CN114152468A - Soil sampling equipment is used in hydrogeology reconnaissance - Google Patents
Soil sampling equipment is used in hydrogeology reconnaissance Download PDFInfo
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- CN114152468A CN114152468A CN202111467111.XA CN202111467111A CN114152468A CN 114152468 A CN114152468 A CN 114152468A CN 202111467111 A CN202111467111 A CN 202111467111A CN 114152468 A CN114152468 A CN 114152468A
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- 238000005527 soil sampling Methods 0.000 title claims abstract description 21
- 239000002689 soil Substances 0.000 claims abstract description 108
- 238000005070 sampling Methods 0.000 claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000002002 slurry Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 43
- 239000000463 material Substances 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 9
- 238000011835 investigation Methods 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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Abstract
The invention relates to the field of hydrogeology, in particular to soil sampling equipment for hydrogeology reconnaissance. The technical problems are as follows: the upper soil belongs to relative dryness, and lower floor's soil is moist to the vegetation of upper soil and soil are difficult to separate, all have the difficulty to the partial sample of mud under the surface of water and collect. The technical scheme is as follows: a soil sampling device for hydrogeological exploration comprises a lower layer sampling unit, a rotary sample outlet unit and the like; the lower part of the lower layer sampling unit is connected with a rotary sample outlet unit for taking out a slurry sample. The invention can effectively separate the vegetation and the soil in the upper soil sample by sampling the upper soil and the lower soil in the marsh land in a grading way, and can collect the lower mud in the marsh land by sampling the lower soil in an inclined way, thereby reducing the damage of the natural environment of the sampling site.
Description
Technical Field
The invention relates to the field of hydrogeology, in particular to soil sampling equipment for hydrogeology reconnaissance.
Background
In the geological exploration sampling process, the exploration of swamp geology has obvious difficulty, due to the limitation of natural conditions, swamps have soil bags which are similar to bubbles and are higher than water surface, and the soil of the swamp landform contains a large number of biological communities for scientific research.
However, because the upper soil above the water surface is relatively dry, the soil under the water surface is wet, and the upper soil can grow rich vegetation, the vegetation is difficult to separate from the soil, and the sampling and collecting of the mud part under the water surface are difficult under the condition that the damage of the natural environment around the sampling point is reduced, and the wet soil can be adhered to the outer side of the sampling tool in the process of sampling the marshland brings troubles to the subsequent post-sampling work.
In summary, there is a need to develop a soil sampling device for hydrogeological exploration to overcome the above problems.
Disclosure of Invention
The invention provides soil sampling equipment for hydrogeological exploration, aiming at overcoming the defects that upper soil is relatively dry, lower soil is relatively wet, vegetation and soil of the upper soil are difficult to separate, and sampling and collecting of mud parts under water are difficult.
The technical scheme is as follows: a soil sampling device for hydrogeological investigation comprises a top plate, a cross beam and a mounting buckle; the device also comprises an upper layer sampling unit, a shunt unit, a lower layer sampling unit and a rotary sample outlet unit; the left part and the right part of the top plate are respectively fixedly connected with a beam; the two cross beams are respectively fixedly connected with a mounting buckle; the lower surface of the top plate is connected with an upper layer sampling unit for sampling the upper soil in the swamp; the left part and the right part of the top plate are connected with a shunting unit used for separating soil and plants in upper soil; the front part of the upper surface of the top plate is connected with a lower layer sampling unit for sampling wet mud on the lower layer in the swamp; the lower part of the lower layer sampling unit is connected with a rotary sample outlet unit for taking out a slurry sample.
Furthermore, the upper sampling unit comprises a first electric slide rail, a transverse plate, a first electric actuator, a first U-shaped frame, a soil shoveling cabin and a sealing plate; two first electric slide rails are respectively arranged at the front part of the lower surface and the rear part of the lower surface of the top plate; the left part and the right part of each of the two first electric slide rails are connected with a transverse plate through an electric slide block in a sliding manner; the front parts of the lower surfaces of the two transverse plates and the rear parts of the lower surfaces are respectively provided with a first electric actuator; the lower ends of the two telescopic parts of the first electric actuator on the left side and the lower ends of the two telescopic parts of the first electric actuator on the right side are respectively fixedly connected with a first U-shaped frame; the lower parts of the two first U-shaped frames are respectively fixedly connected with a soil shoveling cabin for sampling the soil on the upper layer of the marsh land; two opposite sides of the shovel soil cabin are respectively connected with a sealing plate in a rotating mode, and the sealing plates are located on transverse grooves on the inner side of the shovel soil cabin.
