipped with rotatable main shaft on the mounting bracket, be equipped with helical blade on the main shaft, the main shaft lower extreme is equipped with the drill bit, the cover is equipped with the drill pipe on the helical blade, drill pipe and drill bit extrusion contact, the drill pipe constitutes the drilling rod structure with the drill bit, main shaft upper portion is connected with the ring platform, the sealed laminating of ring platform and drill pipe, the ring platform lateral wall is opened there is coaxial annular, be equipped with the ejector pad of fixing on the ring platform in the annular, be equipped with the dog of arranging the annular in on the drill pipe, the dog corresponds with the ejector pad, be equipped with the ring section of thick bamboo coaxial with the ring platform on the mounting bracket, the relative end face sealing contact of ring platform and ring section of thick bamboo, be equipped with the collection subassembly on the mounting bracket, collection subassembly and ring section of thick bamboo communicate with each other, the main shaft is by motor drive, be connected with adjustment mechanism between drill pipe and the mounting bracket.
Preferably, the ring barrel is provided with a fixing strip corresponding to the stop block.
Preferably, the adjusting mechanism comprises a lantern ring which is rotatably sleeved on the drill pipe, a rotatable lead screw is arranged on the mounting rack, the lead screw is arranged along the length direction of the drill pipe, and the lead screw and the lantern ring are in screw transmission.
Preferably, the number of the screw shafts is two, and the two screw shafts are in chain transmission.
Preferably, a hand wheel is arranged on any lead screw.
Preferably, the collecting assembly comprises a cavity arranged on the mounting frame, the cavity is communicated with the ring barrel, the side wall of the cavity is communicated with a guide pipe, and a detachable sampling bottle is connected to the free end of the guide pipe.
Preferably, the output shaft of the motor extends into the cavity and is coaxially connected with the main shaft, a first bevel gear fixedly sleeved on the output shaft of the motor is arranged in the cavity, a rotatable screw shaft is arranged in the guide tube, and a second bevel gear meshed with the first bevel gear is fixedly sleeved on the screw shaft.
Preferably, a fixing frame is arranged on the outer side of the mounting frame, a hydraulic cylinder is arranged on the fixing frame, and a piston rod of the hydraulic cylinder is connected with the mounting frame.
Preferably, a fixing frame is arranged on the outer side of the mounting frame, a hydraulic cylinder is arranged on the fixing frame, and a piston rod of the hydraulic cylinder is connected with the mounting frame.
The utility model has the following beneficial effects:
1. when the underground is drilled, the drill pipe is in contact with the drill bit to form a drill rod structure, so that soil can be conveniently drilled and can enter the underground, when a sample is taken, the drill pipe is separated from the drill bit, the helical blade in the drill pipe is in contact with the soil near the drill bit, the rotation of the helical blade cannot drive the drill pipe to rotate, but the rotation of the helical blade can drive the soil near the drill bit to continuously flow to the collection assembly through the drill pipe and enter the collection assembly, so that the continuous sampling of a single sampling position is realized, the sampling amount can be determined according to the use requirement, and the sample amount is increased; when the next position is sampled, the drill rod can be driven to move downwards continuously, and the downward detection depth of the drill rod is determined according to the depth requirement of the sampling, so that the device has strong adaptability and high flexibility; simultaneously, this device need not to draw the drilling rod in order to take out the sample when single sample, compares with current sampling device, has promoted work efficiency greatly.
2. The relative distance between the drill pipe and the drill bit is adjusted through the two lead screws, the drilling and sampling effects are achieved, the operation is simple and convenient, the self-locking characteristic of the lead screws also guarantees real-time fixation of the drill pipe, and the drill pipe is prevented from falling due to self weight.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is an isometric view of the present invention.
FIG. 2 is an isometric cross-sectional view of the present invention with the mounting bracket removed.
Fig. 3 is a perspective sectional view of the present invention with the mount and hydraulic cylinder removed.
