CN118225491A - A soil segmentation sampler - Google Patents
A soil segmentation sampler Download PDFInfo
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- CN118225491A CN118225491A CN202410649256.9A CN202410649256A CN118225491A CN 118225491 A CN118225491 A CN 118225491A CN 202410649256 A CN202410649256 A CN 202410649256A CN 118225491 A CN118225491 A CN 118225491A
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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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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
发明属于土壤取样技术领域，尤其是一种土壤分段取样器，包括底座，底座顶部固定有主架，主架上固定有螺杆，螺杆上螺纹连接有螺纹筒，螺纹筒底端固定有多个钻杆，钻杆的圆周外壁固定有螺旋叶片，位于最下方的钻杆的底端固定有钻头，螺纹筒连接有驱转组件，钻头圆周内壁开设有不少于两个的安装槽，安装槽的底壁固定有连接座，连接座上转动连接有拦截板，拦截板连接有推拉组件。本发明中，在钻头钻入土壤时，土样从钻头进入钻杆，就会自动将拦截板推开，使得拦截板紧靠在安装槽的顶壁上，不会阻碍土样的进入，而在拉出钻杆的过程中，推拉组件就会推动拦截板向内转动，即可通过拦截板从底端将土样托住，从而避免土样掉落下来。
The invention belongs to the field of soil sampling technology, in particular to a soil segmented sampler, including a base, a main frame fixed on the top of the base, a screw rod fixed on the main frame, a threaded barrel threadedly connected to the screw rod, a plurality of drill rods fixed at the bottom end of the threaded barrel, a spiral blade fixed to the circumferential outer wall of the drill rod, a drill bit fixed to the bottom end of the drill rod at the bottom, a driving assembly connected to the threaded barrel, no less than two mounting grooves provided on the circumferential inner wall of the drill bit, a connecting seat fixed to the bottom wall of the mounting groove, an interception plate rotatably connected to the connecting seat, and a push-pull assembly connected to the interception plate. In the present invention, when the drill bit drills into the soil, the soil sample enters the drill rod from the drill bit, and the interception plate will be automatically pushed away, so that the interception plate is close to the top wall of the mounting groove and will not hinder the entry of the soil sample. In the process of pulling out the drill rod, the push-pull assembly will push the interception plate to rotate inward, and the soil sample can be supported from the bottom end by the interception plate, thereby preventing the soil sample from falling down.
Description
Technical Field
The invention relates to the technical field of soil sampling, in particular to a soil segment sampler.
Background
Soil research is mainly to study the moisture, nutrient composition and physical properties of soil, and soil needs to be sampled before the research; during sampling, soil samples are generally selected to be obtained in a growing season, the depth of each month is generally 200-500cm, the interval is generally 10-20cm, and the soil is taken up and then the moisture, the nutrient components and the physical properties of the soil are measured and studied.
In order to solve the problem that 'current equipment is difficult to carry out multistage sample to soil', chinese patent with publication No. CN207763981U discloses a soil segmentation sampler, which comprises a frame, drill bit and cylinder drilling rod, the motor has been linked firmly in the frame, a power supply, controller and montant, be provided with vertical spout on the montant, the controller is connected with the motor electricity, controller and motor are all connected with the power electricity, cylinder drilling rod is hollow structure, the drill bit is the coring bit, rotate in the frame and be connected with first gear and second gear, first gear and second gear meshing, first gear is driven rotatoryly by the motor, the central point of second gear is provided with the square hole, side fixedly connected with U type cover on the second gear, sliding connection has the square drilling rod in the square hole, be provided with the screw hole on the U type cover directly over the square drilling rod, threaded connection has the screw rod in the screw hole, the one end fixedly connected with connecting rod is kept away from to the screw rod, connecting rod and spout sliding connection. Although solving the existing technical problems, the following problems still exist:
According to the technical scheme, on one hand, when the drill rods are pulled out of the drill holes, the lowest drill rod is gradually suspended, on the other hand, when the drill rods are pulled out, the pulled out drill rods are detached in advance one by one, the lower drill rods are easy to shake in the detaching process, then soil samples in the drill rods can be easily and sequentially dropped downwards, and accordingly corresponding improvement is made to the problem.
