CN112014146A

CN112014146A - Soil sampling device for geological exploration and use method

Info

Publication number: CN112014146A
Application number: CN202010918778.6A
Authority: CN
Inventors: 蒋同昌; 贾少杰; 申小龙; 陈波; 宋一民; 贾志刚; 王伟
Original assignee: Shaanxi Coalfield Geological Exploration Research Institute Co ltd
Current assignee: Shaanxi Coalfield Geological Exploration Research Institute Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2020-12-01
Anticipated expiration: 2040-09-04
Also published as: CN112014146B

Abstract

The invention relates to the technical field of geological exploration, in particular to a soil sampling device for geological exploration and a using method thereof, the soil sampling device comprises a supporting plate and supporting legs, the top end of the supporting plate is fixedly connected with the supporting legs, one end of each supporting leg is fixedly connected with a cleaning device, the bottom end of the supporting plate is provided with a soil sampling device, the top end of the soil sampling device is fixedly connected with a conveying device, the conveying device is fixedly connected with the supporting plate, the left end of the supporting plate is fixedly connected with a controller, and according to the soil sampling device, through the arranged soil sampling cylinder, a fixed seat, a clamping block and a cleaning rake, when workers need to sample soil with different depths, the workers can insert the soil sampling cylinder into the soil with the appointed depth, then convey the soil to the inner side of the soil sampling cylinder through one conveying screw rod, then insert the soil sampling cylinder into the other depth, and convey the soil to the inner side of the soil, thereby realizing the purpose of taking the soil with different depths at one time.

Description

Soil sampling device for geological exploration and use method

Technical Field

The invention relates to the technical field of geological exploration, in particular to a soil sampling device for geological exploration and a using method.

Background

Soil sampling analysis is the basic content of the research of environment, ecology, agriculture and the like, the soil samples of different depths of soil are accurately, properly and quickly acquired, the precision of the research and the reliability of data are directly related, the soil sample samplers have many types, soil samples of the surface layer of an agricultural land or a wasteland are acquired, a small-sized shovel can be used for researching general physical properties of the soil, such as soil volume weight, porosity, water holding characteristics and the like, a cutting ring can be used, the cutting ring is a cylinder with two open ends, the lower opening is provided with a blade, the height and the diameter of the cylinder are about 5 cm, but the most common sampling tool at present is a soil sampling drill and a soil weighing device, and the demand for a soil sampling device for geological exploration and a using method is increasing along with the increasing of soil sampling.

Most of geotomes that exist on the existing market are simple in structure mostly, the function is single, general geotome can be stained with soil on the surface of geotome after having got soil, current geotome can not clear up soil above, lead to making the soil in different areas mix together easily when getting soil in other places, influence the accuracy nature of sampling, general geotome can not confirm the degree of depth of getting soil simultaneously, also can not get the soil of the different degree of depth once, and general geotome can not change the mode of device according to actual work needs, be not convenient for staff's use, consequently, provide a soil sampling device and application method for geological survey to above-mentioned problem.

Disclosure of Invention

The invention aims to provide a soil sampling device for geological exploration and a using method thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a soil sampling device and application method for geological survey, includes backup pad and supporting leg, the top fixedly connected with supporting leg of backup pad, the one end fixedly connected with cleaning device of supporting leg, the bottom of backup pad is provided with the device of fetching earth, the top fixedly connected with conveyor of the device of fetching earth, and conveyor and backup pad fixed connection, the left end fixedly connected with controller of backup pad is located left the left end fixedly connected with protective housing of backup pad, the inboard fixedly connected with battery of protective housing.

Preferably, cleaning device includes pull ring, spring, spacer pin, solid fixed cylinder, gag lever post and cleaning brush, the solid fixed cylinder of one end fixedly connected with of supporting leg, the inboard sliding connection of solid fixed cylinder has the gag lever post that the level set up, the other end fixedly connected with cleaning brush of gag lever post.

Preferably, the inner side of the top end of the fixed cylinder is slidably connected with a vertically arranged limiting pin, the limiting pin is clamped with the limiting rod, the top end of the limiting pin is fixedly connected with a pull ring, the outer side of the limiting pin is provided with a spring, and the top end and the bottom end of the spring are respectively fixedly connected with the pull ring and the fixed cylinder.