The attached drawings are marked as follows: 1-mounting frame, 2-main shaft, 3-helical blade, 4-drill bit, 5-ring table, 6-rib plate, 7-push block, 8-ring cylinder, 9-drill pipe, 10-stop block, 11-motor, 12-fixing bar, 13-ring, 14-screw rod, 15-hand wheel, 16-cavity, 17-guide pipe, 18-first bevel gear, 19-helical shaft, 20-second bevel gear, 21-hydraulic cylinder, 22-fixing frame, 23-ring groove, 24-extension plate and 25-baffle plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Embodiment 1, as shown in fig. 1 and 2, a geological layered sampling device comprises a mounting frame 1, a main shaft 2 is rotatably connected to the mounting frame 1, the main shaft 2 is vertically arranged, a helical blade 3 arranged along an axis is arranged on the main shaft 2, a conical drill bit 4 with a downward vertex is arranged at the lower end of the main shaft 2, the radius of the bottom surface of the drill bit 4 is larger than the rotating radius of the helical blade 3, a drill pipe 9 is sleeved on the helical blade 3, the drill pipe 9 and the main shaft are coaxial, the lower end surface of the drill pipe 9 is in compression contact with the upper end surface of the drill bit 4, the outer diameter of the drill pipe 9 is equal to the radius of the bottom surface/upper end surface of the drill bit 4, the drill pipe 9 and the drill bit 4 form a drill pipe structure, a coaxial ring platform 5 is arranged at the upper part of the main shaft 2, the ring platform 5 and the main shaft 2 are fixedly connected through a plurality of rib plates 6, the plurality of rib plates 6 are uniformly distributed along the circumferential direction of the main shaft 2, the drill pipe 9 is sleeved on the ring platform 5, the inner side wall of the drill pipe 9 is in sealing sliding fit with the outer side wall of the ring platform 5, the upper portion of the outer side wall of the ring platform 5 is provided with a coaxial ring groove 23, the cross section (rotary cross section) of the ring platform 5 is in a step shape, a push block 7 fixed on the ring platform 5 is arranged in the ring groove 23, a stop block 10 arranged in the ring groove 23 is arranged on the drill pipe 9, the stop block 10 corresponds to the push block 7 along the circumferential direction of the ring platform 5, a ring cylinder 8 coaxial with the ring platform 5 is arranged on the mounting rack 1, the opposite end faces of the ring cylinder 8 and the ring platform 5 are in sealing contact, the inner diameter and the outer diameter of the ring cylinder 8 are equal to each other, namely the contact ends of the ring cylinder 8 and the ring platform 5 are parallel and level, a collecting assembly is arranged on the mounting rack 1, the collecting assembly is communicated with the ring cylinder 8, the main shaft 2 is driven by a motor 11, and an adjusting mechanism is connected between the drill pipe 9 and the mounting rack 1.
Starting a motor 11 to drive a main shaft 2 to rotate, wherein the main shaft 2 drives a drill bit 4 and a helical blade 3 to synchronously rotate, meanwhile, the main shaft 2 drives a ring platform 5 to rotate, the ring platform 5 drives a push block 7 to rotate, the push block 7 rotates by a certain angle and then contacts with a stop block 10, the push block 7 pushes the stop block 10 to rotate, the stop block 10 drives a drill pipe 9 to rotate, at the moment, a drill rod structure formed by the rotating drill bit 4 and the drill pipe 9 rotates to enable an installation frame 1 to move downwards, the drill bit 4 drills into the ground, when the drill bit 4 goes deep into a sampling position, the drill pipe 9 vertically moves upwards through an adjusting mechanism, the push block 7 is separated from the stop block 10, the push block 7 moves to the position of a ring barrel 8, the lower end face of the drill pipe 9 is separated from the upper end face of the drill bit 4, the helical blade 3 is exposed, soil is extruded from a gap between the lower end face of the drill pipe 9 and the upper end face of the drill bit 4 under the action of self-pressure and contacts with the helical blade 3, and the motor 11 is started again, the main shaft 2 is driven to rotate, at the moment, the push block 7 and the stop block 10 are in a separation state, therefore, the main shaft 2 cannot drive the drill pipe 9 to rotate, the main shaft 2 drives the spiral blades 3 to rotate, the spiral blades 3 drive soil to rise, the soil is transmitted to the top of the drill pipe 9 and flows into the collection assembly through the annular cylinder 8, the soil at the drill bit 4 continuously flows into the collection assembly through the arrangement, a large number of sampling effects are achieved, different sample quantities can be collected according to different requirements of various experiments, the drilling depth of the drill bit 4 of the device is controllable, the sampling position can be adjusted steplessly, namely, the device can sample any soil layer, the sampling is convenient, after the sampling is completed, when the next layer of soil is sampled, the drill pipe 9 is moved downwards through the adjusting mechanism to reset, and the steps are repeated.
In embodiment 2, the ring tube 8 is provided with a fixing strip 12 corresponding to the stopper 10 in addition to embodiment 1.