Furthermore, the middle part of the soil shoveling cabin is provided with a transverse groove, and the lower part of the soil shoveling cabin is provided with a plurality of water filtering grooves for draining the excess moisture of the obtained soil on the upper layer of the marsh.
Furthermore, a torsion spring is arranged between the sealing plate and the soil shoveling cabin, and two ends of the torsion spring are respectively connected with the soil shoveling cabin and the sealing plate and used for sealing the transverse groove by the sealing plate.
Furthermore, the shunting unit comprises a second U-shaped frame, a third U-shaped frame, a second electric slide rail, a first connecting rod, an L-shaped frame and a plug board; the left part and the right part of the top plate are respectively fixedly connected with a second U-shaped frame; a third U-shaped frame is fixedly connected to the left part and the right part of the top plate respectively, and the two third U-shaped frames are positioned between the two second U-shaped frames; two second electric slide rails are respectively arranged at the lower part of the second U-shaped frame and the lower part of the third U-shaped frame on the left side; the lower part of the second U-shaped frame and the lower part of the third U-shaped frame on the right are respectively provided with another two second electric slide rails; the two second electric sliding rails on the left side are connected with a first connecting rod in a sliding manner through electric sliding blocks; the two second electric sliding rails on the right are connected with another first connecting rod in a sliding manner through electric sliding blocks; the front parts of the upper surfaces of the two first connecting rods and the rear parts of the upper surfaces of the two first connecting rods are fixedly connected with an L-shaped frame respectively; the opposite sides of the two L-shaped frames on the left side and the two L-shaped frames on the right side are respectively fixedly connected with an inserting plate used for separating soil and plants; and wedge-shaped parts are arranged on the opposite sides of the two inserting plates.
Furthermore, a plurality of gaps for filtering water are formed on the inserting plate, and a plurality of nailing parts for pulling the root parts of the vegetation are arranged between the adjacent gaps.
Furthermore, the lower layer sampling unit comprises a first support plate, an H-shaped frame, a fourth U-shaped frame, a knob, a mounting plate, a third electric slide rail, a rotating frame, a material storage pipe, a second support plate, a second electric actuator, a connecting plate, a second connecting rod and a sealing block; two first support plates are fixedly connected to the front part of the upper surface of the top plate; the front parts of the lower surfaces of the two first supporting plates are fixedly connected with an H-shaped frame; the lower surface of the H-shaped frame is fixedly connected with a fourth U-shaped frame; the lower part of the fourth U-shaped frame is rotatably connected with two knobs for adjusting the angle; the opposite sides of the two knobs are fixedly connected with mounting plates; two third electric slide rails are arranged on the inner side of the mounting plate; the two third electric sliding rails are connected with a rotating frame in a sliding manner through electric sliding blocks; the middle part of the rotating frame is rotatably connected with a storage pipe; the front part of the rotating frame is provided with a first branch part; the rear part of the rotating frame is provided with a second branch part; the rotating frame is connected with the rotary sample outlet unit; a second support plate is fixedly connected in the material storage pipe; the storage pipe is connected with a rotary sample outlet unit in a sliding manner; a second electric actuator is arranged on the second support plate; the upper end of the telescopic part of the second electric actuator is fixedly connected with a connecting plate; a second connecting rod is fixedly connected to the right part of the connecting plate; the second connecting rod is connected with the second support plate in a sliding manner; the lower part of the second connecting rod is fixedly connected with a sealing block for sealing the sampled slurry of the wetlands, and the sealing block is provided with nine diversion holes for filtering out the excessive moisture of the slurry sample.
Furthermore, a through hole is formed in the upper portion of the mounting plate, and an inclined opening is formed in the lower portion of the material storage pipe and used for being inserted into the slurry of the wetlands.
Furthermore, two air holes are formed in the second support plate and used for dredging air in the storage pipe after the sealing block bears the slurry.
