CN111207948A

CN111207948A - Hydraulic engineering geology sampling shallow

Info

Publication number: CN111207948A
Application number: CN202010029927.3A
Authority: CN
Inventors: 毛洪玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-05-29

Abstract

The invention discloses a hydraulic engineering geological sampling cart, which comprises a bottom plate, wherein a hand-push frame is arranged on one side of the bottom plate, and wheels are arranged at the lower end of the bottom plate; four cylindrical guide rods are vertically arranged on the upper end surface of the bottom plate, a top plate is arranged at the upper ends of the guide rods, an intermediate plate is arranged between the bottom plate and the top plate, and the intermediate plate is sleeved on each guide rod; a first motor is installed on the upper end face of the middle plate, an output rotating shaft of the first motor is detachably connected with a sampling screw cylinder, a spiral drilling ground blade is arranged on the outer wall of the sampling screw cylinder, and an opening is formed in the position, located at the lower end of the output rotating shaft of the first motor, on the side wall of the upper end of the sampling screw cylinder; the bottom plate and the top plate are also provided with a lead screw transmission device, and the lead screw transmission device is used for driving the middle plate to move in the vertical direction; according to the invention, the sampling screw cylinder is driven by the motor to sample, so that the soil sampling is not required to be manually carried out, and the labor intensity is reduced.

Description

Hydraulic engineering geology sampling shallow

Technical Field

The invention relates to the field of soil sampling devices, in particular to a hydraulic engineering geological sampling cart.

Background

Before the construction of hydraulic engineering, the soil of a construction site needs to be sampled, the composition of the soil is analyzed, and the property of the soil is determined. The existing soil sampling device is a purely manual sampling device, and the sampling device is small in size and light in weight, but the sampling labor intensity is high; the other is a semi-automatic sampling device which is provided with a sampling motor and a sampling cylinder, but needs manual support for sampling and needs manual application of a downward acting force, and the labor intensity of sampling is reduced compared with that of a purely manual sampling device, but still is large.

Disclosure of Invention

The invention aims to provide a hydraulic engineering geological sampling cart, aiming at solving the problem of high labor intensity when the existing soil sampling device is used for sampling soil.

The invention is realized by the following steps: a hydraulic engineering geological sampling cart comprises a bottom plate, wherein a hand-push frame is arranged on one side of the bottom plate, and wheels are arranged at the lower end of the bottom plate; four cylindrical guide rods are vertically arranged on the upper end face of the bottom plate, the circle centers of the cross sections of the four guide rods are sequentially connected to form a rectangle, top plates are arranged at the upper ends of the four guide rods, an intermediate plate is arranged between the bottom plate and the top plates, guide through holes corresponding to the guide rods one to one are formed in the intermediate plate, and the intermediate plate is sleeved on the guide rods; the sampling screw barrel is of a tubular structure, a spiral drilling ground blade is arranged on the outer wall of the sampling screw barrel, an opening is formed in the position, located at the lower end of the output rotating shaft of the first motor, on the side wall of the upper end of the sampling screw barrel, and a round hole for the sampling screw barrel to pass through is formed in the position, located right below the sampling screw barrel, on the bottom plate; and the bottom plate and the top plate are also provided with a lead screw transmission device, and the lead screw transmission device is used for driving the middle plate to move in the vertical direction.

Further, screw drive includes screwed pipe, second motor lead screw and bearing frame, the second motor is installed on the up end of roof, the bearing frame is installed on the up end of bottom plate, be provided with the installation through-hole on the intermediate lamella, the screwed pipe is fixed to be set up in this installation through-hole, be provided with the internal thread structure with the helicitic texture looks adaptation of lead screw on the inner wall of screwed pipe, the vertical setting of lead screw, the upper end of lead screw links to each other with the output of second motor, the lower extreme of lead screw links to each other with the bearing in the bearing frame, the lead screw passes in by the screw hole of screwed pipe.

Furthermore, the lower end of the first motor output rotating shaft is of a conical structure, and the upper end of the conical structure and the upper end of the opening of the sampling screw cylinder are at the same height.

Further, the opening is provided with a plurality of, and evenly sets up along the circumferencial direction of sampling spiral shell.