When the drill pipe 9 moves upwards through the adjusting mechanism, the drill pipe 9 drives the stop block 10 to move upwards, the stop block 10 is separated from the push block 7, meanwhile, the stop block 10 slides to enter the position of the annular cylinder 8, after the drill pipe 9 moves upwards, when the subsequent spiral blades 3 extract soil samples, the rotary spiral blades 3 disturb the drill pipe 9, so that the drill pipe 9 tends to rotate along with the stop block, the stop block 10 on the drill pipe 9 rotates to be in contact with the fixed strip 12, the drill pipe 9 cannot rotate continuously under the blocking of the fixed strip 12, the drill pipe 9 is maintained in the existing state along with the stop block, the drill pipe 9 does not rotate any more, and the rotation of the drill pipe 9 is effectively avoided, so that the subsequent process of extracting the soil samples is influenced.
Embodiment 3, on the basis of embodiment 2, adjustment mechanism includes that the cover is established at lantern ring 13 on drill pipe 9, rotates on the mounting bracket 1 and is connected with lead screw 14, and lead screw 14 sets up along the length direction of drill pipe 9, and lantern ring 13 is equipped with horizontal extension board 24, and lead screw 14 lower part is worn to establish on extension board 24 and with extension board 24 screw drive.
The screw 14 is rotated, the screw 14 drives the extension plate 24 to move along the axial direction of the screw 14, and the lantern ring 13 moves vertically along with the axial movement.
One of the screw rods 14 is rotated to drive the other screw rod 14 to rotate through chain transmission, the two screw rods 14 drive the two extension plates 24 to vertically move, the two extension plates 24 drive the lantern ring 13 to vertically move, so that the two sides of the lantern ring 13 are simultaneously acted by the transmission force of the screw rods 14, the stress of the lantern ring 13 is more uniform, the lantern ring 13 is convenient to vertically move, the baffle 25 is used for limiting the extension plates 24 to continuously move downwards on the screw rods 14, the extension plates 24 are prevented from being separated from the screw rods 14, when the extension plates 24 are in contact with the baffle 25, the screw rods 14 are stopped to rotate, and at the moment, the stop blocks 10 just enter the ring platform.
In embodiment 5, on the basis of embodiment 4, a hand wheel 15 is arranged on any one of the lead screws 14, and the hand wheel 15 is convenient for driving the lead screw 14 to rotate.
Soil samples are transmitted into the cavity 16 through the drill pipe 9, the ring platform 5 and the ring cylinder 8, under the power action of the spiral blade 3, the soil samples are pushed into the guide pipe 17 and enter the sampling bottle through the guide pipe 17, after one sample is collected, the sampling bottle is replaced, the soil samples at the next sampling position can be collected conveniently, the sampling bottle corresponds to the sampling position one by one, the mixing of the soil samples is avoided, and the accuracy of the experiment is improved.
Embodiment 7, as shown in fig. 3, based on embodiment 6, an output shaft of a motor 11 extends into a cavity 16, the output shaft of the motor is coaxially and fixedly connected with a spindle 2, a first bevel gear 18 fixedly sleeved on the output shaft of the motor 11 is arranged in the cavity 16, a rotatable screw shaft 19 is arranged in a guide tube 17, the screw shaft 19 is arranged along an axis of the guide tube 17, and a second bevel gear 20 meshed with the first bevel gear 18 is fixedly sleeved on the screw shaft 19.
When the main shaft 2 rotates, the spiral blade 3 is driven to extract the soil sample, the first bevel gear 18 is driven to rotate, the first bevel gear 18 drives the second bevel gear 20 to rotate, the second bevel gear 20 drives the spiral shaft 19 to rotate, the spiral shaft 19 performs secondary pumping on the soil sample entering the cavity 16, the flowing speed of the soil sample to the sampling bottle is accelerated, and the soil sample flows into the sampling bottle through the guide pipe 17 under the power action of the spiral shaft 19.
The hydraulic cylinder 21 is started, the piston rod extends out to push the mounting frame 1 to move downwards, the mounting frame 1 pushes the drill bit 4 to move downwards, the motor 11 is started at the moment to enable the drill bit 4 to rotate, and the effect that the drill bit 4 rotates while feeding (namely the drill bit 4 drills into the ground) is achieved.