Furthermore, the rotary sample outlet unit comprises a third electric actuator, an annular scraper, an L-shaped plate, a first gear, a screw rod and a second gear; a third electric actuator is arranged on the lower surface of the first support part in the front of the rotating frame; the outer surface of the material storage pipe is connected with an annular scraper in a sliding manner; the lower end of the telescopic part of the third electric actuator is fixedly connected with the upper surface of a third branch part in front of the annular scraper; the upper part of the annular scraper is fixedly connected with an L-shaped plate; the upper part of the outer surface of the material storage pipe is fixedly connected with a first gear; a second branch part at the rear part of the rotating frame is rotationally connected with a screw rod; the upper part of the screw rod is fixedly connected with a second gear; the second gear is meshed with the first gear; the upper part of the L-shaped plate is screwed with the screw rod.
The invention has the beneficial effects that:
1. the invention can effectively separate the vegetation and the soil in the upper soil sample by sampling the upper soil and the lower soil in the marsh land in a grading way, and can collect the lower mud in the marsh land by sampling the lower soil in an inclined way, thereby reducing the damage of the natural environment of the sampling site.
2. The invention effectively solves the problem that the nailing parts hook the vegetation after the inserting plate is inserted between the root of the vegetation and the soil by arranging the nailing parts of the inserting plate, and synchronously drives the vegetation to move together when the inserting plate moves so as to shake off the soil on the vegetation.
3. According to the invention, the storage pipe is obliquely arranged, so that when the storage pipe is used for sampling mud in the soil of the swamp underground layer, the mud can enter the storage pipe.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the present invention;
FIG. 2 is a schematic perspective view of a second embodiment of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a schematic perspective view of an upper sampling unit according to the present invention;
FIG. 5 is a schematic perspective view of a portion of an upper sampling unit according to the present invention;
FIG. 6 is a schematic perspective view of a first embodiment of the present invention;
FIG. 7 is a schematic view of a first partially separated body structure of the flow distribution unit of the present invention;
FIG. 8 is a schematic view of a second partially separated body structure of the flow distribution unit of the present invention;
FIG. 9 is a perspective view of a second embodiment of the present invention;
FIG. 10 is a schematic perspective view of a lower sampling unit according to the present invention;
FIG. 11 is a partial cross-sectional structural view of a lower sampling unit according to the present invention;
fig. 12 is a schematic perspective view of a rotary sample outlet unit according to the present invention.
Description of reference numerals: 1-top plate, 2-cross beam, 3-mounting buckle, 101-first electric slide rail, 102-cross plate, 103-first electric actuator, 104-first U-shaped frame, 105-shovel cabin, 106-sealing plate, 105 a-cross groove, 105 b-water filtering groove, 201-second U-shaped frame, 202-third U-shaped frame, 203-second electric slide rail, 204-first connecting rod, 205-L-shaped frame, 206-plug plate, 206 a-wedge part, 206 b-nailing part, 301-first support plate, 302-H-shaped frame, 303-fourth U-shaped frame, 304-knob, 305-mounting plate, 306-third electric slide rail, 307-rotating frame, 308-material storage pipe, 309-second support plate, 3010-second electric actuator, 3011-connecting plate, 3012-second connecting rod, 3013-sealing block, 305 a-through hole, 307 a-first branch part, 307 b-second branch part, 308 a-oblique port, 309 a-air hole, 3013 a-guide hole, 401-third electric actuator, 402-annular scraper, 403-L-shaped plate, 404-first gear, 405-screw rod, 406-second gear and 402 a-third branch part.
Detailed Description
The invention is further described below with reference to the figures and examples.
In the embodiment of the present invention, the first electric actuator 103, the second electric actuator 3010 and the third electric actuator 401 are electric push rods.
Example 1
A soil sampling device for hydrogeological exploration is shown in figures 1-3 and comprises a top plate 1, a cross beam 2 and a mounting buckle 3; the device also comprises an upper layer sampling unit, a shunt unit, a lower layer sampling unit and a rotary sample outlet unit; the left part and the right part of the top plate 1 are respectively connected with a cross beam 2 through bolts; the two cross beams 2 are respectively fixedly connected with a mounting buckle 3; the lower surface of the top plate 1 is connected with an upper layer sampling unit; the left part and the right part of the top plate 1 are connected with a shunting unit; the front part of the upper surface of the top plate 1 is connected with a lower layer sampling unit; the lower part of the lower layer sampling unit is connected with a rotary sample outlet unit.
