CN210221553U

CN210221553U - A layering sampling device for soil detection

Info

Publication number: CN210221553U
Application number: CN201921007676.8U
Authority: CN
Inventors: Yufeng Jiang; 蒋煜峰; Lanlan Liu; 刘兰兰; Longmiao Yuan; 原陇苗
Original assignee: Lanzhou Jiaotong University
Current assignee: Lanzhou Jiaotong University
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-03-31
Anticipated expiration: 2029-07-01

Abstract

The utility model discloses a layered sampling device for soil detection, which comprises a bottom plate, wherein four corners of the upper end surface of the bottom plate are respectively provided with a hydraulic cylinder, the upper end of the hydraulic cylinder is connected with a top plate, the effect of driving the crankshaft to rotate can be realized through the matching arrangement of a second motor, the effect of driving the crankshaft to rotate can be realized through the arrangement of the crankshaft, the effect of driving the driving cylindrical gear to rotate in a reciprocating way can be realized through the matching arrangement of the crank, a connecting rod and a rocker, the effect of driving the driven cylindrical gear to rotate in a reciprocating way can be realized through the arrangement of the driving cylindrical gear, the effect of driving the scraper shaft to rotate in a reciprocating way can be realized through the arrangement of the driven cylindrical gear, the utility model not only needs no bending down or squatting down when in use, so that the use is convenient, the operator is not easy to generate fatigue, but also because the scraper, the sampling process is more smooth.

Description

A layering sampling device for soil detection

Technical Field

The utility model relates to a soil detection technology field, concrete field is a layering sampling device for soil detection.

Background

Environmental detection and treatment are a new industry with strong technology. Managers who walk into indoor environment detection and treatment face emerging industries, whether market operation, detection standards, detection flows, professional characteristics of the industries, treatment products or construction methods need to start from the beginning. And professional training of the participating system is the most effective way.

Soil sampling refers to a method for collecting soil samples, and comprises sampling arrangement and sampling technology. The sampling of the soil sample in the cross section is performed after the cross section observation is completed. Before sampling, the section should be trimmed and cleaned, the superficial layer of the floating soil is cut off, and then the sample is taken from the central typical part layer by layer from top to bottom according to the layers.

Soil detects also belongs to one of environment detection, so when carrying out environment detection, soil detects also indispensable, when carrying out soil detection, if direct detection, detects inaccurately, consequently just will carry out sample test to soil.

In order to avoid the soil of the different degree of depth to mix together when taking a sample, some soil sampling device can carry out the layering sample, but present soil layering sampling device is basically handheld, need the manual control degree of depth, need bow or squat during the use, so use inconvenient, the operation personnel produce fatigue easily, furthermore, some current soil detection's layering sampling device makes the scraper rotatory with the motor, but the scraper is 360 degrees rotations basically, like this in the sample, soil in the barrel is scraped easily, thereby influence the sample process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a layering sampling device for soil detection to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a layered sampling device for soil detection comprises a bottom plate, wherein grooves are formed in the front side wall of the bottom plate, hydraulic cylinders are arranged at four corners of the upper end face of the bottom plate, the upper ends of the hydraulic cylinders are connected with a top plate, an electric cabinet is arranged on the upper end face of the top plate, a lead screw box is arranged in front of the lower end face of the top plate, a sliding chute penetrates through the front side wall of the lead screw box, a first motor is arranged on the upper end face of an inner cavity of the lead screw box, a lead screw is connected to the output end of the first motor through a shaft, the lower end of the lead screw is rotatably connected with the lower end face of the lead screw box, a lead screw sliding block is arranged on the outer side wall of the lead screw, the front portion of the lead screw sliding block is slidably connected to the inner side wall of the sliding chute, a scraper shaft driving box is arranged on the front side wall of the lead, the installation number of the bearings is 3, a second motor is arranged at the left part of the lower end face of the inner cavity of the scraper shaft driving box, a crankshaft is connected to the output end shaft of the second motor, the crankshaft penetrates through the inner side wall of the inner ring of the bearing at the left side, one end of a crank is arranged at the upper end of the crankshaft, a scraper shaft is rotatably connected to the middle part of the lower end face of the scraper shaft driving box in a penetrating manner, the upper end of the scraper shaft penetrates through the inner side wall of the inner ring of the bearing at the middle part and is provided with a driven cylindrical gear, a rocker shaft is rotatably connected to the right part of the lower end face of the inner cavity of the scraper shaft driving box in a penetrating manner, the rocker shaft penetrates through the inner side wall of the inner ring of the bearing at the right side, one end of a rocker and a driving cylindrical gear are respectively arranged on the, the other end of connecting rod articulates the other end of rocker, the terminal surface is equipped with the barrel under the outside of scraping the axle drive box, the lower extreme of scraping the axle runs through the up end of barrel and with the terminal surface rotates under the inner chamber of barrel to be connected, the front end of barrel is equipped with the lid, evenly be equipped with the screw thread through-hole between the lateral wall around the lid, the inside wall of barrel evenly is equipped with the layering board, it runs through to scrape the axle the layering board, the preceding lateral wall of layering board all is equipped with the screw thread blind hole, screw thread through-hole and corresponding all couple together through the screw between the screw thread blind hole, the lateral wall of scraping the axle evenly is equipped with the scraper, the terminal surface is equipped with sharp portion under the outside.

