CN115683704A

CN115683704A - Soil sampling device is used in prospecting engineering probing

Info

Publication number: CN115683704A
Application number: CN202211323413.4A
Authority: CN
Inventors: 张文强
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-02-03

Abstract

The invention discloses a soil sampling device for geological exploration engineering drilling, which belongs to the technical field of soil sampling devices and comprises a supporting base, wherein the upper end of the supporting base is fixedly connected with two stand columns which are symmetrically distributed, two sides of the upper end of each stand column are respectively and fixedly connected with a connecting frame through bolts, a reinforcing rod is arranged between each connecting frame and the supporting base, the upper end of the supporting base is fixedly connected with a pushing handle, and the pushing handles are positioned between the inner walls of the reinforcing rods.

Description

Geological exploration engineering soil sampling device for drilling

Technical Field

The invention relates to the technical field of soil sampling devices, in particular to a soil sampling device for geological exploration engineering drilling.

Background

Engineering geological prospecting is a geological research effort carried out to ascertain geological factors that affect the structure of an engineering. Geological factors that need to be surveyed include the geological structure or texture: landform, hydrogeological conditions, physical and mechanical properties of soil and rock, natural (physical) geological phenomena, natural building materials, and the like. These are commonly referred to as engineering geological conditions. When carrying out geological survey engineering, need use relevant soil sampling device for the probing to carry out soil sampling.

And present most geological survey engineering soil sampling device for probing when carrying out the soil sample, mostly drill the soil through boring soil earlier, use relevant sampling mechanism to take a sample after accomplishing boring soil again, do not link when boring soil and the transition of sample, influence the efficiency of sample, certain limitation has, and drill the soil in-process at drilling equipment, loose soil is in the pot hole of probing always and is located drilling equipment's surface, this process is when drilling equipment's continuation is dark, because of the separation of soil, cause drilling equipment's drill bit rotational speed greatly reduced, influence its efficiency that continues deep probing, can only take out drilling equipment, sample the soil in the drilling pot hole and still need clear up the soil on drilling equipment surface, greatly reduced the work efficiency when probing the sample.

Disclosure of Invention

1. To solve technical problem

Aiming at the problems in the prior art, the invention aims to provide a soil sampling device for geological exploration engineering drilling, which can realize synchronous sampling and collection of soil by operators in the drilling process and targeted layered collection and treatment of soil on different surface layers, so that the efficiency of soil detection and analysis in the later period is better and more efficient, the analysis efficiency after soil sampling is greatly improved, the working steps of soil drilling and sampling in the prior art are avoided, the labor force is reduced, and the working efficiency of soil sampling is accelerated.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a soil sampling device is used in geological survey engineering probing, includes and supports the base, support two mutual symmetric distribution's of base upper end fixedly connected with stand, stand upper end both sides link up the frame through bolt fixedly connected with respectively, link up the frame and support and install the stiffener between the base, support base upper end fixedly connected with pushing hands, the pushing hands is located between the inner wall of stiffener, the stand outer end is equipped with drive assembly, drive assembly keeps away from the one end fixedly connected with place the platform of pushing hands, the place the platform upper end is equipped with sampling component, the output shaft is installed to the place the platform lower extreme, the probing blade is installed to the output shaft outer end, it is equipped with the removal subassembly of four rectangle distributions to support the base lower extreme, support the base lower extreme and install four hydraulic telescoping rod, hydraulic telescoping rod is located one side of removal subassembly, it is equipped with spacing subassembly to support the base lower extreme, spacing subassembly is located the downside of probing blade.

Further, drive assembly includes the sliding sleeve that the cover was established between two stands, the fixed cover of fixedly connected with between the inner wall around the sliding sleeve, fixed cover upper end is inserted and is equipped with the lead screw, threaded connection between lead screw and the fixed cover inner wall, the lower extreme of lead screw and support rotate between the base and be connected, link up the frame upper end and install the motor, the upper end of lead screw and the output fixed connection of motor.

