CN113125195B - Soil sampling device capable of performing layered sampling for land planning - Google Patents
Soil sampling device capable of performing layered sampling for land planning Download PDFInfo
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- CN113125195B CN113125195B CN202110231239.XA CN202110231239A CN113125195B CN 113125195 B CN113125195 B CN 113125195B CN 202110231239 A CN202110231239 A CN 202110231239A CN 113125195 B CN113125195 B CN 113125195B
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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
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Abstract
The invention relates to the technical field of soil sampling, in particular to a soil sampling device capable of performing layered sampling for land planning, which comprises a bottom plate, wherein guide slide bars are fixedly arranged at four corners of the bottom plate, top plates are fixedly arranged at the top ends of the guide slide bars, sliding plates are slidably arranged between each group of guide slide bars, the sliding plates are positioned between the top plates and the bottom plate, a drill pipe is rotatably arranged at the center of an inner cavity of the sliding plate, the drill pipe penetrates through the sliding plate to extend to the upper part of the sliding plate, a supporting plate is fixedly arranged at the bottom of the inner cavity of the drill pipe, a drill bit is fixedly arranged at the bottom end of the supporting plate, and a sampling mechanism is arranged in the inner cavity of the drill pipe; compared with the prior art, the invention can collect and sample the soil with different depths at the same time, avoids the traditional soil sampling device, and samples the soil with different depths one by one when the soil with different depths is required to be sampled, thereby not only wasting time and labor, but also ensuring that the sampling process is complicated.
Description
Technical Field
The invention relates to the technical field of soil adoption, in particular to a soil sampling device capable of performing layered sampling for land planning.
Background
Soil sampling refers to a method of collecting a soil sample, including the layout of the sampling and sampling techniques. The soil sample is collected after the end of the section observation and recording. Before sampling, the section should be trimmed and cleaned, the floating soil on the outermost layer should be scraped off, and then the sample is sampled from the central typical part layer by layer from top to bottom according to layers.
Traditional soil sampling device need take a sample one by one when needs are sampled the soil of different degree of depth, and not only waste time and energy, the sampling process is comparatively loaded down with trivial details moreover.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a soil sampling device capable of performing layered sampling for land planning.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a soil sampling device that can stratified sampling is used in land planning, includes the bottom plate, the equal fixed mounting in four corners of bottom plate has the guide slide bar, the top fixed mounting of guide slide bar has the roof, each group slidable mounting has the sliding plate between the guide slide bar, the sliding plate is located the roof with between the bottom plate, the inner chamber center department rotation of sliding plate rotates and installs the drill pipe, the drill pipe runs through the sliding plate extends to the top of sliding plate, the inner chamber bottom fixed mounting of drill pipe has the layer board, the bottom fixed mounting of layer board has the drill bit, the inner chamber of drill pipe is equipped with sampling mechanism, the lateral wall fixed mounting of drill pipe has the fourth gear, the fourth gear is located the top of sliding plate, the bottom plate with bilateral symmetry between the roof rotates and installs adjusting screw, the lateral wall of adjusting screw has the second spline groove, the last lateral wall bilateral symmetry rotation of sliding plate install with fourth gear looks engaged with third gear, adjusting screw runs through the sliding plate extends to the top of sliding plate, the inner chamber of sliding plate has the second spline groove and second spline groove, the second spline groove has the second spline groove to be installed in the second spline groove, the corresponding to the top plate has the second spline groove is installed to the inner chamber.
Preferably, the sampling mechanism comprises a fixed collar, the fixed collar is uniformly and equidistantly fixedly arranged in the inner cavity of the drill pipe, each group of inner cavities of the drill pipe are sleeved with discs, connecting pipes are fixedly arranged at the upper end and the lower end of each disc, and the connecting pipes are fixedly connected with the supporting plates at the bottom ends.
Preferably, the outer side wall of the drill pipe is uniformly and symmetrically provided with storage holes, each group of inner cavities of the storage holes are all rotationally provided with rotating shafts, fan-shaped sample scraping blocks are fixedly arranged on the outer sides of the rotating shafts, the fan-shaped sample scraping blocks are far away from one side wall of the storage holes, a collecting groove is formed in the side wall of the collecting groove, which is close to one side wall of the inner cavity of the drill pipe, is provided with a guide hole communicated with the inner cavity of the drill pipe, and one side of the storage holes far away from the inner cavity of the drill pipe is provided with an extension groove.
