CN216284374U

CN216284374U - Adjustable sampler is used in hydrographic engineering geological survey

Info

Publication number: CN216284374U
Application number: CN202121857472.0U
Authority: CN
Inventors: 李峰
Original assignee: Individual
Current assignee: Hebei Geology And Mineral Survey And Design Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-04-12
Anticipated expiration: 2031-08-10

Abstract

The application discloses an adjustable sampler for hydrographic engineering geological exploration, which comprises a supporting table and a drilling mechanism, wherein the left side and the right side of the bottom end of the outer wall of the supporting table are respectively and fixedly connected with the top ends of supporting plates, and the front side and the rear side of the bottom end of the outer wall of the two supporting plates are respectively and fixedly connected with pulleys; the drilling mechanism comprises a cavity plate, the bottom end of the outer wall of the cavity plate is fixedly connected with the top end of a drill rod, the bottom end of the drill rod is fixedly connected with the top end of a drill bit, and one end of a connecting plate is fixedly connected to the center of the left side and the center of the outer wall of the cavity plate. Through starting the second motor, the second motor drives the second threaded rod and rotates, and the movable plate with second threaded rod screw-thread fit drives the carriage release lever and slides left under the restriction of cavity board, makes the carriage release lever drive and holds the box and slide left, will hold the box and pass logical groove, realizes the collection to the sample, reverses the second motor again, makes to hold the box and reset with same principle, and rethread starts electric putter and makes electric putter drive the baffle and descend, realizes sheltering from of baffle to leading to the groove.

Description

Adjustable sampler is used in hydrographic engineering geological survey

Technical Field

The application relates to the field of geological exploration, in particular to an adjustable sampler for hydrographic engineering geological exploration.

Background

Geological exploration carries out different investigation and research work with emphasis on geological conditions such as rocks, stratum structures, mineral products, underground water, landforms and the like in a certain area according to the needs of economic construction, national defense construction and scientific and technical development.

The unable homoenergetic of current sampler to the soil sample of the different thickness in ground draws to influence the accuracy of sample result, current sampler is inconvenient to be removed simultaneously and fixes according to the on-the-spot condition, thereby it influences the testing result to be infected with the soil of different aspect easily among the current sampler sample process. Therefore, an adjustable sampler for hydrographic engineering geological exploration is provided for solving the problems.

Disclosure of Invention

The adjustable sampler for the hydrographic engineering geological exploration is provided in the embodiment and is used for solving the problem that soil samples with different ground thicknesses in the prior art cannot be extracted uniformly.

According to one aspect of the application, an adjustable sampler for hydrographic engineering geological exploration is provided, which comprises a supporting table and a drilling mechanism, wherein the left side and the right side of the bottom end of the outer wall of the supporting table are respectively and fixedly connected with the top ends of supporting plates, and the front side and the rear side of the bottom ends of the outer walls of the two supporting plates are respectively and fixedly connected with pulleys;

the drilling mechanism comprises a cavity plate, the bottom end of the outer wall of the cavity plate is fixedly connected with the top end of a drill rod, the bottom end of the drill rod is fixedly connected with the top end of a drill bit, the cavity board outer wall left and right sides center punishment is fixed connection connecting plate one end respectively, two the one end that the cavity board was kept away from to the connecting plate slides respectively and cup joints at the spout inner chamber, two the spout is vertical respectively to inlay one side center department that two backup pads are close to each other, two one side that the connecting plate was kept away from each other is threaded respectively and cup joints at first threaded rod outer wall, two first threaded rod top and bottom are rotated respectively and are connected spout inner wall top and bottom, two first threaded rod top is fixed connection driven shaft bottom respectively, two the driven shaft top is rotated respectively and is connected and run through a supporting bench bottom left and right sides, two the driven shaft top is fixed cup joint second bevel gear respectively.

Furthermore, the two second bevel gears are respectively engaged with the first bevel gears, the two first bevel gears are respectively fixedly sleeved on the left side and the right side of the outer wall of the rotating shaft, and the left end and the right end of the rotating shaft are respectively rotatably connected with the centers of the left side and the right side of the inner wall of the supporting table.

Further, pivot outer wall center department is fixed cup joints from the driving wheel, from driving wheel top meshing cooperation action wheel, action wheel center department is fixed cup joints at first motor output, the fixed cup joint of first motor is at the safety cover inner wall, safety cover bottom fixed connection brace table outer wall top center department.