Preferably, the maximum swing angle of the rocker is 150 degrees, and the diameter of the driving cylindrical gear is 1.4 times that of the driven cylindrical gear.

Preferably, the inner cavity of the cylinder is divided into a plurality of cavities by the layering plate, and the scrapers are arranged in the inner cavities of the cavities.

Preferably, the distance between the left and right side walls of the groove is greater than the outer diameter of the cylinder.

Preferably, the bearings are all tapered roller bearings.

Preferably, the driving cylindrical gear and the driven cylindrical gear are both helical gears.

Preferably, the outer side wall of the cylinder body is uniformly provided with scale marks.

Compared with the prior art, the beneficial effects of the utility model are that: the effect of synchronously stretching and retracting to drive the top plate, the electric cabinet and the lead screw box to move up and down can be realized through the arrangement of the hydraulic cylinder, the effect of installing the first motor, the lead screw slide block and the chute can be realized through the arrangement of the lead screw box, the effect of driving the lead screw slide block to move up and down can be realized through the arrangement of the first motor, the effect of driving the scraper shaft drive box and the barrel to move up and down can be realized through the arrangement of the lead screw slide block, the effect of preventing the lead screw slide block from rotating and limiting the moving range of the lead screw slide block can be realized through the arrangement of the lead screw, the effect of installing the bearing installation plate, the second motor, the crank rocker mechanism, the gear mechanism and the scraper shaft can be realized through the matching arrangement of the second motor, the effect of driving the crank can be realized through, the effect of driving the driving cylindrical gear to rotate in a reciprocating manner can be realized through the matching arrangement of the crank, the connecting rod and the rocker, the effect of driving the driven cylindrical gear to rotate in a reciprocating manner can be realized through the arrangement of the driving cylindrical gear, the effect of driving the scraper shaft to rotate in a reciprocating manner can be realized through the arrangement of the driven cylindrical gear, the maximum swing angle of the rocker is 150 degrees, the diameter of the driving cylindrical gear is 1.4 times of that of the driven cylindrical gear, and the scraper can rotate in a reciprocating manner by 210 degrees, so that not only can the soil scraped by the scraper enter the barrel body be ensured, but also the soil in the barrel body can be prevented from being scraped out, the effect of fixing 3 bearings can be realized through the arrangement of the bearing mounting plate, and the effect of preventing the crankshaft, the scraper shaft and the rocker shaft from moving can be realized through the arrangement of the bearing, the utility model discloses not only, and because the scraper rotates 210 degrees in a reciprocating manner, soil in the cylinder body cannot be scraped during sampling, so that the sampling process is smoother.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the middle base plate of the present invention;

FIG. 3 is a schematic view of the internal structure of the lead screw box of the present invention;

FIG. 4 is a left side view of the interior of the lead screw box of the present invention;

fig. 5 is a schematic view of the internal structure of the scraper shaft driving box of the present invention;

FIG. 6 is a top view of the crank shaft, crank, rocker shaft, rocker and connecting rod of the present invention;

fig. 7 is a cross-sectional view of the cartridge of the present invention;

FIG. 8 is a cross-sectional view taken along line A-A of FIG. 7;

FIG. 9 is a cross-sectional view taken along line B-B of FIG. 7;

FIG. 10 is an enlarged view of a portion of FIG. 1 at A;

fig. 11 is a partial enlarged view of fig. 9 at B.