Before using a soil sampling device for hydrogeological exploration, which is hereinafter referred to as soil sampling device for short, firstly, an operator installs a top plate 1 on a marsh vehicle through two cross beams 2 and two installation buckles 3 and connects with a power supply on the marsh vehicle, then the swamp buggy is driven to the position needing sampling, then the upper layer sampling unit samples the upper layer soil of the sampling site, then, incidental impurities in the upper layer sampling unit are scraped through the shunting unit, the upper layer sampling unit is transferred to a sample storage position, the shunting unit separates soil and vegetation in the sample, the sample storage position collects the soil sample, the lower layer sampling unit samples lower layer slurry in a sampling place, the lower layer sampling unit is transferred to the sample storage position, the sample outlet unit is rotated to start to operate to lead out the slurry in the lower layer sampling unit, and finally the vegetation in the upper layer sampling unit is put back to the sampling place; the invention can effectively separate the vegetation and the soil in the upper soil sample by sampling the upper soil and the lower soil in the marsh land in a grading way, and can collect the lower mud in the marsh land by sampling the lower soil in an inclined way, thereby reducing the damage of the natural environment of the sampling site.
Example 2
On the basis of embodiment 1, as shown in fig. 1 and fig. 4 to 12, the upper sampling unit includes a first electric slide rail 101, a transverse plate 102, a first electric actuator 103, a first U-shaped frame 104, a shovel compartment 105 and a sealing plate 106; two first electric slide rails 101 are respectively arranged at the front part and the rear part of the lower surface of the top plate 1; the left part and the right part of each of the two first electric slide rails 101 are connected with a transverse plate 102 through electric slide blocks in a sliding manner; the front part of the lower surface and the rear part of the lower surface of the two transverse plates 102 are respectively provided with a first electric actuator 103; the lower ends of the telescopic parts of the two first electric actuators 103 on the left side and the lower ends of the telescopic parts of the two first electric actuators 103 on the right side are respectively fixedly connected with a first U-shaped frame 104; the lower parts of the two first U-shaped frames 104 are respectively connected with a soil shoveling cabin 105 through bolts; one sealing plate 106 is rotatably connected to each of the two soil-shoveling chambers 105 on the opposite sides, and the sealing plate 106 is positioned in a lateral groove 105a inside the soil-shoveling chamber 105.
A transverse groove 105a is formed in the middle of the shovel cabin 105, a plurality of water filtering grooves 105b are formed in the lower portion of the shovel cabin 105, a torsion spring is arranged between the sealing plate 106 and the shovel cabin 105, and two ends of the torsion spring are respectively connected with the shovel cabin 105 and the sealing plate 106.
The shunting unit comprises a second U-shaped frame 201, a third U-shaped frame 202, a second electric slide rail 203, a first connecting rod 204, an L-shaped frame 205 and a plug board 206; the left part and the right part of the top plate 1 are respectively connected with a second U-shaped frame 201 through bolts; a third U-shaped frame 202 is connected to the left part and the right part of the top plate 1 through bolts respectively, and the two third U-shaped frames 202 are positioned between the two second U-shaped frames 201; two second electric slide rails 203 are arranged at the lower parts of the second U-shaped frame 201 and the third U-shaped frame 202 on the left; the lower parts of the second U-shaped frame 201 and the third U-shaped frame 202 on the right are provided with another two second electric slide rails 203; the two second electric slide rails 203 on the left are connected with a first connecting rod 204 in a sliding manner through electric slide blocks; the two second electric slide rails 203 on the right are connected with another first connecting rod 204 through electric slide blocks in a sliding manner; an L-shaped frame 205 is welded on the front part of the upper surface and the rear part of the upper surface of each of the two first connecting rods 204; two L-shaped frames 205 on the left side and two L-shaped frames 205 on the right side are connected with inserting plates 206 through bolts at opposite sides; and wedge portions 206a are provided on both opposite sides of the two insert plates 206.