Further, cavity inboard wall left side center department fixed connection second motor, second motor output end fixed connection second threaded rod one end, the second threaded rod other end rotates connects cavity inboard wall right side, second threaded rod outer wall screw thread cup joints the movable plate, the fixed cover of movable plate is in cavity inboard cavity.

Further, the bottom end of the moving plate is fixedly connected with the top end of the moving rod, the top end of the moving rod is slidably sleeved at the bottom end of the cavity plate, and the bottom end of the moving rod is fixedly connected with the right center of the top end of the outer wall of the containing box.

Further, logical groove has been inlayed to drilling rod bottom one side, it is equipped with the baffle to lead to the groove right side, baffle bottom joint drilling rod inner wall bottom, baffle top fixed connection elevator bottom, elevator top fixed connection electric putter, electric putter top fixed connection drilling rod inner wall one side, just the elevator left side slides and cup joints spacing inslot chamber, the spacing groove is vertical to be inlayed in drilling rod inner wall one side.

Furthermore, two fixed plate fixed connection respectively in one side top center department that the backup pad was kept away from each other, two fixed plate center department rotates respectively to connect and runs through carousel one end, two carousel bottom fixed connection third threaded rod top, two third threaded rod bottom rotates connects the stopper top, two stopper one side fixed connection backup pad one side respectively.

Further, two the outer wall of the third threaded rod is respectively in threaded sleeve joint and runs through the top end of the U-shaped plate, and one side, close to each other, of the U-shaped plate is respectively in sliding sleeve joint on one side of the limiting block.

Further, two the mounting hole has been inlayed respectively to U template bottom.

Furthermore, a plurality of limiting rods are sleeved on the outer wall of the moving rod in a sliding mode, and the limiting rods are horizontally inserted into the inner cavity of the drill rod.

Through the above-mentioned embodiment of this application, adopted drilling mechanism, solved the unable homoenergetic problem of drawing of the soil sample of the different thickness in ground, improved the accuracy of testing result.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

FIG. 3 is an enlarged view of a portion of the structure of FIG. 2 according to an embodiment of the present disclosure;

fig. 4 is a schematic diagram of a partial enlarged structure at B in fig. 2 according to an embodiment of the present application.

In the figure: 1. supporting table, 2, a first bevel gear, 3, a rotating shaft, 4, a first motor, 5, a driving wheel, 6, a protective cover, 7, a driven wheel, 8, a cavity plate, 9, a pulley, 10, a first threaded rod, 11, a sliding groove, 12, a connecting plate, 13, a second motor, 14, a drill rod, 15, a drill bit, 16, a containing box, 17, a limiting rod, 18, a moving rod, 19, a moving plate, 20, a second threaded rod, 21, a supporting plate, 22, a U-shaped plate, 23, an installation hole, 24, a limiting block, 25, a third threaded rod, 26, a fixing plate, 27, a rotating disc, 28, a lifting block, 29, an electric push rod, 30, a limiting groove, 31, a through groove, 32, a baffle, 33, a driven shaft, 34 and a second bevel gear.

Detailed Description

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

It should be noted that the terms "first," "second," and the like in the description and claims of this application 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 should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. 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 this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used 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 meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

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 meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

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

The drilling mechanism in this embodiment may be adapted to various samplers, for example, in this embodiment a sampler is provided as follows, and the drilling mechanism in this embodiment may be used to drill a sampler as follows.