Further, the sampling assembly comprises a collection box mounted at the upper end of the placing platform, the outer end of the collection box is rotatably connected with a door plate, the upper end of the collection box is rotatably connected with a cover plate, linear electric guide rails distributed at three equal intervals are arranged on the inner wall of the collection box, sliding blocks are connected between the inner walls of the linear electric guide rails, a plurality of uniformly distributed collection frames are arranged between the inner walls of the collection box, a magnetic attraction assembly is arranged between the collection frames, two handles which are symmetrically distributed mutually and fixedly connected to the inner bottom end of each collection frame, a first gravity sensor is mounted at the inner bottom end of each collection box, a conveying barrel is inserted at the inner bottom end of each collection box, the conveying barrel penetrates through the bottom end of the collection box and is communicated with the inner part of the output shaft, a plurality of uniformly distributed feed holes are formed in the outer end of the output shaft and are located between the inner walls of drilling blades, spiral conveying slurry is mounted between the inner walls of the conveying barrel and the inner wall of the output shaft, a plurality of second gravity sensors are mounted at the inner bottom end of each collection frame, and are located outside the handles.

Further, the locking subassembly is including the three through-hole of collecting frame outer end excavation, the slider is close to the spacing groove of collecting frame one end excavation, install the gag lever post between the through-hole inner wall, the gag lever post corresponds with the spacing groove each other, the actuating button of handle lower extreme installation, electric connection between actuating button and the gag lever post.

Furthermore, the moving assembly comprises an upper hydraulic sleeve fixedly connected with the lower end of the supporting base, a lower hydraulic sleeve is connected between the inner walls of the upper hydraulic sleeve in a sliding manner, a roller is arranged at the lower end of the lower hydraulic sleeve, a damping spring is arranged between the upper inner wall and the lower inner wall of the supporting base and the roller, and the damping spring is sleeved on the outer sides of the upper hydraulic sleeve and the lower hydraulic sleeve.

Furthermore, the limiting assembly comprises a containing groove formed in the lower end of the supporting base, a limiting sleeve ring is installed between the inner wall of the containing groove, a control switch is installed at the upper end of the supporting base, and the control switch is electrically connected with the limiting sleeve ring.

Furthermore, a PLC controller is installed inside the collection box, and the PLC controller is electrically connected with the linear electric guide rail, the first gravity sensor and the second gravity sensor.

Furthermore, a plurality of evenly distributed spines are arranged at the outer ends of the drilling blades, the spines are arranged in an inclined mode, and the spines are connected with the drilling blades in a clamping mode.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) This scheme is in the use, through the sampling subassembly, can be so that operating personnel is boring the in-process, take a sample to soil in step and collect, and simultaneously and will be pertinence carry out the layering to the soil on each different ground top layer and collect the processing, and the better high efficiency of soil detection and analysis's in the later stage efficiency, the analysis efficiency after the soil sample has been improved greatly, and avoided distributing among the prior art to bore soil, the work step of sample, the work efficiency of soil sample has also been accelerated when reducing the labour.

(2) This scheme is when using, through the locking subassembly, can be so that after probing sample work, the operating personnel can be more convenient and the layering take out the soil of sample, then save or detect work, improve its work efficiency.

Drawings

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

FIG. 2 is a schematic view of the overall bottom structure of the present invention;

FIG. 3 is a rear view of the present invention;

FIGS. 4-6 are schematic structural views of a sampling assembly of the present invention;

FIGS. 7-8 are schematic structural views of a stop assembly according to the present invention;

FIG. 9 is a schematic view of a moving assembly according to the present invention;

FIG. 10 is a schematic structural view of the locking assembly of the present invention;

FIG. 11 is a schematic view of the structure of the spike of the present invention.

The reference numbers in the figures illustrate:

100 supporting bases, 200 upright posts, 300 engaging frames, 400 reinforcing rods, 500 pushing hands, 600 driving assemblies, 601 sliding sleeves, 602 fixing sleeves, 603 screw rods, 604 motors, 700 placing platforms, 800 sampling assemblies, 801 collecting boxes, 802 door plates, 803 cover plates, 804 linear electric guide rails, 805 sliders, 806 collecting frames, 8061 through holes, 8062 limiting rods, 8063 limiting grooves, 8064 driving buttons, 807 handles, 808 first gravity sensors, 810 conveying barrels, 811 feeding holes, 812 spiral conveying slurry, 813 second gravity sensors, 900 output shafts, 1000 drilling blades, 1001 spikes, 1100 moving assemblies, 1101 upper hydraulic sleeves, 1102 lower hydraulic sleeves, 1103 shock absorbing springs, 1104 rollers, 1200 hydraulic telescopic rods, 1300 limiting assemblies, 1301 accommodating grooves, 1302 limiting collars and 1303 control switches.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