Furthermore, a plurality of connecting through holes are formed in the side wall of the upper end of the sampling screw cylinder, the connecting through holes are evenly formed in the circumferential direction of the sampling screw cylinder, the connecting through holes are located above the opening, threaded holes in one-to-one correspondence with the connecting through holes are formed in the outer wall of the lower end of the first motor output rotating shaft, the sampling screw cylinder and the first motor output rotating shaft are connected through fixing bolts, and rod portions of the fixing bolts penetrate through the connecting through holes and are screwed into the threaded holes formed in the outer wall of the lower end of the first motor output rotating shaft.

Further, be provided with the sand grip structure on the upper end inside wall of sampling spiral shell section of thick bamboo, the sand grip structure sets up along the length direction of sampling spiral shell section of thick bamboo, the sand grip structure is located the open-ended top, be provided with the spout with sand grip structure looks adaptation on the lower extreme outer wall of first motor output pivot, work as when the sand grip structure inserts in the epaxial spout of first motor output pivot, each connect the via hole on the sampling spiral shell section of thick bamboo aligns with each screw hole on the first motor output pivot lower extreme outer wall one by one.

Furthermore, an electric cabinet is arranged on the bottom plate, a controller is arranged in the electric cabinet, a proximity switch is arranged at a position right above the first motor on the lower end face of the top plate, and the proximity switch and the second motor are electrically connected with the controller.

Furthermore, a storage battery is also arranged in the electric control box, a wheel driver for driving wheels to move is arranged on the bottom plate, and the wheel driver is electrically connected with the storage battery; the hand push frame is provided with a control box, the control box is provided with a control switch, and the control switch is electrically connected with the wheel driver.

Furthermore, the bottom plate is of a rectangular plate structure, the four corners of the lower end face of the bottom plate are respectively provided with an inverted electric cylinder, the lower end of an extension rod of each electric cylinder is fixedly connected with a cushion block, and the area of the lower end face of each cushion block is larger than the cross-sectional area of the extension rod of each electric cylinder.

Furthermore, a vertical plate is vertically arranged on the upper end face of the bottom plate, the vertical plate is arranged on the rear side of the electric cabinet and is parallel to the rear side wall of the electric cabinet, a rotary drum is arranged between the rear side wall of the electric cabinet and the vertical plate, two ends of the rotary drum are respectively provided with a disc, the rotary drum and the discs are arranged along the same central axis, the outer diameter of each disc is larger than that of the rotary drum, the rotary drum and the discs are respectively rotatably connected with the rear side wall of the electric cabinet and the vertical plate through a rotary shaft, one end of the rotary shaft, which is connected with the vertical plate, penetrates through the vertical plate, a rotating wheel is arranged on the end of the rotary drum, and a handle.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the sampling screw cylinder is driven by the motor to sample, so that the soil sampling is not required to be carried out manually, the labor intensity is reduced, the soil sample with deeper depth can be directly obtained under the condition that the sampling screw cylinder is not lifted and the soil sample belonging to the shallower depth in the central hole is taken out, and the working efficiency is improved.

2. The lower end of the output rotating shaft of the first motor is of a conical structure, and the upper end of the conical structure and the upper end of the opening of the sampling screw cylinder are at the same height; the soil sample that arrives the inside upper end of sampling spiral shell section of thick bamboo is changeed and is extruded by the opening part by the setting up of first motor output pivot lower extreme toper structure, can effectively prevent to appear that the soil sample that arrives the inside upper end of sampling spiral shell section of thick bamboo can not taken place by the problem that the opening part was extruded.

3. An electric control box is arranged on the bottom plate, a controller is arranged in the electric control box, a proximity switch is arranged on the lower end face of the top plate and is positioned right above the first motor, and the proximity switch and the second motor are electrically connected with the controller; so set up, can effectively prevent to cause the occurence of failure of first motor striking roof because of first motor upward movement is excessive.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a hydraulic engineering geological sampling cart.