Preferably, a transmission groove is formed in a side wall, close to the inner cavity of the drill pipe, of the fan-shaped sample scraping block, the rotating shaft penetrates through the transmission groove, a first worm wheel is arranged in the inner cavity of the transmission groove, and the first worm wheel is fixedly connected with the transmission groove.
Preferably, an adjusting shaft is rotatably installed in the inner cavity of the disc, the bottom end of the adjusting shaft is rotatably connected with the supporting plate, first gears corresponding to the disc are uniformly and fixedly installed on the outer side of the adjusting shaft, first worms corresponding to the storage holes are symmetrically and rotatably installed on the outer side walls of the connecting pipes, second gears meshed with the first gears are fixedly installed on one side, close to the inner cavity of the connecting pipe, of the first worms, and the first worms are meshed and connected with the first worm gears.
Preferably, the limiting blocks are symmetrically and fixedly arranged on the upper side of the inner cavity of the drill pipe, the connecting discs are clamped above the limiting blocks, the connecting rods are symmetrically and fixedly arranged on the lower side walls of the connecting discs, the semicircular collecting boxes corresponding to the discs are uniformly and fixedly arranged on the outer side walls of the connecting rods on two sides, and the semicircular collecting boxes are matched with the outer side walls of the discs and the inner side walls of the fixing lantern rings.
Preferably, the top end of the drill pipe is detachably provided with a fixed cover, the fixed cover is connected with the connecting disc in a clamping mode, the inner cavities of the fixed cover and the connecting disc are provided with through holes, and the adjusting shaft penetrates through the connecting disc and the fixed cover to extend to the upper portion of the fixed cover.
Preferably, the first spline groove is symmetrically formed in the upper side of the outer side wall of the adjusting shaft, the second worm wheel is rotatably mounted in the center of the upper side wall of the fixed cover, first splines matched with the first spline groove are symmetrically arranged in the inner cavity of the second worm wheel, the adjusting shaft penetrates through the second worm wheel, and the first splines are slidably mounted in the inner cavity of the first spline groove.
Preferably, the upper side wall of the second worm wheel is symmetrically and fixedly provided with supporting blocks, and a second worm connected with the second worm wheel in a meshed manner is rotatably arranged between the two groups of supporting blocks.
The soil sampling device capable of performing layered sampling for land planning has the beneficial effects that:
1. according to the invention, after the drill pipe is drilled into soil, the second worm can be rotated, the second worm drives the adjusting shaft to rotate through the second worm wheel when the second worm rotates, the adjusting shaft drives the second gears and the first worm to rotate through the first gears when the adjusting shaft rotates, the first worm drives the rotating shafts and the fan-shaped sample scraping blocks to rotate along with the rotating shafts and the fan-shaped sample scraping blocks through the corresponding first worm wheels when the first worm gears rotate, the fan-shaped sample scraping blocks rotate after rotating out of the inner cavity of the containing hole, so that the fan-shaped sample scraping blocks can scrape the soil around the drill pipe to the inner cavity of the collecting groove and are discharged into the inner cavity of the drill pipe through the material guiding hole and are collected by the corresponding semicircular collecting box.
2. According to the invention, the third gear, the sliding plate and the adjusting screw are arranged, so that the drill pipe and the drill bit are driven to continuously rotate through the third gear and the fourth gear when the adjusting screw rotates, and meanwhile, the sliding plate and the drill pipe are driven to continuously move downwards, so that the speed of the drill bit and the drill pipe in drilling soil is improved, and the soil sampling efficiency is further effectively improved.
Drawings
FIG. 1 is a cross-sectional view of a soil sampling device capable of performing layered sampling for land planning according to the present invention;
FIG. 2 is an enlarged view of a portion of a soil sampling device A capable of performing layered sampling for land planning according to the present invention;
FIG. 3 is an enlarged view of a portion B of a soil sampling device capable of performing layered sampling for land planning according to the present invention;
FIG. 4 is a schematic top view of a drill pipe structure of a soil sampling device capable of performing layered sampling for land planning according to the present invention;
FIG. 5 is a front view of a soil sampling device capable of performing layered sampling for land planning according to the present invention;
FIG. 6 is a top view of a third gear structure of a soil sampling device capable of performing layered sampling for land planning according to the present invention;
FIG. 7 is a schematic diagram of a semicircular collecting box of a soil sampling device capable of performing layered sampling for land planning according to the present invention;
fig. 8 is a schematic diagram of a sector-shaped sample scraping block of a soil sampling device capable of performing layered sampling for land planning according to the present invention.
