CN114993743A - Hydrogeology is with portable sampling device - Google Patents

Abstract

The invention discloses a hydrogeology uses portable sampling device, it includes: the device comprises a bottom plate, a support rod, a caster, a side frame, a reinforcing rod, a rotation driving mechanism, a first screw rod, a first fixing nut, a sampling round sleeve, a drill bit and a clamping seat. The invention has the advantages that the rotary driving mechanism can provide rotary driving for the first screw rod, so that the first screw rod can be screwed with respect to the first fixing nut, the sampling round sleeve and the drill bit can be driven to rotate, and the drill bit can vertically move to drill into the ground, and can drill at different depth positions within a certain range, so that sampling at different depth positions can be performed, wherein the drill bit can be taken into the sampling round sleeve, so that the bottom of the sampling round sleeve can be unblocked, soil at the depth position can enter, sampling is realized, and after sampling is performed, the soil after sampling can be pushed out through the movement of the drill bit, and the use is convenient.

Description

Hydrogeology is with portable sampling device

Technical Field

The invention relates to a sampling device, in particular to a portable sampling device for hydrogeology, and belongs to the technical field of hydrogeology drilling sampling.

Background

Hydrogeology is a geological branch subject, refers to the phenomena of various changes and movements of underground water in nature, and mainly researches the distribution and formation rule of the underground water, the physical properties and chemical components of the underground water, the underground water resources and the reasonable utilization thereof, the adverse effects of the underground water on engineering construction and mine exploitation, the prevention and the treatment thereof, and the like. In hydrogeological research, drilling sampling is required.

In the conventional patent document "CN 210217602U, a portable boring device for hydrogeological boring" is capable of boring and boring soil and penetrating deep into the deep part of the soil, but it is difficult to perform the work of boring the soil at the depth, and it is necessary to perform the boring work by using other boring tools, which is cumbersome to perform boring and boring, and it is difficult to push out the soil sample after boring the soil, and it is inconvenient to use. There is no portable hydrogeological sampling device.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides a portable hydrogeology sampling device which is used for solving the problems that sampling is carried out at the deep position and soil samples are pushed out after subsequent sampling after drilling is not easy to carry out in the prior art.

According to an aspect of the present invention, there is provided a portable hydrogeological sampling apparatus comprising: the device comprises a bottom plate, a support rod, a caster, a side frame, a reinforcing rod, a rotation driving mechanism, a first screw, a first fixing nut, a sampling round sleeve, a drill bit and a clamping seat; the bottom four corners of the bottom plate are fixedly provided with one supporting rod, the bottom ends of the supporting rods are provided with trundles, two sides of the top of the bottom plate are fixedly provided with side frames, the bent parts of the side frames are fixedly provided with reinforcing rods, the tops of the side frames are fixedly provided with rotation driving mechanisms, the rotation driving mechanisms are connected with first screw rods, the first screw rods are in threaded connection with first fixing nuts, the first fixing nuts are fixedly embedded in the middle of the bottom plate, the bottom ends of the first screw rods are fixedly provided with sampling round sleeves, and the bottoms of the sampling round sleeves are provided with drill bits capable of being taken in the sampling round sleeves; and a plurality of clamping seats are fixedly arranged at the top of the bottom plate.

Further, the rotation drive mechanism includes: servo motor, protection casing, worm wheel and pivot, protection casing fixed mounting is at the top of side bearer, fixed mounting has servo motor on the lateral wall of protection casing, the worm all rotates with the pivot and installs the inside at the protection casing, and the bottom of pivot extends to the bottom of protection casing, fixed cover has connect the worm wheel in the pivot, the worm wheel is connected with the worm meshing, the one end of worm and servo motor's output shaft fixed connection, the bottom fixed mounting of pivot has the square pole, the square pole is connected with the square hole clearance fit of seting up on first screw rod.

Further, fixed helical blade that has cup jointed on the outer wall of sample circle cover, the bottom border department of sample circle cover is round platform toper structure, and the bottom border department of sample circle cover is provided with the border and bores the tooth, the internal thread has been seted up on the inner wall of sample circle cover, the sample circle cover has the screw thread dish through female connection, the bottom and the drill bit fixed connection of screw thread dish.