Example (b):

referring to fig. 1-11, a soil sampling device for geological exploration engineering drilling includes a supporting base 100, two upright columns 200 symmetrically distributed with each other are fixedly connected to the upper end of the supporting base 100, two sides of the upper end of each upright column 200 are respectively connected with a connecting frame 300 through bolts, a reinforcing rod 400 is installed between each connecting frame 300 and the supporting base 100, a pushing handle 500 is fixedly connected to the upper end of the supporting base 100, the pushing handle 500 is located between the inner walls of the reinforcing rods 400, a driving assembly 600 is arranged at the outer end of each upright column 200, one end of the driving assembly 600 far away from the pushing handle 500 is fixedly connected with a placing platform 700, a sampling assembly 800 is arranged at the upper end of the placing platform 700, an output shaft 900 is installed at the lower end of the placing platform 700, drilling blades 1000 are installed at the outer end of the output shaft 900, four moving assemblies 1100 are arranged at the lower end of the supporting base 100, four hydraulic telescopic rods 1200 are installed at the lower end of the supporting base 100, the hydraulic telescopic rods 1200 are located at one side of the moving assemblies 1100, a limiting assembly 1300 is arranged at the lower end of the supporting base 100, and the limiting assembly 1300 is located at the lower side of the drilling blades 1000.

When the scheme is used, when a worker needs to drill and sample, the worker firstly pushes the support base 100 to a designated drilling area, then positions the drilling blade 1000 above the drilling ground, then starts the hydraulic telescopic rod 1200, so that the hydraulic telescopic rod 1200 stretches to the ground, the friction between the support base 100 and the ground is increased, a certain supporting force is provided for the support base 100, the phenomenon that the supporting base 100 is wholly deviated due to vibration during drilling is avoided, meanwhile, after the hydraulic telescopic rod 1200 is supported on the ground, an operator starts the limiting component 1300 again to enable the limiting component 1300 to stretch downwards to be attached to the ground, soil is prevented from overflowing from a pit hole and being piled at the bottom of the supporting base 100 in the soil drilling process of the drilling blade 1000, certain inconvenience is brought to the situation that the supporting base 100 is removed after the drilling work is finished in the later period, after the preliminary preparation work is finished, an operator immediately starts the driving assembly 600 to cause the placing platform 700 to drive the drilling blade 1000 to move downwards, the drilling blade 1000 synchronously rotates, the downward geology drills the soil, and in the drilling process, the soil attached to the surface of the output shaft 900 and the soil attached to the surface of the drilling blade 1000 enters the output shaft 900 under the extrusion of the soil pressure, the soft soil after soil drilling is immediately conveyed into the sampling assembly 800, and the sampled soil is subjected to geological layered collection work, so that the operator can perform targeted sampling detection work according to the geological layered soil in the later period, the detection efficiency of soil sampling in geological exploration is greatly improved, meanwhile, the soil is sampled while drilling in the drilling equipment, and the prior art is greatly avoided, the method can only be used for sampling by using other equipment after the soil is still remained in the pot hole after drilling, and avoids the phenomenon that the rotation efficiency of the drilling probe is reduced by the soft soil still existing in the pot hole, thereby reducing the working process of using various equipment in the soil sampling process and reducing the use cost.

Referring to fig. 1-3, the driving assembly 600 includes a sliding sleeve 601 sleeved between two vertical columns 200, a fixing sleeve 602 is fixedly connected between the front and rear inner walls of the sliding sleeve 601, a screw 603 is inserted into the upper end of the fixing sleeve 602, the screw 603 is in threaded connection with the inner wall of the fixing sleeve 602, the lower end of the screw 603 is rotatably connected with the supporting base 100, a motor 604 is installed at the upper end of the linking frame 300, and the upper end of the screw 603 is fixedly connected with the output end of the motor 604.