In the figure: the drilling machine comprises a bottom plate 1, a guide slide bar 2, a top plate 3, a sliding plate 4, a drill pipe 5, a drill bit 6, a supporting plate 7, a disc 8, a connecting pipe 9, a fixed sleeve ring 10, a semicircular collecting box 11, a connecting rod 12, an adjusting shaft 13, a first gear 14, a second gear 15, a containing hole 16, a rotating shaft 17, a sector sample scraping block 18, a collecting groove 19, a transmission groove 20, a first worm wheel 21, a first worm 22, an extending groove 23, a guide hole 24, a fixed cover 25, a connecting disc 26, a limiting block 27, a supporting block 28, a second worm 29, a second worm wheel 30, a first spline groove 31, a first spline 32, a through hole 33, a through hole 34, a third gear 35, a fourth gear 36, an adjusting screw 37, a second spline groove 38, a second spline 39, a fifth gear 40, a sixth gear 41, a motor 42 and an extending hole 43.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-8, a soil sampling device capable of sampling in layers for land planning comprises a bottom plate 1, guide slide bars 2 are fixedly arranged at four corners of the bottom plate 1, a top plate 3 is fixedly arranged at the top ends of the guide slide bars 2, sliding plates 4 are slidably arranged between each group of the guide slide bars 2, the sliding plates 4 are positioned between the top plate 3 and the bottom plate 1, a drill pipe 5 is rotatably arranged at the center of an inner cavity of the sliding plates 4, the drill pipe 5 penetrates through the sliding plates 4 to extend to the upper part of the sliding plates 4, a supporting plate 7 is fixedly arranged at the bottom of the inner cavity of the drill pipe 5, a drill bit 6 is fixedly arranged at the bottom end of the supporting plate 7, a sampling mechanism is arranged in the inner cavity of the drill pipe 5 and comprises a fixed collar 10, discs 8 are uniformly and fixedly arranged in the inner cavity of the drill pipe 5 at equal intervals, connecting pipes 9 are fixedly arranged at the upper end and the lower end of each disc 8, the bottom connecting pipe 9 is fixedly connected with the supporting plate 7, the outer side wall of the drill pipe 5 is uniformly and symmetrically provided with storage holes 16, the inner cavities of each group of storage holes 16 are respectively provided with a rotating shaft 17 in a rotating way, the outer side of the rotating shafts 17 is fixedly provided with a fan-shaped sample scraping block 18, one side wall of the fan-shaped sample scraping block 18, which is far away from the storage holes 16, is provided with a collecting groove 19, one side wall of the collecting groove 19, which is close to the inner cavity of the drill pipe 5, is provided with a guide hole 24 communicated with the inner cavity of the drill pipe 5, one side of the storage holes 16, which is far away from the inner cavity of the drill pipe 5, is provided with an extension groove 23, one side wall of the fan-shaped sample scraping block 18, which is close to the inner cavity of the drill pipe 5, is provided with a transmission groove 20, the rotating shafts 17 penetrate through the transmission groove 20, the inner cavity of the transmission groove 20 is provided with a first worm wheel 21, the inner cavity of the first worm wheel 21 is fixedly connected with the transmission groove 20, the inner cavity of the disc 8 is rotationally provided with an adjusting shaft 13, the bottom end of the adjusting shaft 13 is rotationally connected with the supporting plate 7, the outer side of the adjusting shaft 13 is uniformly and fixedly provided with a first gear 14 corresponding to the disc 8, the outer side wall of each group of connecting pipes 9 is symmetrically and rotatably provided with a first worm 22 corresponding to the containing hole 16, one side of the first worm 22 close to the inner cavity of the connecting pipe 9 is fixedly provided with a second gear 15 meshed with the first gear 14, the first worm 22 is meshed and connected with the first worm wheel 21, the upper side of the inner cavity of the drill pipe 5 is symmetrically and fixedly provided with a limiting block 27, the upper side of the limiting block 27 is clamped with a connecting disc 26, the lower side wall of the connecting disc 26 is symmetrically and fixedly provided with a connecting rod 12, the outer side wall of each side connecting rod 12 is uniformly and fixedly provided with a semicircular collecting box 11 corresponding to the disc 8, the semicircular collecting box 11 is matched