Furtherly, the top center department fixed mounting of thread disc has the second round bar, the second round bar runs through the second round hole of seting up in first screw rod bottom center department, and the top intercommunication of second round hole and sample circle cover, the second round bar still runs through the first round hole of seting up in square bar middle part and pivot middle part, the top demountable installation of second round bar has first round bar, the face of first round bar has seted up the scarce groove along length direction, the face of first round bar is equipped with the scale along scarce groove length direction mark.

Further, the one end fixedly connected with plug of first pole, the plug is connected with the slot gomphosis of seting up in second pole one end, the screw hole has been seted up on the top of second pole, screw hole threaded connection has the screw, the end of screw is connected with the constant head tank gomphosis of seting up on the plug.

Furtherly, encircle the ring guide pin bushing around first round bar, ring guide pin bushing fixed mounting is at the top of protection casing, the cell body of ring type is seted up along length direction on the inner wall of ring guide pin bushing, the inner ring is installed to the gomphosis of clearance in the cell body, the interior rampart fixedly connected with fixed rod seat of inner ring, the top of fixed rod seat is seted up flutedly, articulated the installing of the top of fixed rod seat is articulated to be gone up, the wall contact of the strip face of articulated strip and recess, fixed mounting has the nut seat on the outer lane of ring guide pin bushing, nut seat and cell body intercommunication, nut seat threaded connection has the bolt.

Furthermore, two guide holes which are transversely arranged are formed in the bottom end of the first screw rod, the two guide holes are symmetrically arranged relative to the second round hole, a positioning rod is connected to the guide holes in a clearance fit manner, one end of the positioning rod is connected to a positioning hole formed in the second round rod in a clearance fit manner, a first spring is arranged inside the guide holes, one end of the first spring is fixedly connected with one end face of each guide rod, the tail end of the first spring is fixedly connected with the hole wall of each guide hole, a line hole is formed in the first screw rod along the length direction, a pull rope is arranged in the line hole, one end of the pull rope is located in the guide hole, one end of the pull rope is fixedly connected with one end of each guide rod, and the tail end of the pull rope is located at the top end of the first screw rod.

Furthermore, a longitudinal groove is formed in the bottom plate and is positioned at the front end of the first fixing nut, a circular sleeve is slidably mounted in the longitudinal groove, a cylinder is fixedly connected to the bottom end of the circular sleeve, a bottom cover is arranged below the cylinder, a third circular rod is rotatably mounted on the circular sleeve and penetrates through a through hole formed in the vertical direction of the cylinder, the bottom end of the third circular rod is fixedly connected with the bottom cover, a square block is fixedly connected to the top end of the third circular rod, a short rod is arranged at the top end of the third circular rod, a holding rod is fixedly connected to the top end of the short rod, the square block is in clearance fit connection with a square groove formed in the bottom end of the short rod, a second spring is fixedly connected to the top of the square block, the tail end of the second spring is fixedly connected with the top groove wall of the square groove, a positioning column is fixedly mounted at the bottom end of the short rod, and is connected with a positioning concave hole formed in the top of the circular sleeve, the circular sleeve is fixedly connected with two blocking disks, and the two blocking disks are respectively contacted with the top of the bottom plate and the bottom of the bottom plate.

Furthermore, a limiting groove is formed in the bottom plate, the limiting groove is communicated with one side of the longitudinal groove, an insertion block is connected to the limiting groove in a clearance fit mode, a second screw rod is connected to one side of the insertion block in a rotating mode, the tail end of the second screw rod is fixedly connected with the holding disc, a second fixing nut is connected to the second screw rod in a threaded mode, and the second fixing nut is fixedly installed in the bottom plate.

Further, the top fixed mounting of bottom plate has power and switch board, power and switch board all with servo motor electric connection.