The insertion plate 206 is provided with a plurality of gaps for filtering water, and a plurality of nail-stabbing portions 206b are arranged between adjacent gaps.
Upper soil sampling process: firstly, the marsh gas vehicle is transferred to the vicinity of a sampling point, then a first electric actuator 103 is started, four first electric actuators 103 extend to drive two first U-shaped frames 104 to move downwards, the two first U-shaped frames 104 drive soil shoveling chambers 105 to move downwards, when the two soil shoveling chambers 105 shovel the soil on the upper layer of the sampling point, until transverse grooves 105a of the two soil shoveling chambers 105 are close to the soil, the four first electric actuators 103 are closed, then a left transverse plate 102 and a right transverse plate 102 move in the mutually approaching direction through two first electric sliding rails 101 by a sliding block, the two soil shoveling chambers 105 are synchronously driven to move in the mutually approaching direction until the two soil shoveling chambers 105 are buckled together, at the moment, soil samples are taken from the two soil shoveling chambers 105, at the moment, excessive water in the soil samples can filter the water through the grooves 105b on the two soil shoveling chambers 105, the water filtering point is filtered, the two transverse plates 102 stop moving, then the four first electric actuators 103 are started, the four first electric actuators 103 contract to synchronously drive the two soil shoveling chambers 105 to move upwards, when the transverse grooves 105a of the soil shoveling chambers 105 are higher than the insertion plates 206, the two first connecting rods 204 move towards the mutually approaching direction through the sliding blocks, the two first connecting rods 204 respectively drive the two L-shaped frames 205 to move towards the mutually approaching direction, the wedge-shaped parts 206a of the two insertion plates 206 are synchronously driven to contact with the outer inclined planes of the soil shoveling chambers 105, the two insertion plates 206 move towards the mutually approaching direction along with the upward movement of the two soil shoveling chambers 105, the wedge-shaped parts 206a of the two insertion plates 206 scrape the residual soil outside the two soil shoveling chambers 105, after the residual soil outside the two soil shoveling chambers 105 is scraped, the four first electric actuators 103 extend to synchronously drive the two soil shoveling chambers 105 to move downwards until the transverse grooves 105a of the two soil shoveling chambers 105 are flush with the two insertion plates 206, closing the extension of the four first electric actuators 103, moving the two first connecting rods 204 in the direction away from each other simultaneously, until the two inserting plates 206 are not in contact with the two soil shoveling chambers 105, stopping the movement of the two first connecting rods 204, when the two inserting plates 206 are flush with the transverse grooves 105a of the two soil shoveling chambers 105, moving the two first connecting rods 204 in the direction approaching to each other, synchronously driving the two inserting plates 206 to move in the direction approaching to each other, simultaneously inserting the two inserting plates 206 into the transverse grooves 105a of the two soil shoveling chambers 105, inwards jacking the two sealing plates 106, inserting the two inserting plates 206 into the two soil shoveling chambers 105 from the root vegetation of the soil samples in the soil shoveling chambers 105, and then transferring the two soil shoveling chambers 105 to the position where the samples are stored.
The soil and vegetation separation process: when the two soil shoveling chambers 105 reach the upper part of the sample storage position, the two transverse plates 102 move in the direction away from each other to synchronously drive the two soil shoveling chambers 105 to move in the direction away from each other, at the moment, the soil samples in the two soil shoveling chambers 105 partially enter the sample storage position, then the two first connecting rods 204 reciprocate back and forth on the two second electric slide rails 203 to synchronously drive the two inserting plates 206 to reciprocate back and forth, the two inserting plates 206 drive the vegetation to shake through the nailing parts 206b, the soil adhered on the vegetation is shaken off until enough soil samples are collected, the two insertion plates 206 are withdrawn from the transverse grooves 105a of the two soil shoveling chambers 105 after the soil shoveling chambers 105 are transferred to the upper part of the sampling point, at the moment, the two sealing plates 106 are overturned under the action of the torsion springs to seal the transverse grooves 105a of the two soil shoveling chambers 105, and meanwhile, the vegetation in the two soil shoveling chambers 105 falls back to the sampling point along the inclined plane.