Disclosure of Invention
Based on the technical problems existing in the prior art, the invention provides a soil subsection sampler.
The invention provides a soil subsection sampler, which comprises a U-shaped base, wherein an L-shaped main frame is fixed at the top of the base, a screw rod is fixed on the main frame, a threaded cylinder penetrating through the base is connected to the screw rod in a threaded manner, a plurality of drill rods connected end to end are detachably fixed at the bottom end of the threaded cylinder, spiral blades are fixed on the circumferential outer wall of the drill rods, a drill bit is detachably fixed at the bottom end of the lowest drill rod, a driving component is connected to the threaded cylinder and used for driving the threaded cylinder to rotate, mounting grooves distributed in an annular array are formed in the circumferential inner wall of the drill bit, a connecting seat is fixed at the bottom wall of the mounting groove, an interception plate is rotationally connected to the connecting seat, the interception plate is connected with a push-pull component, when a drill bit drills into soil, the drill rod from the drill bit, the interception plate is automatically pushed away, so that the interception plate is tightly abutted to the top wall of the mounting groove, the drill rod and the drill rod are not blocked from entering, and the push-pull component can push the interception plate to rotate inwards in the process of pulling the drill rod, namely the soil sample is prevented from falling from the bottom end of the soil sample through the interception plate.
Preferably, the driving assembly comprises a motor, a fixed plate is fixed on the bottom surface of the base, the motor is fixed on the fixed plate, an output shaft of the motor penetrates through the base to be connected with a main gear, a driven gear which is in sliding fit with the threaded cylinder is sleeved on the threaded cylinder, the driven gear is meshed with the main gear, a button and a storage battery are further fixed on one side of the top of the base, the motor is started through the button, the storage battery supplies power for the motor, the output shaft of the motor drives the main gear to rotate, the main gear is meshed to drive the driven gear to rotate, and the driven gear synchronously drives the threaded cylinder to rotate.
Preferably, a pair of sliding grooves are formed in the circumferential outer wall of the threaded cylinder, and a pair of sliding blocks located in the sliding grooves are arranged on the circumferential inner wall of the gear, so that the threaded cylinder can move up and down under the action of the screw rod when rotating.
Preferably, the push-pull assembly comprises a lantern ring sleeved at the top end of the drill bit, the lantern ring is connected with the interception plate through a transmission structure, and when the lantern ring moves downwards, the interception plate is pushed inwards through the transmission structure, so that the interception plate is supported from the bottom end of the soil sample.
Preferably, the transmission structure comprises a pair of vertical rods fixed at the bottom of the lantern ring, the vertical rods penetrate into the mounting groove from a first insertion opening on the drill bit, the bottom ends of the vertical rods are rotationally connected with a first connecting rod, the bottom ends of the first connecting rod are rotationally connected with the interception plate, certain soil residues can be drilled when the drill bit drills, the soil residues can be brought to the ground through the rotation of the spiral blades, and in the process of pulling out the drill rod, the soil residues can slide downwards along the spiral blades so as to be pressed on the lantern ring, the lantern ring is pressed and then moves downwards, then the interception plate is pushed inwards through the vertical rods, and then the interception plate is pushed inwards through the first connecting rod.
Preferably, the transmission structure comprises a pair of first racks which are fixed at the bottom of the lantern ring and penetrate into the mounting groove from a second jack on the drill bit, the mounting groove is rotationally connected with a shaft post, a toothed bar is fixedly sleeved on the shaft post, a second rack which can transversely move is arranged in the mounting groove, the second rack and the first rack are both meshed with the toothed bar, the bottom end of the second rack is rotationally connected with a second connecting rod, the bottom end of the second connecting rod is rotationally connected with the interception plate, the soil residue is pressed on the lantern ring, the lantern ring moves downwards, the toothed bar is driven to rotate around the shaft post through the meshing of the first racks, and then the toothed bar is meshed with the second rack to enable the second rack to move inwards, and the interception plate can be pushed inwards through the second connecting rod.
Preferably, the outer end of the second rack is provided with a guide groove, a guide rod is inserted into the guide groove, the outer end of the guide rod is fixed on the inner wall of the mounting groove, and the second rack can be limited and moved through sliding fit between the guide rod and the guide groove.