Preferably, the soil sampling device comprises a soil sampling cylinder, a drill bit, a first electric telescopic rod, a limiting shaft, a second electric telescopic rod, a spiral conveying rod, a baffle, a sliding block, a fixed shell, a first motor, a fixed seat, a second motor, a clamping block and a cleaning rake, wherein the fixed seat is arranged at the bottom end of the supporting plate, the second motor is fixedly connected to the inner side of the fixed seat, the soil sampling cylinder is fixedly connected to the tail end of a main shaft of the second motor, the vertically arranged first electric telescopic rods are fixedly connected to the inner sides of the left end and the right end of the soil sampling cylinder, the baffle is fixedly connected to the tail end of the main shaft of the first electric telescopic rod and is in sliding connection with the soil sampling cylinder, the horizontally arranged second electric telescopic rod is fixedly connected to the inner side of the soil sampling cylinder, the sliding block is fixedly connected to the other end of the second electric telescopic rod, the inboard fixedly connected with first motor of set casing, the terminal fixedly connected with of main shaft of first motor has the auger delivery pole that the level set up, the bottom fixedly connected with drill bit of soil sampling section of thick bamboo.

Preferably, the right end of the supporting leg on the right side is fixedly connected with a clamping block, and the inner side of the clamping block is slidably connected with a cleaning rake.

Preferably, conveyor includes first hand wheel, scale mark, regulating spindle, second hand wheel, adjusting screw, third motor, regulating wheel, bearing, slipmat, antiskid ring, connection shell and regulating block, the top fixedly connected with connection shell of backup pad, the inboard rotation of connection shell is connected with adjusting screw, the first hand wheel of one end fixedly connected with of adjusting screw, the outside screwed connection of first hand wheel has the regulating block, and regulating block and connection shell sliding connection, the rear end fixedly connected with third motor of regulating block, the terminal fixedly connected with regulating wheel of main shaft of third motor, the one end fixedly connected with slipmat of regulating wheel, the one end outside fixedly connected with antiskid ring of regulating wheel.

Preferably, the bearing is fixedly connected to the inner side of the top end of the soil sampling device, the adjusting shaft is fixedly connected to the inner side of the bearing and vertically arranged, the first hand wheel is fixedly connected to the top end of the adjusting shaft, and the scale marks are arranged at the front end of the adjusting shaft.

Preferably, the method comprises the following steps:

the method comprises the following steps: firstly, adjusting a conveying device according to the actual use condition;

step two: then adjusting the cleaning device;

step three: then, sampling of the soil at different depths is realized through the mutual matching of the conveying device and the soil sampling device;

step four: the soil taking device is taken out from soil after sampling is completed, and meanwhile, the soil taking device is cleaned through the cleaning device.

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

1. according to the soil taking device, due to the fact that the scale marks, the adjusting shaft, the adjusting screw, the adjusting wheel, the non-slip mat, the anti-slip ring and the connecting shell are arranged, workers can select manual downward conveying or automatic downward conveying according to actual use conditions, when the soil quality is loose, the workers can manually convey the soil taking device downward through the first hand wheel, when the soil quality is hard, the workers can drive the adjusting wheel to automatically convey the soil taking device downward through the third motor, and different use requirements are met.

2. According to the invention, through the arrangement of the soil taking barrel, the spiral conveying rods, the baffle, the slide block, the fixing seat, the fixture block and the cleaning rake, when workers need to take soil at different depths, the workers can insert the soil taking barrel into the soil at a specified depth, then convey the soil to the inner side of the soil taking barrel through one of the conveying spiral rods, then insert the soil taking barrel into another depth, and convey the soil to the inner side of the soil taking barrel through the other conveying spiral rod, so that the soil at different depths can be taken at one time, and the soil taking efficiency is improved.

3. According to the invention, through the arrangement of the pull ring, the spring, the limiting pin, the fixing seat, the limiting rod and the cleaning brush, when the soil sampling cylinder comes out of the ground, the cleaning brush can clean soil stained on the periphery of the soil sampling cylinder, so that the surface of the soil sampling cylinder is ensured to be clean, and therefore, the soil on the surface of the soil sampling cylinder can not influence the sampling result when the soil sampling cylinder fetches soil in different places.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 at point A according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic view of the internal structure of the soil sampling cylinder of the present invention;

FIG. 5 is a schematic view of the internal structure of the connecting shell of the present invention;

fig. 6 is a schematic view of the installation structure of the slip-preventing ring of the present invention.