FIG. 2 is a schematic view of a connection structure between an output rotating shaft of a first motor and a sampling screw barrel of the hydraulic engineering geological sampling cart;

FIG. 3 is an enlarged view of area C of FIG. 2;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a schematic view of the structure of FIG. 3 with the output shaft of the first motor removed;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 7 is a schematic view of a connection structure among a bottom plate, an electric cabinet, a vertical plate, a rotary drum, a disc, a rotary wheel and a handle of the hydraulic engineering geological sampling cart;

fig. 8 is a block diagram of a circuit system for controlling a second motor by a proximity switch of the hydraulic engineering geological sampling cart.

In the figure: 1. a base plate; 2. a guide bar; 3. a top plate; 4. a middle plate; 5. a first motor; 6. sampling a screw cylinder; 601. an opening; 602. a connecting through hole; 603. a convex strip structure; 7. an earth auger blade; 8. a hand-push frame; 9. a wheel; 10. a threaded pipe; 11. a second motor; 12. a lead screw; 13. a bearing seat; 14. fixing the bolt; 15. an electric cabinet; 16. a proximity switch; 17. a wheel driver; 18. a control box; 19. an electric cylinder; 20. cushion blocks; 21. a vertical plate; 22. a rotating drum; 23. a disc; 24. a rotating wheel; 25. a handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1, 2, 3 and 5, in an embodiment of the present invention, a hydraulic engineering geological sampling cart includes a bottom plate 1, a hand pushing frame 8 is disposed on one side of the bottom plate 1, wheels 9 are disposed at a lower end of the bottom plate 1, four cylindrical guide rods 2 are vertically disposed on an upper end surface of the bottom plate 1, sequential connection lines between circle centers of cross sections of the four guide rods 2 form a rectangle, a top plate 3 is disposed at upper ends of the four guide rods 2, a middle plate 4 is disposed between the bottom plate 1 and the top plate 3, guide through holes corresponding to the guide rods 2 one to one are disposed on the middle plate 4, and the middle plate 4 is sleeved on the guide rods 2; the upper end surface of the middle plate 4 is provided with a first motor 5, an output rotating shaft of the first motor 5 penetrates through the middle plate 4 downwards and is positioned below the middle plate 4, the output rotating shaft of the first motor 5 is detachably connected with a sampling screw cylinder 6, the sampling screw cylinder 6 is of a tubular structure, the outer wall of the sampling screw cylinder 6 is provided with a spiral drilling ground blade 7, the upper end side wall of the sampling screw cylinder 6 is provided with an opening 601 at the lower end position of the output rotating shaft of the first motor 5, and a position, right below the sampling screw cylinder 6, on the bottom plate 1 is provided with a round hole for the sampling screw cylinder 6 to pass through; and the bottom plate 1 and the top plate 3 are also provided with a lead screw transmission device, and the lead screw transmission device is used for driving the middle plate 4 to move in the vertical direction.

Referring to fig. 1, in the embodiment of the present invention, the lead screw transmission device includes a threaded pipe 10, a second motor 11, a lead screw 12, and a bearing seat 13, the second motor 11 is installed on the upper end surface of the top plate 3, the bearing seat 13 is installed on the upper end surface of the bottom plate 1, the middle plate 4 is provided with an installation through hole, the threaded pipe 10 is fixedly disposed in the installation through hole, an inner wall of the threaded pipe 10 is provided with an internal thread structure adapted to the threaded structure of the lead screw 12, the lead screw 12 is vertically disposed, an upper end of the lead screw 12 is connected to an output end of the second motor 11, a lower end of the lead screw 12 is connected to a bearing in the bearing seat 13, and the lead screw 12 passes.

The working principle of the invention is as follows: the sampling device is moved to a sampling place through a hand-push frame 8, a second motor 11 is started, the second motor 11 drives a screw rod 12 to rotate, the screw rod 12 rotates to drive an intermediate plate 4 to convey downwards through a threaded pipe 10, the intermediate plate 4 drives a first motor 5 and a sampling screw cylinder 6 to move downwards, the first motor 5 is started when the sampling screw cylinder 6 approaches the ground, the first motor 5 drives the sampling screw cylinder 6 to rotate, the sampling screw cylinder 6 performs sampling operation after drilling into soil, and a taken soil sample enters a central hole of the sampling screw cylinder 6. When the soil sample in a deeper depth needs to be taken, the sampling screw cylinder 6 does not need to be lifted and the soil sample belonging to the shallower depth in the central hole of the sampling screw cylinder is taken out, the soil sample can be directly taken downwards, and the soil sample in the shallower depth can be extruded from the opening 601 when reaching the upper end of the inner part of the sampling screw cylinder 6.