This sampler includes organism and sample structure, the equal fixedly connected with handle in both sides of organism, the inside fixedly connected with motor of organism, the output fixedly connected with connecting block of motor, the connecting block is with the help of bolt and fixed block fixed connection, the quantity of fixed block is two, the one end fixedly connected with cylinder that two fixed blocks are close to each other, cylindrical arc surface fixedly connected with screw thread strip, the spout has been seted up to cylindrical arc surface, the inner wall of spout is equipped with sample structure. The specific arrangement and function of the sampling structure and the auxiliary structure will be described in detail below. The sampling structure comprises a sliding plate, the surface of the sliding plate is in sliding connection with the help of a chute and a cylinder, a rectangular plate is fixedly connected to the top end of the sliding plate, bolts are inserted into two ends of the rectangular plate, the bolts are in threaded connection with one end of the cylinder, a fixed rod is arranged inside the cylinder, a connecting column is fixedly connected to the side wall of the fixed rod, the fixed rod is fixedly connected with the cylinder with the help of the connecting column, a rotating shaft is rotatably connected to the surface of the fixed rod, a long strip is rotatably connected to the arc surface of the rotating shaft, a limiting rod is inserted into the bottom end of the fixed rod, a sampling box is fixedly connected to one end of the limiting rod, which is far away from the fixed rod, a limiting column is fixedly connected to the chute relative to the position of the sampling box, the fixed block is fixed with the help of the bolts and the connecting block, a motor is started at the moment, the motor drives the connecting block to rotate, the cylinder drives the cylinder to rotate with the help of the fixed block, at the cylinder drills towards the inside of the ground with the help of the pointed cone at the bottom end and the thread strip of the arc surface, stopping the motor after drilling to a proper position, unscrewing bolts on the surface of the connecting block, taking out the connecting block and the machine body, inserting the cylinder into the ground, unscrewing the bolts on the surface of the rectangular plate, loosening the rectangular plate and the cylinder, moving the rectangular plate upwards, driving the sliding plate to move upwards, opening the bottom end of the sliding groove by moving the sliding plate upwards, rotating the strip on the surface of the fixed rod by virtue of the rotating shaft, pushing the sampling box by the bottom end of the strip when rotating, pushing the sampling box out of the cylinder, wherein the number of the sampling boxes is two, the ends, close to each other, of the two sampling boxes are fixedly connected with a bump, the end, close to the fixed rod, of the bump is fixedly connected with a spring, the end, far away from the bump, of the spring is fixedly connected with the fixed rod, and the bottom end of the sliding plate is provided with a limit groove, the size of the limiting groove is matched with that of the limiting column, the limiting column is inserted into the sliding plate through the limiting groove, the bottom end of the connecting block is provided with a circular groove, the size of the circular groove is matched with that of the circular column, the strip rotates on the surface of the fixed rod through the rotating shaft, the bottom end of the strip pushes the sampling box when the strip rotates, the sampling box is pushed out from the inside of the circular column at the moment, the sampling box extends out of the surface of the circular column through the opened part of the sliding groove, the sampling box is inserted into soil at the moment, then the strip is loosened, the sampling box is not extruded any more by the strip, at the moment, a spring on the surface of a convex block between the two sampling boxes pulls the sampling box to return to the circular column, then the sliding plate is pushed downwards, the sliding plate seals the sliding groove along the limiting column, at the circular column is pulled out of the soil at the circular column at the moment, then the circular column is slightly inclined, at the soil sample in the sampling box is poured into the circular column at the moment, then the circular column is turned over, a sample of the soil inside the cylinder will be removed.

Of course, the present embodiment can also be used for samplers that drill other structures. The sampler of the embodiment of the present application will be described below without further description.

Referring to fig. 1-4, an adjustable sampler for geological exploration in hydrographic engineering comprises a supporting table 1 and a drilling mechanism, wherein the left side and the right side of the bottom end of the outer wall of the supporting table 1 are respectively and fixedly connected with the top ends of supporting plates 21, and the front side and the rear side of the bottom end of the outer wall of the two supporting plates 21 are respectively and fixedly connected with pulleys 9;

the drilling mechanism comprises a cavity plate 8, the bottom end of the outer wall of the cavity plate 8 is fixedly connected with the top end of a

drill rod

14, 14 bottom fixed connection drill bit 15 tops of drilling rod, the central punishment of the 8 outer walls left and right sides of cavity board is fixed connection connecting plate 12 one end respectively, two the one end that cavity board 8 was kept away from to connecting plate 12 slides respectively and cup joints at 11 inner chambers of spout, two spout 11 vertically inlays respectively in the mutual one side center department that is close to of two backup pads 21, two one side that connecting plate 12 kept away from each other is threaded respectively and cup joints at first threaded rod 10 outer wall, two first threaded rod 10 top and bottom rotate respectively and connect spout 11 inner wall tops and bottom, two first threaded rod 10 top is fixed connection driven shaft 33 bottom respectively, two driven shaft 33 top is rotated respectively and is connected and run through 1 bottom left and right sides of brace table, two driven shaft 33 top is fixed cup joint second bevel gear 34 respectively.