The lower layer sampling unit comprises a first support plate 301, an H-shaped frame 302, a fourth U-shaped frame 303, a knob 304, a mounting plate 305, a third electric slide rail 306, a rotating frame 307, a storage pipe 308, a second support plate 309, a second electric actuator 3010, a connecting plate 3011, a second connecting rod 3012 and a sealing block 3013; two first supporting plates 301 are connected to the front part of the upper surface of the top plate 1 through bolts; the front parts of the lower surfaces of the two first support plates 301 are connected with an H-shaped frame 302 through bolts; the lower surface of the H-shaped frame 302 is connected with a fourth U-shaped frame 303 through bolts; the lower part of the fourth U-shaped frame 303 is rotatably connected with two knobs 304; mounting plates 305 are fixedly connected to opposite sides of the two knobs 304; two third electric slide rails 306 are mounted on the inner side of the mounting plate 305; the two third electric slide rails 306 are connected with a rotating frame 307 in a sliding manner through electric slide blocks; the middle part of the rotating frame 307 is rotatably connected with a storage pipe 308; the front part of the rotating frame 307 is provided with a first branch part 307 a; the rear part of the rotating frame 307 is provided with a second branch part 307 b; the rotating frame 307 is connected with the rotary sample outlet unit; a second support plate 309 is welded inside the storage pipe 308; the storage tube 308 is slidably connected with a rotary sample outlet unit; a second electric actuator 3010 is mounted on the second support plate 309; the upper end of the telescopic part of the second electric actuator 3010 is fixedly connected with a connecting plate 3011; a second connecting rod 3012 is welded at the right part of the connecting plate 3011; the second connecting rod 3012 is slidably connected to the second support plate 309; the lower part of the second connecting rod 3012 is welded with a sealing block 3013, and the sealing block 3013 is provided with nine diversion holes 3013 a.
The mounting plate 305 has a through hole 305a at the upper part, the storage tube 308 has an oblique opening 308a at the lower part, and the second support plate 309 has two air holes 309 a.
The rotary sample outlet unit comprises a third electric actuator 401, an annular scraper 402, an L-shaped plate 403, a first gear 404, a screw rod 405 and a second gear 406; a third electric actuator 401 is mounted on the lower surface of the first branch part 307a in the front part of the rotating frame 307; the outer surface of the storage pipe 308 is slidably connected with an annular scraper 402; the lower end of the telescopic part of the third electric actuator 401 is fixedly connected with the upper surface of a third branch part 402a at the front part of the annular scraper 402; an L-shaped plate 403 is welded on the upper part of the annular scraper 402; a first gear 404 is fixedly connected to the upper part of the outer surface of the storage pipe 308; a second branch part 307b at the rear part of the rotating frame 307 is rotatably connected with a screw rod 405; a second gear 406 is fixedly connected to the upper part of the screw rod 405; the second gear 406 is meshed with the first gear 404; the upper part of the L-shaped plate 403 is screwed with the screw rod 405.
Lower soil sampling process: after the upper soil of the sampling point is taken away, the lower sampling unit is transferred to the upper part of the sampling point, an operator rotates the two knobs 304 to adjust the angle of the mounting plate 305, after the angle adjustment is completed, the rotating frame 307 moves on the two third electric slide rails 306 through the two slide blocks, the rotating frame 307 drives the storage pipe 308 to move, the storage pipe 308 is obliquely inserted into the sampling point, then the second electric actuator 3010 is started, the second electric actuator 3010 contracts to drive the connecting plate 3011 to drive the second connecting rod 3012 to move, the second connecting rod 3012 drives the sealing block 3013 to move, so that the sealing block 3013 is away from the position of the bevel mouth 308a of the storage pipe 308, mud in the lower soil of the sampling point can enter the storage pipe 308 from the gap between the sealing block 3013 and the storage pipe 308, after enough soil samples are collected, the second electric actuator 3010 extends, and synchronously drives the sealing block 3013 to seal the bevel mouth 308a of the storage pipe 308, the excess moisture in the slurry flows out from the diversion hole 3013a of the sealing block 3013, then the rotating rack 307 moves reversely, and the storage pipe 308 is driven to move upwards synchronously until the second connecting rod 3012 passes through the through hole 305a of the mounting plate 305, and then the rotating rack 307 contacts the mounting plate 305, then the rotating rack 307 stops moving, and then the lower layer sampling unit is transferred to the position above the sample storage position.