Preferably, the push-pull assembly comprises a pair of first springs, the interception plate is connected with the inner wall of the mounting groove through the first springs, the top end of the interception plate is provided with a bearing part extending to the minimum caliber range on the drill bit, the bearing part can elastically deform, when the soil sample falls down, the interception plate is pressed down through the bearing part, so that the interception plate rotates inwards, and when the soil is tunneled, the end part of the bearing part is driven to bend upwards to deform when the soil sample moves upwards, so that the interception area of the soil sample is reduced, and the resistance to the soil sample entering process is reduced.
Preferably, the top end of the lantern ring is rotationally connected with a swivel, a plurality of annular array distributed blocking plates are fixed on the circumferential outer wall of the swivel, the blocking plates can elastically deform, when the soil is tunneled, the blocking plates move downwards and are bent upwards by the resistance of the inner wall of the drill hole, so that the tunnelling resistance is reduced, otherwise, when the drill rod is pulled out, the blocking plates are subjected to the resistance of the inner wall of the drill hole, so that the lantern ring is subjected to downward force, and the blocking plates are enabled to rotate inwards rapidly.
Preferably, the top end of the lantern ring is also rotationally connected with a swivel, a plurality of circular grooves distributed in an annular array are formed in the circumferential outer wall of the swivel, a blocking rod is inserted in each circular groove and connected with the inner wall of each circular groove through a second spring, and similarly, when the blocking rod is in a drilling hole, the second springs are in a state of being compressed by the blocking rod, and accordingly reverse elastic force of the second springs acts on the blocking rod to enable the blocking rod to abut against the inner wall of the drilling hole, and therefore when a drill rod is pulled out, the blocking rod is subjected to resistance of the inner wall of the drilling hole to enable the lantern ring to be subjected to downward force, and accordingly the blocking plate can rapidly rotate inwards.
Compared with the prior art, the invention provides a soil segment sampler, which has the following beneficial effects:
1. The utility model provides a soil segmentation sampler, through setting up the interception board, when the drill bit drills into soil, the soil sample gets into the drilling rod from the drill bit, will push away the interception board automatically for the interception board is tightly on the roof of mounting groove, can not hinder the entering of soil sample, and dismantle on first drilling rod and screw thread section of thick bamboo before pulling out the drilling rod, and at the in-process of pulling out the drilling rod, push-and-pull subassembly will promote the interception board and inwards rotate, can hold it from the bottom of soil sample through the interception board, thereby avoid the soil sample of collecting to drop from the drilling rod.
2. The utility model provides a soil segmentation sampler, through setting up first kind push-and-pull subassembly, when the drill bit drills, can bore certain soil sediment, and these soil sediment just can take ground through helical blade's rotation, and at the in-process of pulling out the drilling rod, these soil sediment will be along helical blade landing downwards to press on the lantern ring, the lantern ring is pressed the back and is moved downwards, can both inwards promote the interception board through two kinds of transmission structures, thereby holds it from the bottom of soil sample through the interception board.
3. A soil subsection sampler is provided, when a soil sample falls downwards, an interception plate is pressed downwards through a pressure bearing part, so that the interception plate rotates inwards, the pressure bearing part can deform, then when the soil is tunneled, the end part of the pressure bearing part is driven to bend upwards to deform when the soil sample moves upwards, so that the interception area of the soil sample is reduced, and the resistance to the soil sample entering process is reduced.
4. A soil subsection sampler is provided, when soil is tunneled, the resistance of the inner wall of a drilled hole is received by the downward movement of the resistance to be bent and deformed upwards, so that tunneling resistance is reduced, otherwise, when a drill rod is pulled out, the resistance of the inner wall of the drilled hole is received by the resistance to enable the lantern ring to be subjected to downward force, and therefore the interception plate is enabled to rotate inwards rapidly.