Compared with the existing soil sampling device, the soil sampling device has the advantages that the sampling screw cylinder 6 is driven by the motor to sample, the soil sampling is not required to be manually carried out, the labor intensity is reduced, the soil sample with deep depth can be directly obtained under the condition that the sampling screw cylinder 6 is not lifted and the soil sample belonging to the shallow depth in the central hole of the sampling screw cylinder is taken out, and the working efficiency is improved.

Referring to fig. 2, 3, 5 and 6, in an embodiment of the present invention, the lower end of the output rotating shaft of the first motor 5 is inserted into the upper port of the sampling screw cylinder 6, the side wall of the upper end of the sampling screw cylinder 6 is provided with a plurality of connecting through holes 602, each connecting through hole 602 is uniformly arranged along the circumferential direction of the sampling screw cylinder 6, the connecting through holes 602 are located above the opening 601, the outer wall of the lower end of the output rotating shaft of the first motor 5 is provided with threaded holes corresponding to the connecting through holes 602 one to one, the sampling screw cylinder 6 is connected with the output rotating shaft of the first motor 5 through the fixing bolt 14, and the rod portion of the fixing bolt 14 passes through the connecting through holes 602 and is screwed into the threaded holes arranged on the outer wall of the lower end. The lower extreme of first motor 5 output pivot is the toper structure, and the upper end of toper structure and the upper end position of sampling spiral shell 6's opening 601 are at same height, and opening 601 is provided with a plurality ofly, and evenly sets up along the circumferencial direction of sampling spiral shell 6. The soil sample that reaches the inside upper end of sampling spiral shell 6 is changeed and is extruded by opening 601 department in the setting of first motor 5 output pivot lower extreme toper structure, can effectively prevent to appear the soil sample that reaches the inside upper end of sampling spiral shell 6 and can not take place by the problem that opening 601 department was extruded.

Referring to fig. 3 and 4, in the embodiment of the present invention, a raised line structure 603 is disposed on an inner side wall of an upper end of the sampling screw cylinder 6, the raised line structure 603 is disposed along a length direction of the sampling screw cylinder 6, the raised line structure 603 is located above the opening 601, a sliding slot adapted to the raised line structure 603 is disposed on an outer wall of a lower end of the output rotating shaft of the first motor 5, and when the raised line structure 603 is inserted into the sliding slot on the output rotating shaft of the first motor 5, each connecting through hole 602 on the sampling screw cylinder 6 is aligned with each threaded hole on the outer wall of the lower end of the output rotating shaft of the first motor. Through the technical scheme, the connecting through holes 602 on the sampling screw cylinder 6 are very easy to align with the threaded holes on the outer wall of the lower end of the output rotating shaft of the first motor 5, so that the output rotating shaft of the first motor 5 is very convenient to connect with the sampling screw cylinder 6.

Referring to fig. 1 and 8, in the embodiment of the present invention, an electric cabinet 15 is disposed on a bottom plate 1, a controller is disposed in the electric cabinet 15, the controller may be a PLC controller, a proximity switch 16 is disposed on a lower end surface of a top plate 3 at a position right above a first motor 5, and the proximity switch 16 and a second motor 11 are both electrically connected to the controller; second motor 11 drives lead screw 12 and drives intermediate plate 4 upward movement, and intermediate plate 4 drives first motor 5 upward movement, and when the upper end of first motor 5 was close to proximity switch 16, proximity switch 16 sent the signal to the controller, and controller control second motor 11 stopped, then intermediate plate 4 and first motor 5 stop upward movement, so set up, can effectively prevent to cause the occurence of failure of first motor 5 striking roof 3 because of first motor 5 upward movement is excessive.

Referring to fig. 1, in the embodiment of the present invention, a storage battery is further disposed in the electric cabinet 15, a wheel driver 17 for driving the wheels 9 to move is disposed on the bottom plate 1, and the wheel driver 17 is electrically connected to the storage battery; the hand-push frame 8 is provided with a control box 18, the control box 18 is provided with a control switch, and the control switch is electrically connected with the wheel driver 17; due to the arrangement, the invention is more labor-saving and convenient to move.