The lower soil unloading process: when the storage pipe 308 reaches the upper part of the sample storage position in an inclined manner, then, the third electric actuator 401 is started, the third electric actuator 401 extends to drive the annular scraper 402 to move on the outer surface of the storage pipe 308, so that the annular scraper 402 scrapes off the sample soil remaining on the outer surface of the storage pipe 308, the scraped soil enters the storage position of the soil sample, meanwhile, because the L-shaped plate 403 and the transmission screw rod 405 are not self-locked, the annular scraper 402 drives the L-shaped plate 403 to rotate the transmission screw rod 405, the screw rod 405 drives the second gear 406 to drive the first gear 404 to rotate, the first gear 404 drives the storage pipe 308 to rotate, the storage pipe 308 drives the second support plate 309 to drive the second electric actuator 3010 to rotate, the second electric actuator 3010 drives the connecting plate 3011 to drive the second connecting rod 3012 to rotate, the second connecting rod 3012 drives the sealing block 3013 to rotate, so that the inclined port 308a of the storage pipe 308 is turned from the original upward to the lower soil sample storage position, the third electric actuator 401 is closed, then the second electric actuator 3010 is activated, the second electric actuator 3010 is contracted, and the sealing block 3013 is synchronously moved away from the bevel port 308a of the stock pipe 308, so that the slurry in the stock pipe 308 is transferred out from the position between the sealing block 3013 and the stock pipe 308 and collected on the sample storage position, and the second electric actuator 3010 is closed.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. A soil sampling device for hydrogeological investigation comprises a top plate, a cross beam and a mounting buckle; the device is characterized by also comprising an upper layer sampling unit, a shunt unit, a lower layer sampling unit and a rotary sample outlet unit; the left part and the right part of the top plate are respectively fixedly connected with a beam; the two cross beams are respectively fixedly connected with a mounting buckle; the lower surface of the top plate is connected with an upper layer sampling unit for sampling the upper soil in the swamp; the left part and the right part of the top plate are connected with a shunting unit used for separating soil and plants in upper soil; the front part of the upper surface of the top plate is connected with a lower layer sampling unit for sampling wet mud on the lower layer in the swamp; the lower part of the lower layer sampling unit is connected with a rotary sample outlet unit for taking out a slurry sample.
2. The soil sampling device for hydrogeological investigation of claim 1, wherein the upper sampling unit comprises a first electric slide rail, a transverse plate, a first electric actuator, a first U-shaped frame, a soil shoveling cabin and a sealing plate; two first electric slide rails are respectively arranged at the front part of the lower surface and the rear part of the lower surface of the top plate; the left part and the right part of each of the two first electric slide rails are connected with a transverse plate through an electric slide block in a sliding manner; the front parts of the lower surfaces of the two transverse plates and the rear parts of the lower surfaces are respectively provided with a first electric actuator; the lower ends of the two telescopic parts of the first electric actuator on the left side and the lower ends of the two telescopic parts of the first electric actuator on the right side are respectively fixedly connected with a first U-shaped frame; the lower parts of the two first U-shaped frames are respectively fixedly connected with a soil shoveling cabin for sampling the soil on the upper layer of the marsh land; two opposite sides of the shovel soil cabin are respectively connected with a sealing plate in a rotating mode, and the sealing plates are located on transverse grooves on the inner side of the shovel soil cabin.
3. The soil sampling device for hydrogeological investigation of claim 2, wherein the shovel compartment has a horizontal trough in the middle and a plurality of drainage troughs in the lower part for draining excess water from the soil in the upper layer of the marsh.
4. The soil sampling device for hydrogeological investigation of claim 2, wherein a torsion spring is disposed between the sealing plate and the shovel chamber, and two ends of the torsion spring are connected with the shovel chamber and the sealing plate respectively for sealing the transverse groove by the sealing plate.