In the figure: 1-support plate, 2-support leg, 3-controller, 4-protective shell, 5-storage battery, 6-cleaning device, 601-pull ring, 602-spring, 603-limit pin, 604-fixed cylinder, 605-limit rod, 606-cleaning brush, 7-soil-taking device, 701-soil-taking cylinder, 702-drill bit, 703-first electric telescopic rod, 704-limit shaft, 705-second electric telescopic rod, 706-spiral conveying rod, 707-baffle, 708-slide block, 709-fixed shell, 710-first motor, 711-fixed seat, 712-second motor, 713-clamp block, 714-cleaning rake, 8-conveying device, 801-first hand wheel, 802-scale mark, 803-adjusting shaft, 804-a second hand wheel, 805-an adjusting screw rod, 806-a third motor, 807-an adjusting wheel, 808-a bearing, 809-an anti-slip pad, 810-an anti-slip ring, 811-a connecting shell and 812-an adjusting block.

Detailed Description

Example 1:

referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a soil sampling device and application method for geological survey, including backup pad 1 and supporting leg 2, the top fixedly connected with supporting leg 2 of backup pad 1, the one end fixedly connected with cleaning device 6 of supporting leg 2, the bottom of backup pad 1 is provided with borrowing device 7, the top fixedly connected with conveyor 8 of borrowing device 7, and conveyor 8 and backup pad 1 fixed connection, the left end fixedly connected with controller 3 of backup pad 1, the left end fixedly connected with protective housing 4 that is located left backup pad 1, the inboard fixedly connected with battery 5 of protective housing 4, can provide electric power for this device through battery 5.

The cleaning device 6 comprises a pull ring 601, a spring 602, a limiting pin 603, a fixed cylinder 604, a limiting rod 605 and a cleaning brush 606, wherein one end of the supporting leg 2 is fixedly connected with the fixed cylinder 604, the inner side of the fixed cylinder 604 is connected with the limiting rod 605 horizontally arranged in a sliding manner, the other end of the limiting rod 605 is fixedly connected with the cleaning brush 606, the cleaning of the soil sampling cylinder 701 can be realized through the cleaning brush 606, the inner side of the top end of the fixed cylinder 604 is connected with the vertically-arranged limiting pin 603 in a sliding manner, the limiting pin 603 is clamped with the limiting rod 605, the top end of the limiting pin 603 is fixedly connected with the pull ring 601, the outer side of the limiting pin 603 is provided with the spring 602, the top end and the bottom end of the spring 602 are respectively fixedly connected with the pull ring 601 and the fixed cylinder 604, the fixing of the limiting rod 605 can be realized through the limiting pin 603, the soil sampling device 7 comprises a soil sampling cylinder 701, a drill bit 702, the soil sampling device comprises a spiral conveying rod 706, a baffle 707, a sliding block 708, a fixed shell 709, a first motor 710, a fixed seat 711, a second motor 712, a clamping block 713 and a cleaning rake 714, wherein the fixed seat 711 is arranged at the bottom end of a supporting plate 1, the second motor 712 is fixedly connected to the inner side of the fixed seat 711, the soil sampling cylinder 701 is fixedly connected to the tail end of a main shaft of the second motor 712, the soil sampling cylinder 701 can be driven to rotate by the second motor 712, vertically arranged first electric telescopic rods 703 are fixedly connected to the inner sides of the left and right ends of the soil sampling cylinder 701, the baffle 707 is fixedly connected to the tail end of the main shaft of the first electric telescopic rod 703, the baffle 707 is slidably connected with the soil sampling cylinder 701, the horizontally arranged second electric telescopic rod 705 is fixedly connected to the inner side of the soil sampling cylinder 701, the sliding block 708 is fixedly connected to the other end of the second electric telescopic rod, the fixed shell 709 is, the tail end of a main shaft of a first motor 710 is fixedly connected with a horizontally arranged spiral conveying rod 706, the bolt conveying rod 706 can be driven to rotate by the first motor 710, soil is conveyed into the inner side of a soil taking barrel 701 by the bolt conveying rod 706, the bottom end of the soil taking barrel 701 is fixedly connected with a drill bit 702, the soil taking barrel 701 can conveniently penetrate into the ground by the drill bit 702, the right end of a supporting leg 2 on the right side is fixedly connected with a clamping block 713, the inner side of the clamping block 713 is slidably connected with a cleaning rake 714, soil on the inner side of the soil taking barrel 701 can be conveniently taken out by the cleaning rake 714, the conveying device 8 comprises a first hand wheel 801, a scale mark 802, an adjusting shaft 803, a second hand wheel 804, an adjusting screw 805, a third motor 806, an adjusting wheel 807, a bearing 808, an anti-slip pad 809, an anti-slip ring 810, a connecting shell 811 and an adjusting block 812, the top end of a supporting plate 1 is fixedly, one end of the adjusting screw 805 is fixedly connected with a first hand wheel 801, the outer side of the first hand wheel 801 is spirally connected with an adjusting block 812, the adjusting block 812 is connected with a connecting shell 811 in a sliding manner, the rear end of the adjusting block 812 is fixedly connected with a third motor 806, the tail end of a main shaft of the third motor 806 is fixedly connected with an adjusting wheel 807, one end of the adjusting wheel 807 is fixedly connected with a non-slip mat 809, the outer side of one end of the adjusting wheel 807 is fixedly connected with a non-slip ring 810, the non-slip mat 809 and the non-slip ring 810 are both made of rubber plates made of rubber materials, the adjusting wheel 807 and the adjusting shaft 803 can be ensured not to move relatively through the non-slip mat 809 and the non-slip ring 810, the inner side of the top end of the soil sampling device 7 is fixedly connected with a bearing 808, the inner side of the bearing 808 is fixedly connected with an adjusting shaft 803 which is vertically, the depth of the soil sampling cylinder 701 descending is conveniently determined through the scale marks 802.