with the outer side wall of the disc 8 and the inner side wall of the fixed collar 10, the top end of the drill pipe 5 is detachably provided with a fixed cover 25, the fixed cover 25 is clamped with the connecting disc 26, the inner cavities of the fixed cover 25 and the connecting disc 26 are respectively provided with a through hole 33, the adjusting shaft 13 penetrates through the connecting disc 26 and the fixed cover 25 to extend to the upper side of the fixed cover 25, the upper side of the outer side wall of the adjusting shaft 13 is symmetrically provided with a first spline groove 31, the center of the upper side wall of the fixed cover 25 is rotationally provided with a second worm wheel 30, the inner cavity of the second worm wheel 30 is symmetrically provided with a first spline 32 matched with the first spline groove 31, the adjusting shaft 13 penetrates through the second worm wheel 30, the first spline 32 is slidingly arranged in the inner cavity of the first spline groove 31, the upper side wall of the second worm wheel 30 is symmetrically and fixedly provided with a supporting block 28, a second worm 29 meshed and connected with the second worm wheel 30 is rotationally arranged between the two groups of supporting blocks 28, the second worm 29 is used for driving the adjusting shaft 13 to rotate through the second worm wheel 30 during rotation, the adjusting shaft 13 drives each group of second gears 15 and the first worm 22 through each group of first gears 14 during rotation, each group of first worm 22 drives each group of rotating shafts 17 and fan-shaped sample scraping blocks 18 to rotate along with the corresponding first worm gears 21 when rotating, after the fan-shaped sample scraping blocks 18 rotate to leave the inner cavity of the containing hole 16, when the drill pipe 5 rotates again, soil around the drill pipe 5 can be scraped to the inner cavity of the collecting groove 19 and discharged into the inner cavity of the drill pipe 5 through the guide holes 24, the semicircular collecting boxes 11 are used for collecting the soil discharged from the guide holes 24, further layered sampling of the soil with different depths is achieved, the containing holes 16 are used for containing the fan-shaped sample scraping blocks 18, the problem that the drill pipe 5 is difficult to drill in the soil is avoided, the connecting discs 26 are used for moving from the phase after sampling is completed, and then the connecting rods 12 drive each group of semicircular collecting boxes 11 to be taken out from the inner cavity of the drill pipe 5, and further the collected soil samples are taken out.
The outer side wall of the drill pipe 5 is fixedly provided with a fourth gear 36, the fourth gear 36 is located above the sliding plate 4, two sides of the bottom plate 1 and the top plate 3 are symmetrically and rotatably provided with an adjusting screw 37, the outer side wall of the adjusting screw 37 is provided with a second spline groove 38, two sides of the upper side wall of the sliding plate 4 are symmetrically and rotatably provided with a third gear 35 meshed with the fourth gear 36, the adjusting screw 37 penetrates through the third gear 35, the adjusting screw 37 is in threaded connection with the sliding plate 4, the inner cavity of the third gear 35 is fixedly provided with a second spline 39 matched with the second spline groove 38, the second spline 39 is slidably installed in the inner cavity of the second spline groove 38, the top end of one group of the second spline grooves 38 is fixedly provided with a fifth gear 40, the upper side wall of the top plate 3 is fixedly provided with a motor 42, the output end of the motor 42 is fixedly provided with a sixth gear 41 matched with the fifth gear 40, the inner cavity of the top plate 3 is provided with an extending hole 43 corresponding to the drill pipe 5, the inner cavity of the bottom plate 1 is provided with a through hole 34 corresponding to the drill bit 6, and the motor 42 is used for driving the drill bit 37 to rotate along with the fourth gear 37 through the sixth gear 41 and the fifth gear 40 when the fifth gear 40 is started to drive the fourth gear 37 to rotate, and the fourth gear 37 to rotate along with the adjusting screw 37 to the fourth gear 37 or the fourth gear 37 to rotate along with the adjusting screw 37 to the soil when the adjusting screw 37 is driven to rotate along with the fourth gear 37 to rotate, and the adjusting screw 37 to realize the soil when the adjusting screw is driven to rotate.