In the figure: 1-bottom plate, 2-groove, 3-hydraulic cylinder, 4-top plate, 5-electric cabinet, 6-lead screw box, 7-chute, 8-first motor, 9-lead screw, 10-lead screw slide block, 11-scraper shaft driving box, 12-bearing mounting plate, 13-bearing, 14-second motor, 15-crank shaft, 16-crank, 17-scraper shaft, 18-driven cylindrical gear, 19-rocker shaft, 20-rocker, 21-driving cylindrical gear, 22-connecting rod, 23-barrel, 24-cover body, 25-thread through hole, 26-layered plate, 27-thread blind hole, 28-screw, 29-scraper and 30-tip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-11, the present invention provides a technical solution: a layered sampling device for soil detection comprises a bottom plate 1, wherein a groove 2 is formed in the front side wall of the bottom plate, a barrel body cannot touch the bottom plate due to the arrangement of the groove, hydraulic cylinders 3 are arranged at four corners of the upper end face of the bottom plate, the effect of synchronously stretching and retracting to drive a top plate, an electric cabinet and a lead screw box to move up and down can be achieved due to the arrangement of the hydraulic cylinders, the upper ends of the hydraulic cylinders are connected with a top plate 4, an electric cabinet 5 is arranged on the upper end face of the top plate, a storage battery is arranged in an inner cavity of the electric cabinet, a switch for controlling the stretching of the hydraulic cylinders is arranged on the front side wall of the electric cabinet, a motor for controlling the first motor to start and stop is arranged on the front side wall of the electric cabinet, a switch for controlling the second motor to start and stop is arranged on the front side wall, the hydraulic cylinder, the first motor and the second motor can be controlled by arranging the electric cabinet, the lead screw box 6 is arranged in front of the lower end face of the top plate, the first motor, the lead screw sliding block and the sliding groove can be installed by arranging the lead screw box, the sliding groove 7 is arranged on the front side wall of the lead screw box in a penetrating mode, the lead screw sliding block can be prevented from rotating and the moving range of the lead screw sliding block can be limited by arranging the sliding groove, the first motor 8 is arranged on the upper end face of the inner cavity of the lead screw box, the lead screw can be driven to rotate by arranging the first motor, the lead screw 9 is connected to the output end shaft of the first motor, the lower end of the lead screw is rotatably connected with the lower end face of the lead screw box, the lead screw sliding block can be driven to move up and down by arranging the lead screw, the lead screw sliding block 10 is arranged on, the scraper shaft driving box and the barrel can be driven to move up and down by arranging the screw rod sliding block, the scraper shaft driving box 11 is arranged on the front side wall of the screw rod sliding block, the bearing mounting plate, the second motor, the crank rocker mechanism, the gear mechanism and the scraper shaft can be mounted by arranging the scraper shaft driving box, the bearing mounting plate 12 is arranged between the left side wall and the right side wall of the inner cavity of the scraper shaft driving box, the 3 bearings can be fixed by arranging the bearing mounting plate, the bearings 13 penetrate between the upper end surface and the lower end surface of the bearing mounting plate, the mounting number of the bearings is 3, the effect of preventing the crank shaft, the scraper shaft and the rocker shaft from moving can be realized by arranging the bearings, the second motor 14 is arranged on the left part of the lower end surface of the inner cavity of the scraper shaft driving box, and the effect of driving the crank shaft to, the output end shaft of the second motor is connected with a crankshaft 15, the crankshaft penetrates through the inner side wall of the inner ring of the bearing on the left side, the crankshaft can be driven to rotate through the arrangement of the crankshaft, one end of a crank 16 is arranged at the upper end of the crankshaft, a scraper shaft 17 is connected to the middle part of the lower end face of the scraper shaft driving box in a penetrating and rotating mode, the scraper can be driven to rotate in a reciprocating mode through the arrangement of the scraper shaft, the upper end of the scraper shaft penetrates through the inner side wall of the inner ring of the bearing on the middle part and is provided with a driven cylindrical gear 18, the scraper shaft can be driven to rotate in a reciprocating mode through the arrangement of the driven cylindrical gear, a rocker shaft 19 is rotatably connected to the right part of the lower end face of the inner cavity of the scraper shaft driving box in a rotating mode, the rocker shaft penetrates through the inner side, the driving cylindrical gear and the driven cylindrical gear are mutually engaged, the driving cylindrical gear can be driven to rotate in a reciprocating manner by the arrangement of the driving cylindrical gear, the other end of the crank is hinged with one end of a connecting rod 22, the other end of the connecting rod is hinged with the other end of the rocker, the driving cylindrical gear can be driven to rotate in a reciprocating manner by the matching arrangement of the crank, the connecting rod and the rocker, a cylinder body 23 is arranged on the lower end face of the outer part of the scraper shaft driving box, the lower end of the scraper shaft penetrates through the upper end face of the cylinder body and is rotatably connected with the lower end face of the inner cavity of the cylinder body, the effect of storing sampled soil can be realized by the arrangement of the cylinder body, a cover body 24 is arranged at the front end of the cylinder body, the cover body can seal the cylinder body when the device does not sample by the arrangement, the inside wall of barrel evenly is equipped with layer board 26, scrape the axle and run through the layer board can realize the effect of storing the soil layering of sample through the setting of layer board, the preceding lateral wall of layer board all is equipped with screw blind hole 27, screw through-hole and correspondence all link up through screw 28 between the screw blind hole, set up the effect that can realize fixed lid through the cooperation of screw through-hole, screw blind hole and screw, the lateral wall of scraping the axle evenly is equipped with scraper 29, can realize the effect of sample through the setting of scraper, the terminal surface is equipped with point portion 30 under the outside of barrel, can realize the effect that the barrel can insert soil through the setting of point portion.