5. The utility model provides a soil segmentation sampler, is through setting up the resistance pole, and is the same, because the resistance pole is in when the drilling, and the second spring is in by the state of resistance pole compression, and the reverse elastic force of second spring acts on the resistance pole like this, makes it support tight drilling inner wall, and like this when pulling out the drilling rod, the resistance pole will receive the resistance of drilling inner wall and make the lantern ring receive decurrent force to make the interception board inwards rotate fast.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a soil segment sampler according to the present invention;
FIG. 2 is a schematic view of the installation structure among the screw, the threaded cylinder and the drill rod of the soil segment sampler according to the present invention;
FIG. 3 is a schematic view of the installation structure between the screw barrel and the slave gear of the soil segment sampler according to the present invention;
FIG. 4 is a schematic view of a first push-pull assembly of a soil segment sampler according to the present invention;
FIG. 5 is a schematic diagram of a second push-pull assembly of a soil segment sampler according to the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5A according to the present invention;
FIG. 7 is a schematic diagram of a second rack structure of a soil segment sampler according to the present invention;
FIG. 8 is a schematic diagram of a third push-pull assembly of a soil segment sampler according to the present invention;
FIG. 9 is a schematic view of a block mounting structure of a soil segment sampler according to the present invention;
FIG. 10 is a schematic view of a block rod mounting structure of a soil segment sampler according to the present invention;
Fig. 11 is an enlarged view of the structure of fig. 10B according to the present invention.
In the figure: 1. a base; 2. a main frame; 3. a screw; 4. a thread cylinder; 5. a drill rod; 6. a helical blade; 7. a drill bit; 8. a mounting groove; 9. a connecting seat; 10. an interception plate; 11. a fixing plate; 12. a motor; 13. a main gear; 14. a slave gear; 15. a storage battery; 16. a button; 17. a chute; 18. a slide block; 19. a collar; 20. a vertical rod; 21. a first link; 22. a first socket; 23. a first rack; 24. a second socket; 25. a shaft post; 26. a toothed bar; 27. a second rack; 28. a second link; 29. a guide groove; 30. a guide rod; 31. a pressure-bearing part; 32. a first spring; 33. a swivel; 34. a blocking sheet; 35. a circular groove; 36. a second spring; 37. a blocking rod; 38. and (5) floor nailing.
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.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to FIGS. 1-11, a soil subsection sampler, comprising a U-shaped base 1, L-shaped main frame 2 is fixed on the top of base 1, screw 3 is fixed on main frame 2, screw 3 is connected with screw thread cylinder 4 penetrating base 1, screw 5 is fixed on the bottom of screw thread cylinder 4 in a detachable way, helical blade 6 is fixed on the circumference outer wall of drill rod 5, drill bit 7 is fixed on the bottom of drill rod 5 at the lowest, driving component is connected with screw thread cylinder 4, driving screw 4 to rotate, installing groove 8 with annular array distribution is set on the circumference inner wall of drill bit 7, connecting seat 9 is fixed on the bottom wall of installing groove 8, connecting seat 9 is connected with interception plate 10 in a rotatable way, interception plate 10 is connected with push-pull component, during sampling, base 1 is fixed on the ground through ground nail 38, driving component drives screw thread cylinder 4 to rotate, screw thread cylinder 4 is rotated under the screw thread fit between screw thread cylinder 4 and screw 3, and moves downwards at one side, driving through drill bit 7, a plurality of drill rods 5 are inserted into soil, collecting plate 5 is blocked by digging through drill bit 7, concrete drill rod 5 is prevented from entering drill rod 5, soil sample is prevented from entering drill rod 5, and then the soil sample is prevented from entering drill rod 5 by pulling plate 10, soil sample 5 is prevented from entering drill rod 5, and then is stopped by directly entering drill rod 5, soil sample plate 10 is completely, soil sample is stopped by directly entering drill rod 5 is stopped by drilling plate 10 is completely, and is stopped by drilling rod 5 is completely, when soil sample is installed by drilling plate is completely, and is completely in soil sample is completely in a sample is installed by drilling 5 is installed by directly is in soil sample is in a hole, thereby preventing the collected soil sample from falling from the drill pipe 5.