5. The soil sampling device for hydrogeological investigation of claim 2, wherein the flow dividing unit comprises a second U-shaped frame, a third U-shaped frame, a second electric slide rail, a first connecting rod, an L-shaped frame and a plug board; the left part and the right part of the top plate are respectively fixedly connected with a second U-shaped frame; a third U-shaped frame is fixedly connected to the left part and the right part of the top plate respectively, and the two third U-shaped frames are positioned between the two second U-shaped frames; two second electric slide rails are respectively arranged at the lower part of the second U-shaped frame and the lower part of the third U-shaped frame on the left side; the lower part of the second U-shaped frame and the lower part of the third U-shaped frame on the right are respectively provided with another two second electric slide rails; the two second electric sliding rails on the left side are connected with a first connecting rod in a sliding manner through electric sliding blocks; the two second electric sliding rails on the right are connected with another first connecting rod in a sliding manner through electric sliding blocks; the front parts of the upper surfaces of the two first connecting rods and the rear parts of the upper surfaces of the two first connecting rods are fixedly connected with an L-shaped frame respectively; the opposite sides of the two L-shaped frames on the left side and the two L-shaped frames on the right side are respectively fixedly connected with an inserting plate used for separating soil and plants; and wedge-shaped parts are arranged on the opposite sides of the two inserting plates.
6. The soil sampling device for hydrogeological investigation of claim 5, wherein the insert plate is provided with a plurality of gaps for filtering water, and a plurality of nailing parts for pulling the root parts of the vegetation are arranged between adjacent gaps.
7. The soil sampling device for hydrogeological investigation of claim 5, wherein the lower sampling unit comprises a first support plate, an H-shaped frame, a fourth U-shaped frame, a knob, a mounting plate, a third electric slide rail, a rotating frame, a material storage pipe, a second support plate, a second electric actuator, a connecting plate, a second connecting rod and a sealing block; two first support plates are fixedly connected to the front part of the upper surface of the top plate; the front parts of the lower surfaces of the two first supporting plates are fixedly connected with an H-shaped frame; the lower surface of the H-shaped frame is fixedly connected with a fourth U-shaped frame; the lower part of the fourth U-shaped frame is rotatably connected with two knobs for adjusting the angle; the opposite sides of the two knobs are fixedly connected with mounting plates; two third electric slide rails are arranged on the inner side of the mounting plate; the two third electric sliding rails are connected with a rotating frame in a sliding manner through electric sliding blocks; the middle part of the rotating frame is rotatably connected with a storage pipe; the front part of the rotating frame is provided with a first branch part; the rear part of the rotating frame is provided with a second branch part; the rotating frame is connected with the rotary sample outlet unit; a second support plate is fixedly connected in the material storage pipe; the storage pipe is connected with a rotary sample outlet unit in a sliding manner; a second electric actuator is arranged on the second support plate; the upper end of the telescopic part of the second electric actuator is fixedly connected with a connecting plate; a second connecting rod is fixedly connected to the right part of the connecting plate; the second connecting rod is connected with the second support plate in a sliding manner; the lower part of the second connecting rod is fixedly connected with a sealing block for sealing the sampled slurry of the wetlands, and the sealing block is provided with nine diversion holes for filtering out the excessive moisture of the slurry sample.
8. The apparatus of claim 7, wherein the mounting plate has a through hole at an upper portion thereof, and the storage tube has a beveled lower portion for insertion into slurry in the lower portion of the wetland.
9. The apparatus of claim 7, wherein the second plate has two holes for guiding the gas in the slurry-carrying seal block.
10. The soil sampling device for hydrogeological investigation of claim 7, wherein the rotary sample-discharging unit comprises a third electric actuator, an annular scraper, an L-shaped plate, a first gear, a screw rod and a second gear; a third electric actuator is arranged on the lower surface of the first support part in the front of the rotating frame; the outer surface of the material storage pipe is connected with an annular scraper in a sliding manner; the lower end of the telescopic part of the third electric actuator is fixedly connected with the upper surface of a third branch part in front of the annular scraper; the upper part of the annular scraper is fixedly connected with an L-shaped plate; the upper part of the outer surface of the material storage pipe is fixedly connected with a first gear; a second branch part at the rear part of the rotating frame is rotationally connected with a screw rod; the upper part of the screw rod is fixedly connected with a second gear; the second gear is meshed with the first gear; the upper part of the L-shaped plate is screwed with the screw rod.
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| CN114152468B (en) | 2024-03-26 |
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