Referring to fig. 1, in the embodiment of the present invention, a bottom plate 1 is a rectangular plate structure, four corners of a lower end surface of the bottom plate 1 are respectively provided with an inverted electric cylinder 19, when the present invention is used on a high and uneven ground, the bottom plate 1 can be supported to a horizontal position by the four electric cylinders 19, a cushion block 20 is fixedly connected to a lower end of an extension rod of the electric cylinder 19, an area of the lower end surface of the cushion block 20 is larger than a cross-sectional area of the extension rod of the electric cylinder 19, and the arrangement of the cushion block 20 reduces pressure of the present invention on the supporting ground.

Referring to fig. 7, in the embodiment of the present invention, an upright plate 21 is further vertically disposed on the upper end surface of the bottom plate 1, the upright plate 21 is disposed on the rear side of the electric cabinet 15 and is parallel to the rear side wall of the electric cabinet 15, a rotating drum 22 is disposed between the rear side wall of the electric cabinet 15 and the upright plate 21, two ends of the rotating drum 22 are respectively provided with a disc 23, the rotating drum 22 and the discs 23 are disposed on a common central axis, the outer diameter of the disc 23 is greater than the outer diameter of the rotating drum 22, the rotating drum 22 and the discs 23 are respectively rotatably connected with the rear side wall of the electric cabinet 15 and the upright plate 21 through a rotating shaft, one end of the rotating shaft connected with the upright plate 21 penetrates through the upright plate 21, the rotating wheel 24 is. The cable can be wound on the rotary drum 22, and the rotary drum is connected with an external power supply through the cable, so that the working radius of the rotary drum is increased; the arrangement of the reel 24 and the handle 25 allows the present invention to better reel in and out the cable wound on the drum 22.

The above is only a preferred embodiment 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

1. A hydraulic engineering geological sampling cart comprises a bottom plate (1), wherein a hand-push frame (8) is arranged on one side of the bottom plate (1), and wheels (9) are arranged at the lower end of the bottom plate (1); the novel guide rail structure is characterized in that four cylindrical guide rods (2) are vertically arranged on the upper end face of the bottom plate (1), the centers of the cross sections of the four guide rods (2) are sequentially connected to form a rectangle, top plates (3) are arranged at the upper ends of the four guide rods (2), an intermediate plate (4) is arranged between the bottom plate (1) and the top plates (3), guide through holes which correspond to the guide rods (2) one by one are formed in the intermediate plate (4), and the intermediate plate (4) is sleeved on the guide rods (2); the sampling device is characterized in that a first motor (5) is installed on the upper end face of the middle plate (4), an output rotating shaft of the first motor (5) penetrates through the middle plate (4) downwards and is located below the middle plate (4), a sampling screw barrel (6) is detachably connected with the output rotating shaft of the first motor (5), the sampling screw barrel (6) is of a tubular structure, a spiral drilling ground blade (7) is arranged on the outer wall of the sampling screw barrel (6), an opening (601) is formed in the position, located at the lower end of the output rotating shaft of the first motor (5), on the side wall of the upper end of the sampling screw barrel (6), and a round hole for the sampling screw barrel (6) to pass through is formed in the position, located right below the sampling screw barrel (6), on the bottom plate (1); the bottom plate (1) and the top plate (3) are further provided with a lead screw transmission device, and the lead screw transmission device is used for driving the middle plate (4) to move in the vertical direction.

2. The foundation detection sampling device for the hydraulic engineering of claim 1, wherein: the lead screw transmission device comprises a threaded pipe (10), a second motor (11), a lead screw (12) and a bearing seat (13), wherein the second motor (11) is installed on the upper end face of a top plate (3), the bearing seat (13) is installed on the upper end face of a bottom plate (1), an installation through hole is formed in an intermediate plate (4), the threaded pipe (10) is fixedly arranged in the installation through hole, an internal thread structure matched with the thread structure of the lead screw (12) is arranged on the inner wall of the threaded pipe (10), the lead screw (12) is vertically arranged, the upper end of the lead screw (12) is connected with the output end of the second motor (11), the lower end of the lead screw (12) is connected with a bearing in the bearing seat (13), and the lead screw (12) penetrates through a threaded hole of the threaded pipe (10).