Further, drive the commentaries on classics subassembly and include motor 12, the bottom surface of base 1 is fixed with fixed plate 11, motor 12 is fixed on fixed plate 11, motor 12 output shaft passes base 1 and is connected with master gear 13, the cover is equipped with the slave gear 14 that forms sliding fit with screw thread section of thick bamboo 4 on the screw thread section of thick bamboo 4, slave gear 14 is connected with master gear 13 meshing, one side at base 1 top still is fixed with button 16 and battery 15, start motor 12 through button 16, battery 15 is motor 12 power supply, motor 12 output shaft drives master gear 13 and rotates, master gear 13 meshing drives slave gear 14 rotation, slave gear 14 will drive screw thread section of thick bamboo 4 rotation in step.
Further, a pair of sliding grooves 17 are formed in the circumferential outer wall of the threaded cylinder 4, and a pair of sliding blocks 18 positioned in the sliding grooves 17 are arranged on the circumferential inner wall of the gear 14, so that the threaded cylinder 4 can move up and down under the action of the screw 3 when rotating.
In one embodiment, the push-pull assembly comprises a collar 19 sleeved at the top end of the drill bit 7, the collar 19 is connected with the interception plate 10 through a transmission structure, and when the collar 19 moves downwards, the interception plate 10 is pushed inwards through the transmission structure, so that the interception plate 10 is supported from the bottom end of a soil sample.
In one embodiment, the first transmission structure comprises a pair of vertical rods 20 fixed at the bottom of the collar 19, the vertical rods 20 penetrate into the mounting groove 8 from a first insertion opening 22 on the drill bit 7, the bottom ends of the vertical rods 20 are rotatably connected with first connecting rods 21, the bottom ends of the first connecting rods 21 are rotatably connected with the interception plate 10, when the drill bit 7 drills, certain soil residues can be drilled, the soil residues can be brought to the ground through the rotation of the helical blades 6, during the process of pulling out the drill bit 5, the soil residues slide downwards along the helical blades 6 so as to be pressed on the collar 19, the collar 19 is pressed and then moves downwards, then the first connecting rods 21 are pushed by the vertical rods 20, the interception plate 10 is pushed inwards by the first connecting rods 21, and in order to enable more soil to be pressed on the collar 19 quickly, the motor 12 is started to reversely rotate for a while before the drill bit 5 and the threaded cylinder 4 are detached, and then the soil residues can be reversely conveyed through the helical blades 6 so that the soil residues can be pressed on the collar 19 more quickly.
In another embodiment, the second transmission structure comprises a pair of first racks 23 fixed at the bottom of the collar 19 and penetrating into the mounting groove 8 from the second insertion opening 24 on the drill bit 7, the mounting groove 8 is rotationally connected with a shaft post 25, a toothed bar 26 is fixedly sleeved on the shaft post 25, a second rack 27 capable of transversely moving is arranged in the mounting groove 8, the second rack 27 and the first rack 23 are both in meshed connection with the toothed bar 26, the bottom end of the second rack 27 is rotationally connected with a second connecting rod 28, the bottom end of the second connecting rod 28 is rotationally connected with the interception plate 10, and similarly, soil and slag are pressed on the collar 19, so that the collar 19 moves downwards, then the toothed bar 26 is rotationally driven around the shaft post 25 through the meshing of the first racks 23, then the toothed bar 26 is meshed with the second rack 27, and the interception plate 10 is pushed inwards through the second connecting rod 28.
Further, the outer end of the second rack 27 is provided with a guide groove 29, a guide rod 30 is inserted into the guide groove 29, the outer end of the guide rod 30 is fixed on the inner wall of the mounting groove 8, and the second rack 27 can be limited and moved through sliding fit between the guide rod 30 and the guide groove 29.
In another embodiment, the third push-pull assembly includes a pair of first springs 32, the interception plate 10 is connected with the inner wall of the installation groove 8 through the first springs 32, the top end of the interception plate 10 is provided with a bearing portion 31 extending to the minimum caliber range on the drill bit 7, the bearing portion 31 can elastically deform, when the soil sample falls down, the interception plate 10 is pressed down through the bearing portion 31, so that the interception plate 10 rotates inwards, and when the soil is tunneled, the soil sample moves up, the end portion of the bearing portion 31 is driven to bend upwards to deform, so that the interception area of the soil sample is reduced, and the resistance to the soil sample entering process is reduced.