The two second bevel gears 34 are respectively engaged with the first bevel gears 2, the two first bevel gears 2 are respectively fixedly sleeved on the left side and the right side of the outer wall of the rotating shaft 3, the left end and the right end of the rotating shaft 3 are respectively rotatably connected with the centers of the left side and the right side of the inner wall of the supporting table 1, the rotating shaft 3 is rotated to drive the second bevel gears 34 to rotate, the center of the outer wall of the rotating shaft 3 is fixedly sleeved with the driven wheel 7, the top end of the driven wheel 7 is engaged with the driving wheel 5, the center of the driving wheel 5 is fixedly sleeved at the output end of the first motor 4, the first motor 4 is fixedly sleeved on the inner wall of the protecting cover 6, the bottom end of the protecting cover 6 is fixedly connected with the center of the top end of the outer wall of the supporting table 1, the rotating shaft 3 is driven to rotate by the output end of the first motor 4, the center of the left side of the inner wall of the cavity plate 8 is fixedly connected with the second motor 13, and the output end of the second motor 13 is fixedly connected with one end of the second threaded rod 20, the other end of the second threaded rod 20 is rotatably connected with the right side of the inner wall of the cavity plate 8, the thread of the outer wall of the second threaded rod 20 is sleeved with a movable plate 19, the movable plate 19 is fixedly sleeved in the inner cavity of the cavity plate 8, the output end of the second motor 13 drives the movable plate 19 to move horizontally, the top end of the movable plate 19 is fixedly connected with the top end of a movable rod 18, the top end of the movable rod 18 is slidably sleeved at the bottom end of the cavity plate 8, the center of the top right side of the outer wall of the containing box 16, the movable plate 19 drives the movable rod 18 to move horizontally, a through groove 31 is embedded at one side of the bottom end of the drill rod 14, a baffle 32 is arranged at the right side of the through groove 31, the bottom end of the baffle 32 is clamped with the bottom end of the inner wall of the drill rod 14, the top end of the baffle 32 is fixedly connected with a lifting block 28 bottom end, the top end of the lifting block 28 is fixedly connected with an electric push rod 29, the top end of the electric push rod 29 is fixedly connected with one side of the inner wall of the drill rod 14, an inner cavity of a limiting groove 30 is sleeved on the left side of the lifting block 28 in a sliding manner, the limiting groove 30 is vertically embedded on one side of the inner wall of the drill rod 14, so that the through groove 31 can be conveniently shielded, the centers of the upper parts of the sides, far away from each other, of the two supporting plates 21 are respectively and fixedly connected with a fixed plate 26, the centers of the two fixed plates 26 are respectively and rotatably connected with and penetrate through one end of a rotary table 27, the bottom ends of the two rotary tables 27 are fixedly connected with the top end of a third threaded rod 25, the bottom ends of the two third threaded rods 25 are rotatably connected with the top end of a limiting block 24, one side of the two limiting blocks 24 is respectively and fixedly connected with one side of the supporting plates 21, the third threaded rods 25 are driven to rotate by rotating the rotary table 27, the outer walls of the two third threaded rods 25 are respectively and threadedly sleeved and penetrate through the top ends of U-shaped plates 22, the sides, close to each other, of the two U-shaped plates 22 are respectively sleeved on one side of the limiting block 24 in a sliding manner, and are driven to lift by the rotation of the third threaded rods 25, two mounting holes 23 have been inlayed respectively to U type plate 22 bottom, make things convenient for the on-the-spot of device to fix, a plurality of gag lever posts 17 are cup jointed in the outer wall slip of carriage release lever 18, gag lever post 17 level is pegged graft at drilling rod 14 inner chamber, increases carriage release lever 18 horizontal migration's stability.