This scheme is when using, if operating personnel is when needs carry out the drilling sample work, operating personnel passes through starter motor 604, cause the output of motor 604 to drive lead screw 603 and take place rotatoryly, and at lead screw drive's principle and sliding sleeve 601 under the limiting displacement of two stands 200, lead screw 603 is rotatory between fixed cover 602 inner wall, thereby it reciprocates to drive sliding sleeve 601, and when sliding sleeve 601 reciprocated, the drilling blade 1000 that drives mounting platform 700 and below installation is function in step, so that contact ground, start output shaft 900 afterwards, it drills earth work to ground to drive drilling blade 1000.

Referring to fig. 1-6, a sampling assembly 800 includes a collection box 801 mounted on an upper end of a placement platform 700, a door plate 802 rotatably connected to an outer end of the collection box 801, a cover plate 803 rotatably connected to an upper end of the collection box 801, three linear electric conduction rails 804 equidistantly distributed on an inner wall of the collection box 801, a slider 805 slidably connected between inner walls of the linear electric conduction rails 804, a plurality of uniformly distributed collection frames 806 disposed between inner walls of the collection box 801, a magnetic attraction assembly disposed between the collection frames 806 and the slider 805, two handles 807 symmetrically distributed on each other and fixedly connected to an inner bottom end of the collection frame 806, a first gravity sensor 808 mounted on an inner bottom end of the collection box 801, a conveying barrel 810 inserted into the inner bottom end of the collection box 801, the conveying barrel 810 penetrating through a bottom end of the collection box 801 and being mutually communicated with an inner portion of an output shaft 900, a plurality of uniformly distributed feed holes 811 disposed on an outer end of the output shaft 900, the feed holes 811 disposed between inner walls of the drilling blades 1000, a spiral conveying barrel 812 disposed between the inner walls of the output shaft 900, a second gravity sensor 813 disposed on a bottom end of the plurality of the collection frames 806, and a second gravity sensor disposed on an outer side of the handles 807.

<xnotran> , 1300 , 600 1000 , 1000 , , , 811 , 1000 , 812 , 812 1000 , 900 , 812 , , , 812 810 , 810 , , 801 , 804 805 806 810 , 806 , 806 , 813 , 806 , 801 804 805 806 , 806 801 , 801 808, 806 , 806 808 , </xnotran> Collection frame 806 of collecting box 801 redriven top is located bucket 810 top position once more for collect the work once more to the soil of following ground surface lower floor, end up soil work, afterwards, the staff can be pertinence carry out the detection and analysis to the soil on each different ground top layer, improved the analysis efficiency after the soil sample greatly, and avoided distributing among the prior art and bored the soil, the work step of sample, also accelerated the work efficiency of soil sample when reducing the labour.

Referring to fig. 4-5 and 10, the locking assembly includes three through holes 8061 cut at the outer end of the collecting frame 806, a limiting groove 8063 cut at an end of the sliding block 805 close to the collecting frame 806, a limiting rod 8062 mounted between inner walls of the through holes 8061, the limiting rod 8062 and the limiting groove 8063 corresponding to each other, a driving button 8064 mounted at the lower end of the handle 807, and an electrical connection between the driving button 8064 and the limiting rod 8062.

When the scheme is used, after the drilling sampling work is finished, and the collection box 801 is internally filled with soil of various layers, when workers need to take out the soil for storage or detection and analysis, the operators can open the cover plate 803, grip the handle 807 in the collection box 801, and simultaneously knead the driving button 8064, under the action of electric control, drive the limiting rod 8062 to retract from the limiting groove 8063 in the sliding block 805 and store the limiting rod 8062 into the through hole 8061, so that the collection frame 806 is separated from the sliding block 805, and then the workers take out the uppermost collection frame 806, namely the soil below the ground is taken out, and then the storage or detection work is carried out, and the collection frames 806 below the uppermost collection frame 806 are equally taken out by analogy.

Referring to fig. 2 and 9, the moving assembly 1100 includes an upper hydraulic sleeve 1101 fixedly connected to a lower end of the supporting base 100, a lower hydraulic sleeve 1102 slidably connected between inner walls of the upper hydraulic sleeve 1101, a roller 1104 disposed at a lower end of the lower hydraulic sleeve 1102, a damping spring 1103 mounted between the supporting base 100 and the upper and lower inner walls of the roller 1104, and the damping spring 1103 sleeved on outer sides of the upper hydraulic sleeve 1101 and the lower hydraulic sleeve 1102.