Working principle: when the device is used, the device is moved to a position to be sampled, then the motor 42 is powered on, so that the motor 42 drives the adjusting screw 37 to rotate through the sixth gear 41 and the fifth gear 40, the adjusting screw 37 drives the sliding plate 4 to move downwards when rotating, the drill bit 6 and the drill pipe 5 are continuously inserted into the soil to be sampled, meanwhile, the adjusting screw 37 drives the fourth gear 36 and the drill pipe 5 to rotate through the third gear 35 in the rotating process, the drill bit 6 and the drill pipe 5 are continuously driven to drill into the soil to be sampled, after the drill pipe 5 is driven to drill to the maximum depth to be sampled, the motor 42 is turned off, so that the drill pipe 5 and the drill bit 6 stop rotating and drilling, then the second worm 29 is rotated, so that the second worm 29 drives the adjusting shaft 13 to rotate through the second worm gear 30 when rotating, the adjusting shaft 13 drives each group of second gears 15 and first worms 22 to rotate through each group of first gears 14 when rotating, each group of first worms 22 drives each group of rotating shafts 17 and fan-shaped sample scraping blocks 18 to rotate through corresponding first worm gears 21 when rotating, after the fan-shaped sample scraping blocks 18 rotate out of the inner cavity of the containing holes 16, the drill pipe 5 is rotated, the fan-shaped sample scraping blocks 18 can scrape the soil around the drill pipe 5 to the inner cavity of the collecting groove 19 and are discharged into the inner cavity of the drill pipe 5 through the material guiding holes 24 and are collected by corresponding semicircular collecting boxes 11, the second worms 29 can be reversely rotated after the drill pipe 5 rotates for one circle, the adjusting shaft 13 is driven to rotate through the second worm gears 30 when the second worms 29 reversely rotate, the adjusting shaft 13 drives each group of second gears 15 and the first worms 22 to rotate through each group of first gears 14 when rotating, the first worm screws 22 of each group drive the rotating shafts 17 and the fan-shaped sample scraping blocks 18 to rotate along with the rotating shafts through the corresponding first worm gears 21 until the fan-shaped sample scraping blocks 18 are rotated to the inner cavities of the storage holes 16, then the motor 42 is started again, the motor 42 drives the adjusting screw 37 to rotate through the sixth gear 41 and the fifth gear 40, the adjusting screw 37 drives the sliding plate 4 to move upwards when rotating, and then the drill bit 6 and the drill pipe 5 are pulled out of the soil continuously, meanwhile, the adjusting screw 37 drives the fourth gear 36 and the drill pipe 5 to rotate along with the rotating shafts through the third gear 35 in the rotating process until the drill bit 6 and the drill pipe 5 are pulled out of the soil, then the fixed cover 25 is detached from the top end of the drill pipe 5, then the connecting disc 26 is rotated, the semicircular ring collecting boxes 11 are moved to two sides of the first worm screws 22, then the connecting disc 26 is lifted upwards, and the designed connecting disc 26 takes out the semicircular ring collecting boxes 11 of each group from the inner cavities of the drill pipe 5 through the connecting rod 12, and then the soil collected in each group of the semicircular ring collecting boxes 11 is pulled out of the inner cavities of the soil to collect soil, and the soil layers can be sampled.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (1)
1. The utility model provides a soil sampling device's for land planning application method that can take a sample in layers, the device includes bottom plate (1), its characterized in that, the four corners of bottom plate (1) are all fixed mounting has guide slide bar (2), the top fixed mounting of guide slide bar (2) has roof (3), and each group sliding mounting has sliding plate (4) between guide slide bar (2), sliding plate (4) are located roof (3) and bottom plate (1), the inner chamber center department rotation of sliding plate (4) is installed drill pipe (5), drill pipe (5) run through sliding plate (4) are extended to the top of sliding plate (4), the inner chamber bottom fixed mounting of drill pipe (5) has layer board (7), the bottom fixed mounting of layer board (7) has drill bit (6), the inner chamber of drill pipe (5) is equipped with sampling mechanism, the lateral wall fixed mounting of drill pipe (5) has fourth gear (36), fourth gear (36) are located sliding plate (4) top, the top of sliding plate (4) is run through screw rod (37) are installed in the symmetry, screw rod (37) are installed in the lateral wall (37), the