The invention has the advantages that: the portable sampling device for hydrogeology is provided, and the integral movement is facilitated through the arrangement of the caster wheels, so that the integral carrying and movement are facilitated; wherein it can provide the rotation drive for first screw rod to have rotation drive mechanism, make first screw rod twist about first fixation nut and move, thereby can drive sample circle cover and drill bit and rotate, vertical removal carries out simultaneously, thereby can bore into ground, in the certain extent, can carry out the probing of different degree of depth positions, thereby can carry out the sample of different degree of depth positions department, wherein the drill bit can be taken in to the sample circle cover, thereby can make sample circle cover bottom lose and block, can make the soil entering of this degree of depth position, realize the sample, after taking a sample, the accessible drill bit removes, can release the soil after taking a sample, high durability and convenient use.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention and to enable other features, objects and advantages of the invention to be more fully apparent. The drawings and their description illustrate the invention and do not limit it. In the drawings:

FIG. 1 is a schematic diagram of a hydrogeological portable sampling device, according to one embodiment of the present invention;

FIG. 2 is a schematic view of the interior of the first screw and the bottom structure of the bottom plate in the embodiment of FIG. 1;

FIG. 3 is a schematic diagram of the top of the protection casing and the internal structure of the protection casing in the embodiment of FIG. 1;

FIG. 4 is a schematic structural view of the bottom end of the first screw and the cross section of the sampling round sleeve in the embodiment shown in FIG. 1;

FIG. 5 is an enlarged view of the part A of FIG. 4;

FIG. 6 is a schematic view of the installation structure of the first round bar and the second round bar in the embodiment of FIG. 1;

FIG. 7 is a schematic view of the construction of the barrel mounting in the embodiment of FIG. 1;

FIG. 8 is an enlarged view of the portion B of FIG. 7;

FIG. 9 is a schematic structural diagram of the circular sleeve limiting in the embodiment of FIG. 1;

fig. 10 is a schematic view of the bottom structure of the bottom plate in the embodiment shown in fig. 1.

The meaning of the reference symbols in the figures: 1. a base plate; 2. a support bar; 3. a caster wheel; 4. a first fixing nut; 5. a first screw; 6. a square hole; 7. a square bar; 8. a side frame; 9. a reinforcing rod; 10. a protective housing; 11. a servo motor; 12. a circular ring guide sleeve; 13. a first round bar; 14. pulling a rope; 15. a longitudinal groove; 16. a circular sleeve; 17. a catch tray; 18. a cylinder; 19. a bottom cover; 20. a short bar; 21. a holding rod; 22. a card holder; 23. a second screw; 24. holding a plate; 25. a power source; 26. a control cabinet; 27. sampling round sleeves; 28. a helical blade; 29. drilling teeth at the edge; 30. a drill bit; 31. a second round bar; 32. a first circular hole; 33. a second circular hole; 34. a rotating shaft; 35. a worm gear; 36. a worm; 37. an inner ring; 38. a fixed rod seat; 39. a hinge strip; 40. notching; 41. a screw; 42. a nut seat; 43. a bolt; 44. a threaded disc; 45. an internal thread; 46. a wire hole; 47. a guide hole; 48. positioning a rod; 49. a first spring; 50. positioning holes; 51. calibration; 52. a plug; 53. positioning a groove; 54. a third round bar; 55. a square block; 56. a square groove; 57. a second spring; 58. a positioning column; 59. positioning concave holes; 60. inserting a block; 61. a second fixing nut; 62. a limiting groove.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 10, a hydrogeological portable sampling device includes: the device comprises a bottom plate 1, a support rod 2, a caster wheel 3, a side frame 8, a reinforcing rod 9, a rotation driving mechanism, a first screw rod 5, a first fixing nut 4, a sampling round sleeve 27, a drill bit 30 and a clamping seat 22;

wherein, the equal fixed mounting in bottom four corners department of bottom plate 1 has one bracing piece 2, the truckle 3 is installed to the bottom of bracing piece 2, the equal fixed mounting in top both sides of bottom plate 1 has side bearer 8, the fixed mounting in the department of buckling of side bearer 8 has stiffener 9, the top fixed mounting of side bearer 8 has rotation driving mechanism, rotation driving mechanism is connected with first screw rod 5, first screw rod 5 and 4 threaded connection of first fixation nut, the fixed gomphosis of first fixation nut 4 is installed at the middle part of bottom plate 1, the bottom fixed mounting of first screw rod 5 has sample cover 27, the bottom of sample cover 27 is provided with can take in the inside drill bit 30 of sample cover 27, when boring, can take a sample the sheltering from of cover 27 bottom through drill bit 30 and thread dish 44, avoids not reaching the position of boring the sample, the soil sample enters the sampling round sleeve 27; a plurality of clamping seats 22 are fixedly arranged at the top of the bottom plate 1.