3. The foundation detection sampling device for the hydraulic engineering of claim 1, wherein: the lower end of the output rotating shaft of the first motor (5) is of a conical structure, and the upper end of the conical structure and the upper end of the opening (601) of the sampling screw cylinder (6) are at the same height.

4. The foundation detection and sampling device for the hydraulic engineering according to claim 3, characterized in that: the openings (601) are arranged in a plurality and are uniformly arranged along the circumferential direction of the sampling screw cylinder (6).

5. The foundation detection sampling device for the hydraulic engineering of claim 1, wherein: be provided with a plurality of connect the via hole (602) on sampling spiral shell section of thick bamboo (6) upper end lateral wall, each connect the via hole (602) evenly sets up along the circumferencial direction of sampling spiral shell section of thick bamboo (6), connect the via hole (602) and be located the top of opening (601), be provided with the screw hole with each connect the via hole (602) one-to-one on the lower extreme outer wall of first motor (5) output pivot, sampling spiral shell section of thick bamboo (6) and first motor (5) output pivot link to each other through fixing bolt (14), the pole portion of fixing bolt (14) passes connect the via hole (602) and twists in the screw hole that sets up on the outer wall of first motor (5) output pivot lower extreme.

6. The foundation detection and sampling device for the hydraulic engineering according to claim 5, characterized in that: be provided with sand grip structure (603) on the upper end inside wall of sampling barrel (6), sand grip structure (603) set up along the length direction of sampling barrel (6), sand grip structure (603) are located the top of opening (601), be provided with the spout with sand grip structure (603) looks adaptation on the lower extreme outer wall of first motor (5) output pivot, work as when sand grip structure (603) insert in the epaxial spout of first motor (5) output pivot, each through hole (602) on sampling barrel (6) aligns with each screw hole on the first motor (5) output pivot lower extreme outer wall one by one.

7. The hydraulic engineering geological sampling cart according to any one of claims 1-6, characterized in that an electric cabinet (15) is arranged on the bottom plate (1), a controller is arranged in the electric cabinet (15), a proximity switch (16) is arranged on the lower end surface of the top plate (3) at a position right above the first motor (5), and the proximity switch (16) and the second motor (11) are electrically connected with the controller.

8. The hydraulic engineering geological sampling cart according to claim 7, characterized in that a storage battery is further arranged in the electric cabinet (15), a wheel driver (17) for driving wheels (9) to move is arranged on the bottom plate (1), and the wheel driver (17) is electrically connected with the storage battery; the hand push frame (8) is provided with a control box (18), the control box (18) is provided with a control switch, and the control switch is electrically connected with the wheel driver (17).

9. The hydraulic engineering geological sampling cart according to any one of claims 1-6, characterized in that the bottom plate (1) is of a rectangular plate structure, four corners of the lower end surface of the bottom plate (1) are respectively provided with an inverted electric cylinder (19), the lower end of an extension rod of the electric cylinder (19) is fixedly connected with a cushion block (20), and the area of the lower end surface of the cushion block (20) is larger than the cross-sectional area of the extension rod of the electric cylinder (19).

10. The hydraulic engineering geological sampling cart according to claim 7, characterized in that a vertical plate (21) is vertically arranged on the upper end surface of the bottom plate (1), the vertical plate (21) is arranged on the rear side of the electric cabinet (15) and is parallel to the rear side wall of the electric cabinet (15), a rotating drum (22) is arranged between the rear side wall of the electric cabinet (15) and the vertical plate (21), two ends of the rotating drum (22) are respectively provided with a disc (23), the rotating drum (22) and the disc (23) are arranged on the same central axis, the outer diameter of the disc (23) is larger than that of the rotating drum (22), the rotating drum (22) and the disc (23) are respectively rotatably connected with the rear side wall of the electric cabinet (15) and the vertical plate (21) through a rotating shaft, one end of the rotating shaft connected with the vertical plate (21) penetrates through the vertical plate (21), and a rotating wheel (24) is arranged on the end, and a handle (25) is vertically arranged on the outer wheel surface of the rotating wheel (24).