In one embodiment, the top end of the collar 19 is rotatably connected with a swivel 33, a plurality of annular array distributed blocking pieces 34 are fixed on the circumferential outer wall of the swivel 33, the blocking pieces 34 can be elastically deformed, when the soil is driven, the blocking pieces 34 move downwards and are bent upwards by the resistance of the inner wall of the drill hole, so that the driving resistance is reduced, otherwise, when the drill rod 5 is pulled out, the blocking pieces 34 are subjected to the resistance of the inner wall of the drill hole, so that the collar 19 is subjected to downward force, and the blocking plate 10 rotates inwards rapidly.
In another embodiment, the top end of the collar 19 is also rotatably connected with the swivel 33, a plurality of circular grooves 35 distributed in a circular array are formed in the circumferential outer wall of the swivel 33, a blocking rod 37 is inserted into the circular grooves 35, the blocking rod 37 is connected with the inner wall of the circular groove 35 through a second spring 36, and similarly, when the blocking rod 37 is in a drilling hole, the second spring 36 is in a state of being compressed by the blocking rod 37, so that the reverse elastic force of the second spring 36 acts on the blocking rod 37 to enable the blocking rod 37 to abut against the inner wall of the drilling hole, and when the drill rod 5 is pulled out, the blocking rod 37 is subjected to the downward force by the resistance of the inner wall of the drilling hole, so that the blocking plate 10 rotates inwards rapidly.
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 (10)
1. The utility model provides a soil segmentation sampler, including base (1) of U-shaped, a serial communication port, base (1) top is fixed with body frame (2) of L shape, be fixed with screw rod (3) on body frame (2), threaded connection has screw barrel (4) of passing base (1) on screw rod (3), screw barrel (4) bottom can be dismantled and be fixed with a plurality of end to end's drilling rod (5), the circumference outer wall of drilling rod (5) is fixed with helical blade (6), be located the bottom of a drilling rod (5) of bottommost and can dismantle and be fixed with drill bit (7), screw barrel (4) are connected with and drive and rotate the subassembly, be used for driving screw barrel (4) and rotate, annular array distribution's of not less than two mounting groove (8) have been seted up to drill bit (7) circumference inner wall, the diapire of mounting groove (8) is fixed with connecting seat (9), rotate on connecting seat (9) and be connected with interception board (10), interception board (10) are connected with push-pull assembly for making push-pull interception board (10) rotate to different angles.
2. The soil segment sampler according to claim 1, characterized in that the rotation driving assembly comprises a motor (12), a fixed plate (11) is fixed on the bottom surface of the base (1), the motor (12) is fixed on the fixed plate (11), an output shaft of the motor (12) penetrates through the base (1) to be connected with a main gear (13), a secondary gear (14) which is in sliding fit with the threaded cylinder (4) is sleeved on the threaded cylinder (4), the secondary gear (14) is meshed with the main gear (13), and a button (16) and a storage battery (15) are further fixed on one side of the top of the base (1).
3. A soil segment sampler according to claim 2, characterized in that the screw barrel (4) is provided with a pair of slide grooves (17) on its circumferential outer wall, and a pair of slide blocks (18) located in the slide grooves (17) are provided on the circumferential inner wall of the gear (14).
4. A soil segment sampler according to claim 1, characterized in that the push-pull assembly comprises a collar (19) sleeved at the top end of the drill bit (7), the collar (19) is connected with the interception plate (10) through a transmission structure, and when the collar (19) moves downwards, the interception plate (10) is pushed inwards through the transmission structure, so that the interception plate (10) is supported from the bottom end of the soil sample.
5. The soil segment sampler according to claim 4, characterized in that the transmission structure comprises a pair of vertical rods (20) fixed at the bottom of the collar (19), the vertical rods (20) penetrate into the mounting groove (8) from a first socket (22) on the drill bit (7), the bottom ends of the vertical rods (20) are rotatably connected with first connecting rods (21), and the bottom ends of the first connecting rods (21) are rotatably connected with the interception plate (10).