As shown in fig. 4, as a specific aspect, the rotation driving mechanism includes: servo motor 11, protection casing 10, worm 36, worm wheel 35 and pivot 34, protection casing 10 fixed mounting is at the top of side bearer 8, fixed mounting has servo motor 11 on the lateral wall of protection casing 10, worm 36 and pivot 34 all rotate the inside of installing at protection casing 10, and the bottom of pivot 34 extends to the bottom of protection casing 10, fixed cover has been connected with worm wheel 35 on the pivot 34, worm wheel 35 is connected with the meshing of worm 36, the one end of worm 36 and servo motor 11's output shaft fixed connection, the bottom fixed mounting of pivot 34 has square bar 7, square bar 7 is connected with the square hole 6 clearance fit of seting up on first screw rod 5, drives through servo motor 11, through the meshing transmission of worm wheel 35 and worm 36, can drive pivot 34 and square bar 7 and rotate together to provide the drive for first screw rod 5, the rotation of the first screw 5 is realized.

As shown in fig. 2, as a specific scheme, helical blade 28 has been fixed to fix on the outer wall of sample circle cover 27, the bottom border department of sample circle cover 27 is round platform toper structure, and the bottom border department of sample circle cover 27 is provided with the border and bores tooth 29, internal thread 45 has been seted up on the inner wall of sample circle cover 27, sample circle cover 27 is connected with thread disc 44 through internal thread 45, thread disc 44's bottom and drill bit 30 fixed connection, when drive sample circle cover 27 is carrying out the rotation, drill bit 30 on it rotates together, and tooth 29 and helical blade 28 are bored to the cooperation border to carry out the probing of soil, the border is bored tooth 29 and is adopted the bar tooth structure, and the equidistant setting is in the bottom border department of sample circle cover 27.

As shown in fig. 1, 2 and 3, as a specific solution, a second round rod 31 is fixedly installed at the top center of the threaded disc 44, the second round rod 31 penetrates through a second round hole 33 formed at the bottom center of the first screw 5, the second round hole 33 is communicated with the top of the sampling round sleeve 27, the second round rod 31 further penetrates through a first round hole 32 formed at the middle of the square rod 7 and the middle of the rotating shaft 34, a first round rod 13 is detachably installed at the top end of the second round rod 31, a slot 40 is formed on the rod surface of the first round rod 13 along the length direction, scales 51 are marked on the rod surface of the first round rod 13 along the length direction of the slot 40, the second round rod 31 is fixed with the threaded disc 44, the second round rod 31 is connected with the first round rod 13, the corresponding limit of the threaded disc 44 can be realized by limiting the first round rod 13, when the threaded disc 44 descends, the first round rod 13 and the second round rod 31 descend together, the scale 51 serves as a basis for judging the drilling depth, wherein the top of the protective housing 10 serves as a mark to realize the judgment, and the first round bar 13 has a sufficient length, which is not completely drawn in the drawing.

As shown in fig. 6, as a specific solution, one end of the first round bar 13 is fixedly connected with a plug 52, the plug 52 is in embedded connection with a slot provided at one end of the second round bar 31, a threaded hole is provided at the top end of the second round bar 31, the threaded hole is in threaded connection with a screw 41, and the end of the screw 41 is in embedded connection with a positioning slot 53 provided on the plug 52, so that the first round bar 13 and the second round bar 31 can be detachably mounted, when the first round bar 13 is not in use, the first round bar 13 can be taken down, and the first round bar can be clamped by the clamping seats 22 to realize the positioning of taking down, wherein the first round bar 13 can be designed in multiple sections, and before different sections, the first round bar can be mounted by the above-mentioned detachable mounting, so that the clamping seats 22 can be clamped and mounted in multiple sections.