Embodiment 9, on the basis of embodiment 7, a fixing frame 22 is arranged outside the mounting frame 1, a vertical hydraulic cylinder 21 is arranged on the fixing frame 22, and a piston rod of the hydraulic cylinder 21 is fixedly connected with the mounting frame 1.
Example 10, on the basis of example 6, the detachable connection between the guide tube 17 and the sampling bottle can be a threaded connection, a snap connection and the like, and the connection is quick and convenient to disassemble and assemble.
Example 11, on the basis of example 7, the detachable connection between the guide tube 17 and the sampling bottle can be a threaded connection, a snap connection and the like, and the connection is quick and convenient to disassemble and assemble.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The geological layered sampling device comprises a mounting frame (1) and is characterized in that a rotatable main shaft (2) is arranged on the mounting frame (1), a helical blade (3) is arranged on the main shaft (2), a drill bit (4) is arranged at the lower end of the main shaft (2), a drill pipe (9) is sleeved on the helical blade, the drill pipe (9) is in extrusion contact with the drill bit (4), the drill pipe (9) and the drill bit (4) form a drill rod structure, the upper part of the main shaft is connected with a ring platform (5), the ring platform (5) is in sealing fit with the drill pipe (9), a coaxial ring groove (23) is formed in the outer side wall of the ring platform (5), a push block (7) fixed on the ring platform (5) is arranged in the ring groove (23), a stop block (10) arranged in the ring groove (23) is arranged on the drill pipe (9), the stop block (10) corresponds to the push block (7), a ring cylinder (8) coaxial with the ring platform (5) is arranged on the mounting frame (1), the relative end face sealing contact of ring platform (5) and ring section of thick bamboo (8), be equipped with the collection subassembly on mounting bracket (1), collect subassembly and ring section of thick bamboo (8) and communicate with each other, main shaft (2) are connected with adjustment mechanism by motor (11) drive between drill pipe (9) and mounting bracket (1).
2. Geological stratified sampling apparatus according to claim 1, characterized in that the collar (8) is provided with a fixing strip (12) corresponding to the stop (10).
3. The geological stratified sampling device as claimed in claim 1 or 2, wherein the adjusting mechanism comprises a collar (13) rotatably sleeved on the drill pipe (9), a rotatable lead screw (14) is arranged on the mounting frame (1), the lead screw (14) is arranged along the length direction of the drill pipe (9), and the lead screw (14) and the collar (13) are in screw transmission.
4. Geological stratified sampling apparatus according to claim 3, characterized in that there are two screws (14), the two screws (14) being chain driven between them.
5. Geological stratified sampling apparatus according to claim 4, characterized in that a hand wheel (15) is provided on any of the threaded rods (14).
6. Geological stratification sampling device according to claim 1, 2, 4 or 5, characterized in that the collection assembly comprises a cavity (16) arranged on the mounting frame (1), the cavity (16) is communicated with the collar (8), a guide tube (17) is communicated with the side wall of the cavity (16), and a detachable sampling bottle is connected to the free end of the guide tube (17).
7. The geological stratified sampling device according to claim 6, characterized in that the output shaft of the motor (11) extends into the cavity (16) and is coaxially connected with the main shaft (2), a first bevel gear (18) fixed on the output shaft of the motor (11) is arranged in the cavity (16), a rotatable screw shaft (19) is arranged in the guide tube (17), and a second bevel gear (20) meshed with the first bevel gear (18) is fixedly sleeved on the screw shaft (19).
8. The geological stratified sampling device according to claim 6, characterized in that a fixed mount (22) is provided outside the mounting frame (1), a hydraulic cylinder (21) is provided on the fixed mount (22), and a piston rod of the hydraulic cylinder (21) is connected with the mounting frame (1).
9. The geological stratified sampling device according to claim 7, characterized in that a fixed mount (22) is provided outside the mounting frame (1), a hydraulic cylinder (21) is provided on the fixed mount (22), and a piston rod of the hydraulic cylinder (21) is connected with the mounting frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123179342.9U CN216410736U (en) | 2021-12-17 | 2021-12-17 | Geological stratification sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123179342.9U CN216410736U (en) | 2021-12-17 | 2021-12-17 | Geological stratification sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216410736U true CN216410736U (en) | 2022-04-29 |
Family
ID=81286143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123179342.9U Expired - Fee Related CN216410736U (en) | 2021-12-17 | 2021-12-17 | Geological stratification sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216410736U (en) |
-
2021
- 2021-12-17 CN CN202123179342.9U patent/CN216410736U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220429 |