The method comprises the following steps:

the method comprises the following steps: firstly, the conveying device 8 is adjusted according to the actual use condition;

step two: then the cleaning device 6 is adjusted;

step three: then, the conveying device 8 and the soil sampling device 7 are matched with each other to realize sampling of the soil at different depths;

step four: the soil taking device 7 is taken out from the soil after sampling is completed, and the soil taking device 7 is cleaned through the cleaning device 6.

The working process is as follows: before the soil sampler is used, power is supplied through the storage battery 5, when soil with hard soil is sampled, a worker needs to automatically convey the soil sampler 7 to the ground through the third motor 806, the worker drives the adjusting screw 805 to rotate through the second hand wheel 804, then the adjusting screw 805 drives the adjusting block 812 to move along the connecting shell 811 in the direction close to the adjusting shaft 803, meanwhile, the adjusting block 812 drives the adjusting wheel 807 and the third motor 806 to move in the direction close to the adjusting shaft 803, when the adjusting wheel 807 drives the anti-slip point 809 and the anti-slip ring 810 to contact with the adjusting shaft 803, the second hand wheel 804 stops rotating, then the worker adjusts the position of the cleaning brush 606, the worker firstly pulls up the limiting pin 603 through the pull ring 601 to enable the limiting pin 603 to release the limiting on the limiting rod 605, then the worker drives the cleaning brush 606 to move in the direction close to the soil sampling cylinder 701 through the limiting rod 605, until the cleaning brush 606 contacts with the soil sampling cylinder 701, then the pull ring 601 is loosened, then the limiting pin 603 is clamped with the limiting rod 605 under the action of the spring 602, the limiting rod 605 and the cleaning brush 606 are limited and fixed, then a worker controls the second motor 712 through the controller 3, then the second motor 712 drives the drill bit 702 to rotate through the soil sampling cylinder 701, meanwhile, the controller 3 controls the third motors 806 on the left side and the right side to rotate in opposite directions, then the third motors 806 on the left side and the right side drive the corresponding adjusting wheel 807, the non-slip mat 809 and the non-slip ring 810 to rotate in opposite directions, the adjusting shaft 803 is driven to move downwards through the rotation of the adjusting wheel 807, then the adjusting shaft 803 drives the fixing seat 711, the soil sampling cylinder 701 and the drill bit 702 to move downwards through the bearing 808, the soil sampling cylinder 701 can be ensured to move downwards while rotating by itself, and the descending depth of the soil sampling cylinder 701 can be determined through the scale mark 802 on the adjusting shaft 803, when the soil sampling cylinder 701 descends to a preparation position, the soil sampling cylinder 701 stops moving, a worker controls the first electric telescopic rod 703 on the right side to drive the baffle 707 on the right side to move upwards through the controller 2, so that the baffle 707 does not interfere with the position of the spiral conveying rod 706, then the controller 2 controls the first motor 710 to drive the spiral conveying rod 706 to rotate, simultaneously the controller 2 controls the second electric telescopic rod 705 to drive the spiral conveying rod 706 to move towards the outer side of the soil sampling cylinder 701 through the sliding block 708 and the fixed shell 709, simultaneously the spiral