As shown in fig. 3, as a specific solution, the circumference of the first round bar 13 surrounds the ring guide sleeve 12, the ring guide sleeve 12 is fixedly installed at the top of the protective casing 10, a ring-shaped groove body is formed on the inner wall of the ring guide sleeve 12 along the length direction, an inner ring 37 is installed in the groove body in a gap-embedded manner, a fixed bar seat 38 is fixedly connected to the inner ring 37 wall of the inner ring 37, a groove is formed at the top end of the fixed bar seat 38, a hinge bar 39 is hinged to the top end of the fixed bar seat 38, the bar surface of the hinge bar 39 contacts with the groove wall of the groove, a nut seat 42 is fixedly installed on the outer ring of the ring guide sleeve 12, the nut seat 42 is communicated with the groove body, the nut seat 42 is connected with a bolt 43 by a thread, which plays a role of limiting the first round bar 13, and is embedded into the notch 40 by the hinge bar 39, and the bolt 43 is tightened at the same time to realize limiting, therefore, the threaded disc 44 cannot rotate, the sampling round sleeve 27 is driven to rotate, relative movement between the threaded disc 44 and the drill bit 30 is achieved, and the threaded disc 44 and the drill bit 30 can enter the sampling round sleeve 27 or the drill bit 30 can extend out and be located at the bottom of the sampling round sleeve 27.

As shown in fig. 1, 4 and 5, as a specific solution, two guide holes 47 are formed in the bottom end of the first screw rod 5, the two guide holes 47 are symmetrically arranged about the second circular hole 33, the guide holes 47 are in clearance fit connection with positioning rods 48, one end of each positioning rod 48 is in clearance fit connection with a positioning hole 50 formed in the second circular rod 31, a first spring 49 is arranged in each guide hole 47, one end of each first spring 49 is fixedly connected with one end surface of each guide rod, the tail end of each first spring 49 is fixedly connected with the hole wall of each guide hole 47, a wire hole 46 is formed in the first screw rod 5 along the length direction, a pull rope 14 is arranged in each wire hole 46, one end of each pull rope 14 is located in each guide hole 47, one end of each pull rope 14 is fixedly connected with one end of each guide rod, the tail end of each pull rope 14 is located at the top end of the first screw rod 5, the drill 30 is located at the bottom of the sampling round sleeve 27, and the positioning of the second round rod 31 can be cancelled by pulling the pull rope 14, and the positioning can be performed again by loosening the pull rope 14.

As shown in fig. 7 and fig. 8, as a specific solution, a longitudinal groove 15 is formed on the bottom plate 1, the longitudinal groove 15 is located at the front end of the first fixing nut 4, a circular sleeve 16 is slidably mounted on the longitudinal groove 15, a cylinder 18 is fixedly connected to the bottom end of the circular sleeve 16, a bottom cover 19 is arranged below the cylinder 18, a third circular rod 54 is rotatably mounted on the circular sleeve 16, the third circular rod 54 penetrates through a through hole formed in the vertical direction of the cylinder 18, the bottom end of the third circular rod 54 is fixedly connected with the bottom cover 19, a square block 55 is fixedly connected to the top end of the third circular rod 54, a short rod 20 is arranged at the top end of the third circular rod 54, a holding rod 21 is fixedly connected to the top end of the short rod 20, the square block 55 is in clearance fit connection with a square groove 56 formed at the bottom end of the short rod 20, a second spring 57 is fixedly connected to the top end of the square block 55, and the end of the second spring 57 is fixedly connected to the top groove wall of the square groove 56, bottom fixed mounting of quarter butt 20 has reference column 58, reference column 58 is connected with the gomphosis of the location shrinkage pool 59 of seting up at circular sleeve 16 top, two fender dishes 17 of fixedly connected with on the circular sleeve 16, and two fender dishes 17 contact with the top of bottom plate 1 and the bottom of bottom plate 1 respectively, can carry out splendid attire soil sample, make the soil sample remove the front end of bottom plate 1, avoid operating in bottom plate middle part position, the soil sample enters into drum 18, through lifting holding rod 21, stretch second spring 57, make reference column 58 and location shrinkage pool 59 separation, rotate holding rod 21, can make third round bar 54 rotate, make bottom 19 and drum 18 bottom separation, can carry out the discharge of soil sample.