This scheme is when using, remove this scheme when whole after daily and soil are collected, if meet the road surface of jolting, its this scheme is whole at last hydraulic pressure cover 1101, under the effect that forms hydraulic cylinder after hydraulic pressure cover 1102 makes up, and the damping spring 1103 of establishing of cover between the outside, with this support base 100 and gyro wheel 1104 between form a simple and easy shock absorber principle, thereby to supporting base 100 wholly when removing, produce the vibration on the road surface of jolting, rock and cushion, make and support base 100 and be difficult for taking place because of shaking the too big phenomenon that leads to toppling over of power in the removal process.

Referring to fig. 2 and fig. 7-8, the limiting assembly 1300 includes a receiving groove 1301 formed at the lower end of the supporting base 100, a limiting collar 1302 mounted between the inner walls of the receiving groove 1301, a control switch 1303 mounted at the upper end of the supporting base 100, and the control switch 1303 and the limiting collar 1302 are electrically connected.

When the scheme is used, when the supporting base 100 is integrally located above a position to be drilled, an operator can start the control switch 1303, so that the limiting lantern ring 1302 slides out of the accommodating groove 1301 until the limiting lantern ring collides with the ground, the supporting force between the supporting base 100 and the ground is increased, and meanwhile, the situation that soil is continuously lifted along with the drilling blade 1000 and spreads to the periphery of a pot hole generated by drilling during drilling is also prevented, too much soil is generated on the lower portion of the supporting base 100, so that the phenomenon that the soil is difficult to move during later evacuation is avoided, and the area of drilling is blocked by the limiting lantern ring 1302, so that the lifted soil is continuously located between the pot hole and the inner wall of the limiting lantern ring 1302 during drilling, the soil continuously permeates into the output shaft 900, and the sampling work of the soil during drilling is accelerated.

Referring to fig. 1 and fig. 4-5, a PLC controller is installed inside the collection box 801, and the PLC controller is electrically connected to the linear electric guide 804, the first gravity sensor 808, and the second gravity sensor 813.

According to the scheme, the collection box 801 of the intelligent system is adopted, and the control chip of the system program is set in the collection box 801 or edited in advance, so that the linear electric guide rail 804, the first gravity sensor 808 and the second gravity sensor 813 are driven to work under the program set by the control chip in the collection box 801 in the soil drilling sampling working process, and therefore the working efficiency is high in efficiency and high in speed.

Referring to fig. 11, the outer end of the drilling blade 1000 is provided with a plurality of evenly distributed spikes 1001, the spikes 1001 are disposed in an inclined shape, and the spikes 1001 are engaged with the drilling blade 1000.

This scheme is when using, through the spine 1001 that sets up the slope form in one side that supports base 100 surface and be close to ground, can be so that in the work of boring soil, see through the contact between spine 1001 and the ground and under the transmission after the rotation, accelerate the probing efficiency to soil between ground, and further more even that makes the soil separation, massive clay phenomenon takes place for being difficult for appearing, so that inside the soil after the probing can better entering output shaft 900, simultaneously under long-time use, after damage appears in like the spine, operating personnel also can be because of the mode that spine 1001 and probing blade 1000 block are connected, can swiftly dismantle and change spine 1001.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides a soil sampling device is used in geological survey engineering drilling, includes support base (100), its characterized in that: support two mutual symmetric distributions's of base (100) upper end fixedly connected with stand (200), stand (200) upper end both sides link up frame (300) through bolt fixedly connected with respectively, link up frame (300) and support and install stiffener (400) between base (100), support base (100) upper end fixedly connected with pushing hands (500), pushing hands (500) are located between the inner wall of stiffener (400), stand (200) outer end is equipped with drive assembly (600), the one end fixedly connected with place the platform (700) of pushing hands (500) are kept away from in drive assembly (600), place the platform (700) upper end is equipped with sampling component (800), output shaft (900) is installed to place the platform (700) lower extreme, drilling blade (1000) are installed to output shaft (900) outer end, support base (100) lower extreme and be equipped with four rectangle distribution's removal subassembly (1100), support base (100) lower extreme and install four hydraulic telescoping rod (1200), hydraulic telescoping rod (1200) are located the one side of removal subassembly (1100), support base (100) lower extreme and be equipped with spacing subassembly (1300), drilling blade (1300) are located the downside of drilling blade (1000).