conveying rod 706 conveys soil into the inner side of the soil sampling cylinder 701, after the spiral conveying rod 706 on the right side works for a period of time, the spiral conveying rod 706 stops working, the spiral conveying rod 706 retracts into the inner side of the soil sampling cylinder 701, the baffle 707 resets again, then the soil sampling cylinder 701 moves to another depth, the spiral conveying rod 706 on the left side conveys the soil to the inner side of the soil sampling cylinder 701 in the same way, after soil sampling is finished, the soil sampling cylinder 701 gradually moves towards the ground, when the soil sampling cylinder 701 gradually reaches the ground from the ground, the cleaning brush 606 can clean the soil remained on the surface of the soil sampling cylinder 701, meanwhile, due to the rotation of the soil sampling cylinder 701, the cleaning brush 606 can be guaranteed to completely clean the soil on the surface of the soil sampling cylinder 701, when the soil sampling cylinder 701 completely leaks out of the ground, a worker moves the baffle 707 upwards through the first electric telescopic rod 703, then the worker takes off the cleaning rake 714 from the upper side of the fixture block 713, and then the worker scrapes out the soil on the inner side of the soil sampling cylinder 701 through the cleaning rake 714 and falls into a vessel prepared in advance.

The same parts in embodiment 2 and embodiment 1 are not described again, except that when sampling soil with soft soil texture, a worker manually conveys the soil sampling device 7 to the ground through the first hand wheel 801, the worker drives the adjusting screw 805 to rotate through the second hand wheel 804, then the adjusting screw 805 drives the adjusting block 812 to move along the connecting shell 811 in the direction away from the adjusting shaft 803, meanwhile, the adjusting block 812 drives the adjusting wheel 807 and the third motor 806 to move in the direction away from the adjusting shaft 803, when the adjusting wheel 807 drives the anti-slip point 809 and the anti-slip ring 810 is separated from the adjusting shaft 803, the second hand wheel 804 stops rotating, and then the worker can drive the adjusting shaft 803 to move downward through the first hand wheel 801.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims

1. The utility model provides a soil sampling device for geological survey, includes backup pad (1) and supporting leg (2), its characterized in that: the utility model discloses a soil sampler, including backup pad (1), top fixedly connected with supporting leg (2) of backup pad (1), the one end fixedly connected with cleaning device (6) of supporting leg (2), the bottom of backup pad (1) is provided with device (7) of fetching earth, the top fixedly connected with conveyor (8) of device (7) of fetching earth, and conveyor (8) and backup pad (1) fixed connection, the left end fixedly connected with controller (3) of backup pad (1) is located leftwards the left end fixedly connected with protective housing (4) of backup pad (1), the inboard fixedly connected with battery (5) of protective housing (4).

2. The soil sampling device for geological survey of claim 1, wherein: cleaning device (6) include pull ring (601), spring (602), spacer pin (603), solid fixed cylinder (604), gag lever post (605) and cleaning brush (606), the solid fixed cylinder (604) of one end fixedly connected with of supporting leg (2), the inboard sliding connection of solid fixed cylinder (604) has gag lever post (605) that the level set up, the other end fixedly connected with cleaning brush (606) of gag lever post (605).