As shown in fig. 9, as a specific scheme, a limiting groove 62 is formed in the bottom plate 1, the limiting groove 62 is communicated with one side of the longitudinal groove 15, the limiting groove 62 is connected with an insert block 60 in a clearance fit manner, one side of the insert block 60 is rotatably connected with a second screw 23, the tail end of the second screw 23 is fixedly connected with a holding disc 24, the second screw 23 is connected with a second fixing nut 61 in a threaded manner, the second fixing nut 61 is fixedly installed in the bottom plate 1, and when the circular sleeve 16 is not moved, the circular sleeve 16 can be limited at the front end of the longitudinal groove 15.

The top fixed mounting of bottom plate 1 has power 25 and switch board 26, power 25 and switch board 26 all with 11 electric connection of servo motor, supply power through power 25, control through switch board 26, have the single chip microcomputer controller in the switch board 26, and switch board 26 surface has control button simultaneously, realizes controlling.

The using method comprises the following steps: when the whole device is used, the whole device is pushed to a position needing sampling, and rolls on the ground through the caster wheel 3, so that the device is convenient to move and carry; during sampling operation, the servo motor 11 is controlled through the control cabinet 26, the servo motor 11 drives the worm 36 to rotate, the worm 36 and the worm wheel 35 are in meshing transmission, the rotating shaft 34 and the square rod 7 can be driven to rotate together, the square rod 7 drives the first screw 5 to rotate, the first screw 5 is screwed about the first fixing nut 4 so as to rotate and simultaneously move vertically, the sampling circular sleeve 27 and the drill bit 30 are driven to descend together, namely, the structure at the bottom of the first screw 5 descends together and simultaneously rotates so as to drill a soil layer under the ground, the square rod 7 is not fixedly connected with the first screw 5 and is only in clearance fit connection with the square hole 6, and therefore when the square rod 7 drives the first screw 5, descending of the first screw 5 cannot be influenced and the first screw 5 is drilled to a depth position needing sampling;

the position of the fixed rod seat 38 is adjusted through rotation, the inner ring 37 rotates relative to the annular guide sleeve 12, the position of the fixed rod seat 38 is changed, the hinge strip 39 is aligned with the notch 40, the hinge strip 39 is turned over and embedded into the notch 40, the bolt 43 is further screwed, the inner ring 37 is pressed tightly to provide a limit position, the positioning of the first round rod 13 is realized, the first round rod 13 cannot rotate, the first round rod 13 is connected with the second round rod 31, the threaded discs 44 at the bottoms of the second round rod 31 and the drill bit 30 are positioned and cannot rotate, then the pull rope 14 is pulled manually, the pull rope 14 moves in a wire groove, the guide rod is pulled to move, the guide rod is separated from the positioning hole 50, the first spring 49 is compressed, the connection of the second round rod 31 and the first screw 5 is cancelled, then the servo motor 11 continues to drive the first screw 5 to rotate, the sampling round sleeve 27 rotates, and meanwhile, the sampling round sleeve 27 moves downwards, the sampling round sleeve 27 rotates relative to the threaded disc 44, the threaded disc 44 cannot rotate, and the threaded connection between the sampling round sleeve and the threaded disc is twisted, so that the threaded disc 44 and the drill bit 30 are retracted into the sampling round sleeve 27, the sampling round sleeve 27 is embedded into the soil layer, and sampling is achieved;

after sampling, the hinged strip 39 is turned over, so that the hinged strip 39 is separated from the notch 40, the servo motor 11 rotates reversely, the rotation direction is opposite to the above direction, so that the sampling round sleeve 27 is driven to move upwards and leave the ground, the threaded disc 44 is installed due to threaded connection between the threaded disc 44 and the sampling round sleeve 27, and the threaded disc 44 can be kept at the position inside the sampling round sleeve 27 and leave the ground due to sampling of the non-rotatable limit position of the threaded disc 44;