When the device is used, electrical components appearing in the application are externally connected with a power supply and a control switch when in use, the device is pushed to move to a specified sampling point through the pulley 9, the turntable 27 is rotated to drive the third threaded rod 25 to rotate, the U-shaped plate 22 in threaded fit with the third threaded rod 25 moves vertically under the limitation of the limiting block 24, the U-shaped plate 22 descends to the position of contacting the ground, the pulley 9 is separated from the ground, the bottom end of the U-shaped plate 22 contacts the ground to realize the fixation of the device, the heights of the two U-shaped plates 22 are slightly adjusted according to the difference of the heights of the ground on site to ensure that the device is horizontally placed on the ground, the device is fixed at the specified sampling site through the mounting hole 23 at the bottom end of the U-shaped plate 22 to further realize the fixation effect of the device, and the first motor 4 is started to drive the driving wheel 5 to rotate, the driving wheel 5 drives the driven wheel 7 to rotate, the driven wheel 7 drives the rotating shaft 3 to rotate, the rotating shaft 3 drives the two first bevel gears 2 to rotate in the rotating process, the second bevel gear 34 meshed with the first bevel gear 2 rotates along with the first bevel gear, the second bevel gear 34 drives the driven shaft 33 to rotate, the driven shaft 33 drives the first threaded rod 10 to rotate, the two connecting plates 12 in threaded fit with the first threaded rod 10 descend along the direction of the second threaded rod 20, the two connecting plates 12 drive the drill rod 14 and the drill bit 15 to drill on the ground until the drill rod 14 is brought into a specified depth, the flexible adjustment of the sampling depth is realized, the sampling work is convenient to carry out, after the drill rod 14 reaches the specified depth, the second motor 13 is started, the second motor 13 drives the second threaded rod 20 to rotate, and the movable plate 19 in threaded fit with the second threaded rod 20 drives the movable rod 18 to slide leftwards under the limit of the cavity plate 8, make the carriage release lever 18 drive and hold box 16 and slide left, will hold box 16 and pass through groove 31, realize the collection to the sample, reverse second motor 13 again, make and hold box 16 and reset with same principle, rethread starts electric putter 29 and makes electric putter 29 drive baffle 32 and descend, realizes that baffle 32 is to leading to the sheltering from of groove 31, avoids causing the inaccurate result of sample detection.

The application has the advantages that:

1. the device is simple to operate, the turntable is rotated to drive the third threaded rod to rotate, the U-shaped plate in threaded fit with the third threaded rod moves in the vertical direction under the limitation of the limiting block, the U-shaped plate descends to a position contacting the ground, the pulley is separated from the ground at the moment, the bottom end of the U-shaped plate contacts the ground, the device is fixed, the heights of the two U-shaped plates are slightly adjusted according to the difference of the heights of the ground on site, the device is guaranteed to be horizontally placed on the ground, and the device is fixed in a specified sampling place through the mounting hole in the bottom end of the U-shaped plate, so that the fixing effect of the device is further realized;

2. the structure of the device is reasonable, the first motor is started to drive the driving wheel to rotate, the driving wheel drives the driven wheel to rotate, the driven wheel drives the rotating shaft to rotate, the rotating shaft drives the two first bevel gears to rotate in the rotating process, the second bevel gear in meshing fit with the first bevel gears rotates along with the first bevel gears, the second bevel gear drives the driven shaft to rotate, the driven shaft drives the first threaded rod to rotate, the two connecting plates in threaded fit with the first threaded rod descend along the direction of the second threaded rod, the two connecting plates drive the drill rod and the drill bit to drill on the ground until the drill rod is brought into the designated depth, the flexible adjustment of the sampling depth is realized, and the sampling work is convenient to carry out;

3. this application is through starting the second motor, the second motor drives the second threaded rod and rotates, the movable plate with second threaded rod screw-thread fit drives the carriage release lever and slides left under the restriction of cavity board, it holds the box and slides left to make the carriage release lever drive, it passes logical groove to hold the box, the realization is to the collection of sample, reverse the second motor again, the messenger holds the box and resets with same principle, the rethread starts electric putter and makes electric putter drive the baffle and descend, realize the sheltering from of baffle to leading to the groove, avoid causing the result of sample detection inaccurate.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a hydrology engineering geology reconnaissance is with adjustable sampler which characterized in that: the drilling machine comprises a supporting table (1) and a drilling mechanism, wherein the left side and the right side of the bottom end of the outer wall of the supporting table (1) are respectively and fixedly connected with the top ends of supporting plates (21), and the front side and the rear side of the bottom end of the outer wall of the two supporting plates (21) are respectively and fixedly connected with pulleys (9);