Particularly, the biggest pivot angle of rocker is 150 degrees, the diameter of initiative roller gear is the diameter of driven roller gear 1.4 times, through such setting, the scraper can reciprocating rotation 210 degrees, can not only guarantee like this that the soil that the scraper scraped gets into in the barrel, can also prevent that the soil in the barrel from being scraped.

Particularly, the inner cavity of the barrel is divided into a plurality of cavities by the layering plate, the scrapers are arranged in the inner cavities of the cavities, and the layering sampling effect can be achieved through the arrangement.

Specifically, the distance between the left and right side walls of the groove is larger than the outer diameter of the cylinder, and by such arrangement, the cylinder does not touch the bottom plate.

Specifically, the bearings are all tapered roller bearings, and the tapered roller bearings can bear radial load and axial load at the same time and have high bearing capacity.

Particularly, the driving cylindrical gear and the driven cylindrical gear are helical gears, and the helical gears are large in bearing capacity, long in service life and good in stability.

Particularly, the lateral wall of barrel evenly is equipped with the scale mark, through the setting of scale mark, can directly perceivedly see the degree of depth that the barrel got into soil.

The working principle is as follows: the utility model discloses in, at first unscrew the screw, pull down the lid. When the barrel is required to be inserted into soil, the hydraulic cylinder and the first motor are controlled by the electric cabinet, the hydraulic cylinder synchronously stretches and retracts to drive the top plate, the electric cabinet and the lead screw box to move up and down, the first motor drives the lead screw to rotate, the lead screw drives the lead screw sliding block to move up and down, and the lead screw sliding block drives the scraper shaft driving box and the barrel to move up and down. Insert soil with point portion, after the barrel moved the appointed degree of depth, start the second motor through the electric cabinet, the second motor drive crank axle is rotatory, and the crank axle drives the crank rotation, and the crank drives the rocker reciprocal rotation through the connecting rod, and the rocker drives the reciprocal rotation of initiative roller gear, and initiative roller gear drives the reciprocal rotation of driven roller gear, and driven roller gear drives the reciprocal rotation of scraper axle, scrapes the reciprocal rotation of scraper axle drive scraper to scrape soil into in the barrel. Because the biggest pivot angle of rocker is 150 degrees, and the diameter of initiative roller gear is 1.4 times of driven roller gear's diameter, and the scraper can reciprocating rotation 210 degrees, can not only guarantee like this that the soil that the scraper scraped gets into in the barrel, can also prevent that the soil in the barrel from being scraped. And finally, controlling the hydraulic cylinder and the first motor to enable the cylinder body to come out of the soil, so that layered sampling is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A stratified sampling device for soil detection, includes bottom plate (1), its characterized in that: the scraper comprises a bottom plate (1), a groove (2) is formed in the front side wall of the bottom plate (1), hydraulic cylinders (3) are arranged at four corners of the upper end face of the bottom plate (1), the upper ends of the hydraulic cylinders (3) are connected with a top plate (4), an electric cabinet (5) is arranged at the upper end face of the top plate (4), a lead screw box (6) is arranged in front of the lower end face of the top plate (4), a sliding groove (7) penetrates through the front side wall of the lead screw box (6), a first motor (8) is arranged at the upper end face of an inner cavity of the lead screw box (6), a lead screw (9) is connected to the output end