utility model discloses a drill bit (34) of the drilling machine, including sliding plate (4), adjusting screw (37), motor (42), drill pipe (5), first spline (38), second spline (39), first gear (35) engaged with fourth gear (36) are installed to the bilateral symmetry rotation of the upper side wall of sliding plate (4), adjusting screw (37) run through third gear (35), adjusting screw (37) with sliding plate (4) threaded connection, the inner chamber of third gear (35) fixed mounting with second spline groove (38) looks adaptation second spline (39), second spline (39) slidable mounting in the inner chamber of second spline groove (38), a set of top fixed mounting of second spline groove (38) has fifth gear (40), the upper side wall fixed mounting of roof (3) has motor (42), the output fixed mounting of motor (42) with sixth gear (41) of fifth gear (40), the inner chamber of roof (3) have with drill pipe (5) corresponding extension hole (43), the inner chamber of floor (1) has corresponding drill bit (6);
the sampling mechanism comprises fixing collars (10), the fixing collars (10) are uniformly and equidistantly fixedly arranged in the inner cavity of the drill pipe (5), the inner cavities of the drill pipes (5) of each group are sleeved with discs (8), connecting pipes (9) are fixedly arranged at the upper end and the lower end of each disc (8), and the connecting pipes (9) at the bottom end are fixedly connected with the supporting plates (7);
the outer side wall of the drill pipe (5) is uniformly and symmetrically provided with storage holes (16), each group of inner cavities of the storage holes (16) are respectively provided with a rotating shaft (17) in a rotating mode, the outer sides of the rotating shafts (17) are fixedly provided with fan-shaped sample scraping blocks (18), one side wall, far away from the storage holes (16), of each fan-shaped sample scraping block (18) is provided with a collecting groove (19), one side wall, close to the inner cavity of the drill pipe (5), of each collecting groove (19) is provided with a guide hole (24) communicated with the inner cavity of the drill pipe (5), and one side, far away from the inner cavity of the drill pipe (5), of each storage hole (16) is provided with an extending groove (23);
a transmission groove (20) is formed in a side wall, close to the inner cavity of the drill pipe (5), of the fan-shaped sample scraping block (18), the rotating shaft (17) penetrates through the transmission groove (20), a first worm wheel (21) is arranged in the inner cavity of the transmission groove (20), and the first worm wheel (21) is fixedly connected with the transmission groove (20);
an adjusting shaft (13) is rotatably arranged in the inner cavity of the disc (8), the bottom end of the adjusting shaft (13) is rotatably connected with the supporting plate (7), first gears (14) corresponding to the disc (8) are uniformly and fixedly arranged on the outer sides of the adjusting shaft (13), first worms (22) corresponding to the containing holes (16) are symmetrically and rotatably arranged on the outer side walls of the connecting pipes (9), second gears (15) meshed with the first gears (14) are fixedly arranged on one sides, close to the inner cavity of the connecting pipes (9), of the first worms (22), and the first worms (22) are meshed and connected with the first worm gears (21);
limiting blocks (27) are symmetrically and fixedly arranged on the upper side of an inner cavity of the drill pipe (5), connecting discs (26) are clamped above the limiting blocks (27), connecting rods (12) are symmetrically and fixedly arranged on the lower side walls of the connecting discs (26), semicircular collecting boxes (11) corresponding to the discs (8) are uniformly and fixedly arranged on the outer side walls of the connecting rods (12) on two sides, and the semicircular collecting boxes (11) are matched with the outer side walls of the discs (8) and the inner side walls of the fixing lantern rings (10);
a fixed cover (25) is detachably arranged at the top end of the drill pipe (5), the fixed cover (25) is clamped with the connecting disc (26), through holes (33) are formed in inner cavities of the fixed cover (25) and the connecting disc (26), and the adjusting shaft (13) penetrates through the connecting disc (26) and the fixed cover (25) to extend to the upper part of the fixed cover (25);
a first spline groove (31) is symmetrically formed in the upper side of the outer side wall of the adjusting shaft (13), a second worm wheel (30) is rotatably mounted in the center of the upper side wall of the fixed cover (25), first splines (32) matched with the first spline groove (31) are symmetrically arranged in the inner cavity of the second worm wheel (30), the adjusting shaft (13) penetrates through the second worm wheel (30), and the first splines (32) are slidably mounted in the inner cavity of the first spline groove (31);