the drilling mechanism comprises a cavity plate (8), the bottom end of the outer wall of the cavity plate (8) is fixedly connected with the top end of a drill rod (14), the bottom end of the drill rod (14) is fixedly connected with the top end of a drill bit (15), the centers of the left side and the right side of the outer wall of the cavity plate (8) are respectively fixedly connected with one end of a connecting plate (12), two ends, far away from the cavity plate (8), of the connecting plates (12) are respectively sleeved on the inner cavity of a sliding groove (11) in a sliding way, two sliding grooves (11) are respectively vertically embedded at the centers of one sides, close to each other, of two supporting plates (21), one sides, far away from each other, of the connecting plates (12) are respectively sleeved on the outer wall of a first threaded rod (10) in a threaded way, the top end and the bottom end of the first threaded rod (10) are respectively rotatably connected with the top end and the bottom end of the inner wall of the sliding groove (11), and the top end of the first threaded rod (10) is respectively fixedly connected with the bottom end of a driven shaft (33), two driven shaft (33) top rotates respectively to be connected and runs through a supporting bench (1) bottom left and right sides, two driven shaft (33) top is the fixed second bevel gear (34) that cup joints respectively.

2. The adjustable sampler of claim 1, wherein: two second bevel gear (34) mesh cooperation first bevel gear (2) respectively, two first bevel gear (2) fixed cup joint respectively in pivot (3) outer wall left and right sides, both ends are rotated respectively and are connected brace table (1) inner wall left and right sides center department about pivot (3).

3. The adjustable sampler of claim 2, wherein: fixed the cup jointing of pivot (3) outer wall center department is from driving wheel (7), from driving wheel (7) top meshing cooperation action wheel (5), action wheel (5) center department is fixed cup joints at first motor (4) output, first motor (4) are fixed cup joints at safety cover (6) inner wall, safety cover (6) bottom fixed connection brace table (1) outer wall top center department.

4. The adjustable sampler of claim 1, wherein: fixed connection second motor (13) is located at cavity board (8) inner wall left side center, second motor (13) output end fixed connection second threaded rod (20) one end, second threaded rod (20) other end rotates and connects cavity board (8) inner wall right side, movable plate (19) is cup jointed to second threaded rod (20) outer wall screw thread, movable plate (19) fixed cup joint in cavity board (8) inner chamber.

5. The adjustable sampler of claim 4, wherein: the bottom end of the moving plate (19) is fixedly connected with the top end of a moving rod (18), the top end of the moving rod (18) is slidably sleeved at the bottom end of the cavity plate (8), and the bottom end of the moving rod (18) is fixedly connected with the right center of the top end of the outer wall of the containing box (16).

6. The adjustable sampler of claim 1, wherein: drilling rod (14) bottom one side has inlayed logical groove (31), it is equipped with baffle (32) to lead to groove (31) right side, baffle (32) bottom joint drilling rod (14) inner wall bottom, baffle (32) top fixed connection elevator (28) bottom, elevator (28) top fixed connection electric putter (29), electric putter (29) top fixed connection drilling rod (14) inner wall one side, just elevator (28) left side slip cup joints spacing groove (30) inner chamber, spacing groove (30) are vertical to be inlayed in drilling rod (14) inner wall one side.

7. The adjustable sampler of claim 1, wherein: two one side top center department that backup pad (21) kept away from each other is fixed connection fixed plate (26), two fixed plate (26) center department rotates respectively to connect and runs through carousel (27) one end, two carousel (27) bottom fixed connection third threaded rod (25) top, two third threaded rod (25) bottom is rotated and is connected stopper (24) top, two stopper (24) one side is fixed connection backup pad (21) one side respectively.

8. The adjustable sampler of claim 7, wherein: the outer wall of the third threaded rod (25) is respectively in threaded sleeve joint and penetrates through the top end of the U-shaped plate (22), and one side, close to each other, of the U-shaped plate (22) is respectively in sliding sleeve joint with one side of the limiting block (24).

9. The adjustable sampler of claim 8, wherein: mounting holes (23) are respectively embedded at the bottom ends of the two U-shaped plates (22).

10. The adjustable sampler of claim 5, wherein: the outer wall of the moving rod (18) is sleeved with a plurality of limiting rods (17) in a sliding mode, and the limiting rods (17) are horizontally inserted into the inner cavity of the drill rod (14).