then pushing out the sampled soil, embedding the hinge strip 39 into the notch 40 by adjusting the position of the hinge strip 39, repositioning the drill bit 30, driving the sampling circular sleeve 27 to move upwards and rotate simultaneously, and preventing the drill bit 30 from rotating, so that the threaded disc 44 and the sampling circular sleeve 27 are twisted, the drill bit 30 and the threaded disc 44 move relative to the sampling circular sleeve 27, and the sampled soil can be pushed out;

soil can be contained by the cylinder 18, the cylinder 18 moves to the bottom of the sampling circular sleeve 27 by the circular sleeve 16 moving in the longitudinal groove 15, after the soil is contained, the circular sleeve 16 moves to the front end of the longitudinal groove 15, and the second screw 23 is screwed to rotate about the second fixing nut 61, so that the insert block 60 is driven to move into the longitudinal groove 15, and as shown in fig. 9, the circular sleeve 16 is positioned.

The above description is only an example of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a hydrogeology is with portable sampling device which characterized in that: the method comprises the following steps: the device comprises a bottom plate (1), a support rod (2), casters (3), side frames (8), a reinforcing rod (9), a rotary driving mechanism, a first screw (5), a first fixing nut (4), a sampling round sleeve (27), a drill bit (30) and a clamping seat (22);

the bottom four corners of the bottom plate (1) are fixedly provided with one supporting rod (2), the bottom ends of the supporting rods (2) are provided with trundles (3), two sides of the top of the bottom plate (1) are fixedly provided with side frames (8), a bent part of each side frame (8) is fixedly provided with a reinforcing rod (9), the top of each side frame (8) is fixedly provided with a rotation driving mechanism, each rotation driving mechanism is connected with a first screw (5), each first screw (5) is in threaded connection with a first fixing nut (4), each first fixing nut (4) is fixedly embedded and installed in the middle of the bottom plate (1), the bottom end of each first screw (5) is fixedly provided with a sampling round sleeve (27), and the bottom of each sampling round sleeve (27) is provided with a drill bit (30) which can be taken in the sampling round sleeve (27); the top of the bottom plate (1) is fixedly provided with a plurality of clamping seats (22).

2. The hydrogeological portable sampling device of claim 1, wherein: the rotation drive mechanism includes: a servo motor (11), a protective shell (10), a worm (36), a worm wheel (35) and a rotating shaft (34), the protective shell (10) is fixedly arranged at the top of the side frame (8), a servo motor (11) is fixedly arranged on one side wall of the protective shell (10), the worm (36) and the rotating shaft (34) are both rotatably arranged in the protective shell (10), the bottom end of the rotating shaft (34) extends to the bottom of the protective shell (10), a worm wheel (35) is fixedly sleeved on the rotating shaft (34), the worm wheel (35) is meshed with the worm (36), one end of the worm (36) is fixedly connected with the output shaft end of the servo motor (11), the bottom fixed mounting of pivot (34) has square pole (7), square pole (7) are connected with square hole (6) clearance fit of seting up on first screw rod (5).

3. The hydrogeological portable sampling device of claim 1, wherein: fix the cover on the outer wall of sample circle cover (27) and connect helical blade (28), the bottom border department of sample circle cover (27) is round platform toper structure, and the bottom border department of sample circle cover (27) is provided with the border and bores tooth (29), internal thread (45) have been seted up on the inner wall of sample circle cover (27), sample circle cover (27) are connected with threaded disc (44) through internal thread (45), the bottom and drill bit (30) fixed connection of threaded disc (44).

4. A hydrogeological portable sampling device as defined in claim 3 wherein: fixed mounting is located at the top center of thread disc (44) has second round bar (31), second round bar (31) run through set up in second round hole (33) of first screw rod (5) bottom center department, and second round hole (33) and the top intercommunication of sample circle cover (27), first round hole (32) at square bar (7) middle part and pivot (34) middle part are still run through to second round bar (31), the top demountable installation of second round bar (31) has first round bar (13), scarce groove (40) have been seted up along length direction to the face of first round bar (13), the face of first round bar (13) is equipped with scale (51) along scarce groove (40) length direction mark.

5. The hydrogeological portable sampling device of claim 4, wherein: the one end fixedly connected with plug (52) of first pole (13), plug (52) are connected with the slot gomphosis of seting up in second pole (31) one end, threaded hole is seted up on the top of second pole (31), threaded hole threaded connection has screw (41), the end of screw (41) is connected with constant head tank (53) gomphosis of seting up on plug (52).