support blocks (28) are symmetrically and fixedly arranged on the upper side wall of the second worm wheel (30), and a second worm (29) meshed with the second worm wheel (30) is rotatably arranged between the two groups of support blocks (28);
when in use, the device is moved to a position to be sampled, then the motor 42 is powered on, so that the motor 42 drives the adjusting screw 37 to rotate through the sixth gear 41 and the fifth gear 40, the adjusting screw 37 drives the sliding plate 4 to move downwards when rotating, and then the drill bit 6 and the drill pipe 5 are continuously inserted into the soil to be sampled, meanwhile, the adjusting screw 37 drives the fourth gear 36 and the drill pipe 5 to rotate through the third gear 35 in the rotating process, and then drives the drill bit 6 and the drill pipe 5 to continuously drill into the soil to be sampled, after the drill pipe 5 drills into the required maximum depth, the motor 42 is turned off, so that the drill pipe 5 and the drill bit 6 stop rotating and drilling, then the second worm 29 is rotated, so that the second worm 29 drives the adjusting shaft 13 to rotate through the second worm wheel 30 when rotating, the adjusting shaft 13 drives each group of second gears 15 and first worms 22 to rotate through each group of first gears 14 when rotating, each group of first worms 22 drives each group of rotating shafts 17 and fan-shaped sample scraping blocks 18 to rotate through corresponding first worm gears 21 when rotating, after the fan-shaped sample scraping blocks 18 rotate out of the inner cavity of the containing holes 16, the drill pipe 5 is rotated, the fan-shaped sample scraping blocks 18 can scrape the soil around the drill pipe 5 to the inner cavity of the collecting groove 19 and are discharged into the inner cavity of the drill pipe 5 through the material guiding holes 24 and are collected by corresponding semicircular collecting boxes 11, the second worms 29 can be reversely rotated after the drill pipe 5 rotates for one circle, the adjusting shaft 13 is driven to rotate through the second worm gears 30 when the second worms 29 reversely rotate, the adjusting shaft 13 drives each group of second gears 15 and the first worms 22 to rotate through each group of first gears 14 when rotating, the first worm screws 22 of each group drive the rotating shafts 17 and the fan-shaped sample scraping blocks 18 to rotate along with the rotating shafts through the corresponding first worm gears 21 until the fan-shaped sample scraping blocks 18 are rotated to the inner cavities of the storage holes 16, then the motor 42 is started again, the motor 42 drives the adjusting screw 37 to rotate through the sixth gear 41 and the fifth gear 40, the adjusting screw 37 drives the sliding plate 4 to move upwards when rotating, and then the drill bit 6 and the drill pipe 5 are pulled out of the soil continuously, meanwhile, the adjusting screw 37 drives the fourth gear 36 and the drill pipe 5 to rotate along with the rotating shafts through the third gear 35 in the rotating process until the drill bit 6 and the drill pipe 5 are pulled out of the soil, then the fixed cover 25 is detached from the top end of the drill pipe 5, then the connecting disc 26 is rotated, the semicircular ring collecting boxes 11 are moved to two sides of the first worm screws 22, then the connecting disc 26 is lifted upwards, and the designed connecting disc 26 takes out the semicircular ring collecting boxes 11 of each group from the inner cavities of the drill pipe 5 through the connecting rod 12, and then the soil collected in each group of the semicircular ring collecting boxes 11 is pulled out of the inner cavities of the soil to collect soil, and the soil layers can be sampled.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110231239.XA CN113125195B (en) | 2021-03-02 | 2021-03-02 | Soil sampling device capable of performing layered sampling for land planning |
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| CN202110231239.XA CN113125195B (en) | 2021-03-02 | 2021-03-02 | Soil sampling device capable of performing layered sampling for land planning |
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| CN113125195B true CN113125195B (en) | 2023-05-05 |
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| CN113740104B (en) * | 2021-10-10 | 2022-05-17 | 安徽省中环检测有限公司 | Layered sampling device for soil detection sampling |
| CN114199619A (en) * | 2021-12-10 | 2022-03-18 | 山西大学 | Concealed flat bed soil sampling device |
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