2. A soil sampling device for geological survey engineering drilling as claimed in claim 1, wherein: drive assembly (600) include sliding sleeve (601) that the cover was established between two stand (200), fixed cover (602) of fixedly connected with between the inner wall around sliding sleeve (601), fixed cover (602) upper end is inserted and is equipped with lead screw (603), threaded connection between lead screw (603) and fixed cover (602) inner wall, the lower extreme of lead screw (603) with support and rotate between base (100) and be connected, link up frame (300) upper end and install motor (604), the upper end of lead screw (603) and the output fixed connection of motor (604).

3. The soil sampling device for geological survey engineering drilling of claim 1, wherein: the sampling assembly (800) comprises a collection box (801) mounted at the upper end of a placement platform (700), a door plate (802) is rotatably connected at the outer end of the collection box (801), a cover plate (803) is rotatably connected at the upper end of the collection box (801), three linear electric guide rails (804) distributed at equal intervals are arranged on the inner wall of the collection box (801), a sliding block (805) is slidably connected between the inner walls of the linear electric guide rails (804), a plurality of uniformly distributed collection frames (806) are arranged between the inner walls of the collection box (801), a magnetic suction assembly is arranged between the collection frames (806) and the sliding block (805), two handles (807) symmetrically distributed with each other are fixedly connected at the inner bottom end of the collection frame (806), a first gravity sensor (808) is mounted at the inner bottom end of the collection box (801), a conveying barrel (810) is inserted at the inner bottom end of the collection box (801), the conveying barrel (810) penetrates through the bottom end of the collection box (801) and is communicated with the interior of an output shaft (900), a plurality of uniformly distributed feed holes (811) are formed at the outer end of the output shaft (900), a plurality of uniformly distributed feed holes (811) are located between the inner walls of blades (1000), a plurality of spiral drilling fluid collection barrels (813) and a plurality of spiral slurry collection shaft (813) are mounted between the spiral slurry collection barrel (900), the second gravity sensor (813) is located outside the handle (807).

4. A soil sampling device for geological survey engineering drilling as claimed in claim 3, wherein: the locking subassembly includes three through-hole (8061) of collecting frame (806) outer end excavation, slider (805) are close to spacing groove (8063) of collecting frame (806) one end excavation, install gag lever post (8062) between through-hole (8061) inner wall, gag lever post (8062) and spacing groove (8063) correspond each other, actuating button (8064) of handle (807) lower extreme installation, electric connection between actuating button (8064) and gag lever post (8062).

5. The soil sampling device for geological survey engineering drilling of claim 1, wherein: the movable assembly (1100) comprises an upper hydraulic sleeve (1101) fixedly connected with the lower end of a supporting base (100), a lower hydraulic sleeve (1102) is connected between the inner walls of the upper hydraulic sleeve (1101) in a sliding mode, a roller (1104) is arranged at the lower end of the lower hydraulic sleeve (1102), a damping spring (1103) is installed between the upper inner wall and the lower inner wall of the supporting base (100) and the roller (1104), and the damping spring (1103) is sleeved on the outer sides of the upper hydraulic sleeve (1101) and the lower hydraulic sleeve (1102).

6. A soil sampling device for geological survey engineering drilling as claimed in claim 1, wherein: the limiting assembly (1300) comprises a containing groove (1301) formed in the lower end of the supporting base (100), a limiting sleeve ring (1302) is installed between the inner walls of the containing groove (1301), a control switch (1303) is installed at the upper end of the supporting base (100), and the control switch (1303) is electrically connected with the limiting sleeve ring (1302).

7. The soil sampling device for geological survey engineering drilling of claim 3, wherein: the collecting box (801) is internally provided with a PLC controller, and the PLC controller is electrically connected with the linear electric guide rail (804), the first gravity sensor (808) and the second gravity sensor (813).

8. A soil sampling device for geological survey engineering drilling as claimed in claim 1, wherein: the outer end of the drilling blade (1000) is provided with a plurality of evenly distributed spikes (1001), the spikes (1001) are arranged in an inclined manner, and the spikes (1001) are connected with the drilling blade (1000) in a clamping manner.