3. The soil sampling device for geological survey of claim 2, wherein: the inner side of the top end of the fixed cylinder (604) is slidably connected with a vertically-arranged limiting pin (603), the limiting pin (603) is clamped with a limiting rod (605), the top end of the limiting pin (603) is fixedly connected with a pull ring (601), a spring (602) is arranged on the outer side of the limiting pin (603), and the top end and the bottom end of the spring (602) are fixedly connected with the pull ring (601) and the fixed cylinder (604) respectively.

4. The soil sampling device for geological survey of claim 1, wherein: the soil sampling device (7) comprises a soil sampling cylinder (701), a drill bit (702), a first electric telescopic rod (703), a limiting shaft (704), a second electric telescopic rod (705), a spiral conveying rod (706), a baffle (707), a sliding block (708), a fixed shell (709), a first motor (710), a fixed seat (711), a second motor (712), a clamping block (713) and a cleaning rake (714), wherein the fixed seat (711) is arranged at the bottom end of the supporting plate (1), the second motor (712) is fixedly connected to the inner side of the fixed seat (711), the soil sampling cylinder (701) is fixedly connected to the tail end of a main shaft of the second motor (712), the vertically arranged first electric telescopic rods (703) are fixedly connected to the inner sides of the left end and the right end of the soil sampling cylinder (701), the baffle (707) is fixedly connected to the tail end of the main shaft of the first electric telescopic rod (703), and the baffle (707) is connected with the soil sampling cylinder (, the soil sampling device is characterized in that a second electric telescopic rod (705) horizontally arranged is fixedly connected to the inner side of the soil sampling cylinder (701), a sliding block (708) is fixedly connected to the other end of the second electric telescopic rod (705), a fixed shell (709) is fixedly connected to the bottom end of the sliding block (708), a first motor (710) is fixedly connected to the inner side of the fixed shell (709), a spiral conveying rod (706) horizontally arranged is fixedly connected to the tail end of a main shaft of the first motor (710), and a drill bit (702) is fixedly connected to the bottom end of the soil sampling cylinder (701).

5. A soil sampling device for geological survey according to claim 4, characterized in that: a clamping block (713) is fixedly connected to the right end of the supporting leg (2) on the right side, and a cleaning rake (714) is slidably connected to the inner side of the clamping block (713).

6. The soil sampling device for geological survey of claim 1, wherein: the conveying device (8) comprises a first hand wheel (801), scale marks (802), an adjusting shaft (803), a second hand wheel (804), an adjusting screw (805), a third motor (806), an adjusting wheel (807), a bearing (808), an anti-slip pad (809), an anti-slip ring (810), a connecting shell (811) and an adjusting block (812), wherein the top end of the supporting plate (1) is fixedly connected with the connecting shell (811), the inner side of the connecting shell (811) is rotatably connected with the adjusting screw (805), one end of the adjusting screw (805) is fixedly connected with the first hand wheel (801), the outer side of the first hand wheel (801) is spirally connected with the adjusting block (812), the adjusting block (812) is slidably connected with the connecting shell (811), the rear end of the adjusting block (812) is fixedly connected with the third motor (806), and the tail end of a main shaft of the third motor (806) is fixedly connected with the adjusting wheel (807), one end of the adjusting wheel (807) is fixedly connected with an anti-slip pad (809), and the outer side of one end of the adjusting wheel (807) is fixedly connected with an anti-slip ring (810).

7. The soil sampling device for geological survey of claim 1, wherein: the soil sampling device is characterized in that a bearing (808) is fixedly connected to the inner side of the top end of the soil sampling device (7), an adjusting shaft (803) which is vertically arranged is fixedly connected to the inner side of the bearing (808), a first hand wheel (801) is fixedly connected to the top end of the adjusting shaft (803), and scale marks (802) are arranged at the front end of the adjusting shaft (803).

8. The method of using a soil sampling device for geological exploration, as defined in claim 1, wherein: the method comprises the following steps:

the method comprises the following steps: firstly, the conveying device (8) is adjusted according to the actual use condition;

step two: then adjusting the cleaning device (6);

step three: then, the soil at different depths is sampled by the mutual matching of the conveying device (8) and the soil sampling device (7);

step four: the soil taking device (7) is taken out from the soil after sampling is completed, and the soil taking device (7) is cleaned through the cleaning device (6).