6. The soil segment sampler according to claim 4, characterized in that the transmission structure comprises a pair of first racks (23) fixed at the bottom of the collar (19) and penetrating into the mounting groove (8) from a second socket (24) on the drill bit (7), the mounting groove (8) is rotationally connected with a shaft post (25), a toothed bar (26) is fixedly sleeved on the shaft post (25), a second rack (27) capable of transversely moving is arranged in the mounting groove (8), the second rack (27) and the first racks (23) are in meshed connection with the toothed bar (26), the bottom end of the second rack (27) is rotationally connected with a second connecting rod (28), and the bottom end of the second connecting rod (28) is rotationally connected with the interception plate (10).
7. The soil segment sampler according to claim 6, characterized in that the outer end of the second rack (27) is provided with a guide groove (29), a guide rod (30) is inserted in the guide groove (29), and the outer end of the guide rod (30) is fixed on the inner wall of the mounting groove (8).
8. A soil segment sampler according to claim 1, characterized in that the push-pull assembly comprises a pair of first springs (32), the interception plate (10) is connected with the inner wall of the mounting groove (8) through the first springs (32), the top end of the interception plate (10) is provided with a bearing part (31) extending to the minimum caliber range of the drill bit (7), and the bearing part (31) can elastically deform.
9. The soil segment sampler according to claim 4, characterized in that the top end of the collar (19) is rotatably connected with a swivel (33), a plurality of annular array distributed blocking sheets (34) are fixed on the circumferential outer wall of the swivel (33), and the blocking sheets (34) can elastically deform.
10. The soil segment sampler according to claim 4, characterized in that the top end of the lantern ring (19) is also rotatably connected with a swivel (33), a plurality of circular grooves (35) distributed in a ring-shaped array are formed in the circumferential outer wall of the swivel (33), a blocking rod (37) is inserted into the circular grooves (35), and the blocking rod (37) is connected with the inner wall of the circular grooves (35) through a second spring (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410649256.9A CN118225491B (en) | 2024-05-24 | 2024-05-24 | Soil sectional sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410649256.9A CN118225491B (en) | 2024-05-24 | 2024-05-24 | Soil sectional sampler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118225491A true CN118225491A (en) | 2024-06-21 |
| CN118225491B CN118225491B (en) | 2024-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410649256.9A Active CN118225491B (en) | 2024-05-24 | 2024-05-24 | Soil sectional sampler |
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| Country | Link |
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| CN (1) | CN118225491B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118531768A (en) * | 2024-07-22 | 2024-08-23 | 沈阳东芯大数据科技有限公司 | Highway construction soil matter multilayer sampling device |
| CN118896805A (en) * | 2024-10-08 | 2024-11-05 | 河南鼎德智慧种业科技有限公司 | An environmentally friendly soil pollution control equipment |
| CN119392676A (en) * | 2024-12-10 | 2025-02-07 | 聊城市惠通路桥有限责任公司 | A roadbed compaction testing device for highway engineering |
| CN119618722A (en) * | 2024-12-06 | 2025-03-14 | 天津市大港水利工程有限公司 | A survey method for water conservancy and hydropower construction |
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| CN207763981U (en) * | 2018-01-26 | 2018-08-24 | 陕西师范大学 | A kind of soil sectional sampling device |
| CN212539690U (en) * | 2020-05-06 | 2021-02-12 | 陈俊杰 | Sampler for soil remediation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118531768A (en) * | 2024-07-22 | 2024-08-23 | 沈阳东芯大数据科技有限公司 | Highway construction soil matter multilayer sampling device |
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| CN118896805B (en) * | 2024-10-08 | 2025-02-28 | 河南鼎德智慧种业科技有限公司 | An environmentally friendly soil pollution control equipment |
| CN119618722A (en) * | 2024-12-06 | 2025-03-14 | 天津市大港水利工程有限公司 | A survey method for water conservancy and hydropower construction |
| CN119392676A (en) * | 2024-12-10 | 2025-02-07 | 聊城市惠通路桥有限责任公司 | A roadbed compaction testing device for highway engineering |
| CN119392676B (en) * | 2024-12-10 | 2025-04-22 | 聊城市惠通路桥有限责任公司 | Highway engineering roadbed compactness check out test set |
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