shaft of the first motor (8), the lower end of the lead screw (9) is rotatably connected with the lower end face of the lead screw box (6), a lead screw sliding block (10) is arranged on the outer side wall of the lead screw (9), the front portion of the lead screw sliding block (10) is slidably connected, a bearing mounting plate (12) is arranged between the left side wall and the right side wall of the inner cavity of the scraper shaft driving box (11), bearings (13) penetrate through the upper end face and the lower end face of the bearing mounting plate (12), the mounting number of the bearings (13) is 3, a second motor (14) is arranged at the left end face of the lower end face of the inner cavity of the scraper shaft driving box (11), a crankshaft (15) is connected to the output end shaft of the second motor (14), the crankshaft (15) penetrates through the inner side wall of the left bearing (13), one end of a crank (16) is arranged at the upper end of the crankshaft (15), a scraper shaft (17) is rotatably connected to the middle of the lower end face of the scraper shaft driving box (11) in a penetrating mode, the inner side wall of the bearing (13) in the middle of the upper end of the scraper shaft (17) is provided with a driven cylindrical gear (18), and a rocker shaft (19) is rotatably connected to, the rocker shaft (19) penetrates through the inner side wall of the bearing (13) on the right side, the outer side wall of the rocker shaft (19) is respectively provided with one end of a rocker (20) and a driving cylindrical gear (21), the driving cylindrical gear (21) and the driven cylindrical gear (18) are meshed with each other, the other end of the crank (16) is hinged with one end of a connecting rod (22), the other end of the connecting rod (22) is hinged with the other end of the rocker (20), a cylinder body (23) is arranged on the lower end face of the outer portion of the scraper shaft driving box (11), the lower end of the scraper shaft (17) penetrates through the upper end face of the cylinder body (23) and is rotatably connected with the lower end face of an inner cavity of the cylinder body (23), a cover body (24) is arranged at the front end of the cylinder body (23), threaded through holes (25) are uniformly arranged between the front side wall and the rear side wall of the cover body (24, scraper shaft (17) run through layer board (26), the preceding lateral wall of layer board (26) all is equipped with screw thread blind hole (27), screw thread through-hole (25) and corresponding all link up through screw (28) between screw thread blind hole (27), the lateral wall of scraper shaft (17) evenly is equipped with scraper (29), the terminal surface is equipped with point portion (30) under the outside of barrel (23).

2. The stratified sampling apparatus for soil testing as claimed in claim 1, wherein: the maximum swing angle of the rocker (20) is 150 degrees, and the diameter of the driving cylindrical gear (21) is 1.4 times that of the driven cylindrical gear (18).

3. The stratified sampling apparatus for soil testing as claimed in claim 1, wherein: the inner cavity of the cylinder body (23) is divided into a plurality of cavities by the layered plate (26), and the scrapers (29) are arranged in the inner cavities of the cavities.

4. The stratified sampling apparatus for soil testing as claimed in claim 1, wherein: the distance between the left side wall and the right side wall of the groove (2) is larger than the outer diameter of the cylinder body (23).

5. The stratified sampling apparatus for soil testing as claimed in claim 1, wherein: the bearings (13) are all tapered roller bearings.

6. The stratified sampling apparatus for soil testing as claimed in claim 1, wherein: the driving cylindrical gear (21) and the driven cylindrical gear (18) are both helical gears.

7. The stratified sampling apparatus for soil testing as claimed in claim 1, wherein: the outer side wall of the cylinder body (23) is uniformly provided with scale marks.