6. The hydrogeological portable sampling device of claim 5, wherein: the utility model discloses a safety protection device for a motor vehicle, including first round bar (13), ring guide pin bushing (12) encircle all around, ring guide pin bushing (12) fixed mounting is at the top of protection casing (10), the cell body of ring type is seted up along length direction on the inner wall of ring guide pin bushing (12), interior ring (37) are installed to the gomphosis of clearance in the cell body, interior ring (37) wall fixedly connected with fixed rod seat (38) of inner ring (37), the top of fixed rod seat (38) is seted up flutedly, articulated strip (39) are installed to the top of fixed rod seat (38) is articulated, the strip face of articulated strip (39) and the cell wall contact of recess, fixed mounting has nut seat (42) on the outer lane of ring guide pin bushing (12), nut seat (42) and cell body intercommunication, nut seat (42) threaded connection has bolt (43).

7. The hydrogeological portable sampling device of claim 4, wherein: the bottom end of the first screw rod (5) is internally provided with two guide holes (47) which are transversely arranged, the two guide holes (47) are symmetrically arranged relative to the second round hole (33), the guide holes (47) are in clearance fit connection with positioning rods (48), one end of each positioning rod (48) is in clearance fit connection with a positioning hole (50) formed in the second round rod (31), a first spring (49) is arranged inside each guide hole (47), one end of each first spring (49) is fixedly connected with one end face of each guide rod, the tail end of each first spring (49) is fixedly connected with the hole wall of each guide hole (47), a wire hole (46) is formed inside the first screw rod (5) along the length direction, a pull rope (14) is arranged in each wire hole (46), one end of each pull rope (14) is positioned in each guide hole (47), and one end of each pull rope (14) is fixedly connected with one end of each guide rod, the tail end of the pull rope (14) is positioned at the top end of the first screw rod (5).

8. The hydrogeological portable sampling device of claim 1, wherein: the improved structure is characterized in that a longitudinal groove (15) is formed in the bottom plate (1), the longitudinal groove (15) is located at the front end of the first fixing nut (4), a circular sleeve (16) is slidably mounted in the longitudinal groove (15), a cylinder (18) is fixedly connected to the bottom end of the circular sleeve (16), a bottom cover (19) is arranged below the cylinder (18), a third circular rod (54) is rotatably mounted on the circular sleeve (16), the third circular rod (54) penetrates through a vertical through hole formed in the cylinder (18), the bottom end of the third circular rod (54) is fixedly connected with the bottom cover (19), a square block (55) is fixedly connected to the top end of the third circular rod (54), a short rod (20) is arranged at the top end of the third circular rod (54), a holding rod (21) is fixedly connected to the top end of the short rod (20), and the square block (55) is in clearance fit connection with a square groove (56) formed in the bottom end of the short rod (20), the top fixedly connected with second spring (57) of square (55), the end and square groove (56) top cell wall fixed connection of second spring (57), the bottom fixed mounting of quarter butt (20) has reference column (58), reference column (58) are connected with location shrinkage pool (59) gomphosis seted up at circle sleeve pipe (16) top, two fixedly connected with fender dishes (17) on circle sleeve pipe (16), and two fender dishes (17) contact with the top of bottom plate (1) and the bottom of bottom plate (1) respectively.

9. The hydrogeological portable sampling device of claim 1, wherein: spacing groove (62) have been seted up to the inside of bottom plate (1), spacing groove (62) and vertical groove (15) one side intercommunication, spacing groove (62) clearance fit is connected with inserted block (60), one side of inserted block (60) is rotated and is connected with second screw rod (23), dish (24) are held to the terminal fixedly connected with of second screw rod (23), second screw rod (23) threaded connection has second fixation nut (61), second fixation nut (61) fixed mounting is in the inside of bottom plate (1).

10. The hydrogeological portable sampling device of claim 1, wherein: the top fixed mounting of bottom plate (1) has power (25) and switch board (26), power (25) and switch board (26) all with servo motor (11) electric connection.

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