CN210953434U - Sampling device for soil inspection - Google Patents

Abstract

The utility model discloses a sampling device for soil testing relates to soil testing technical field, including pushing down a section of thick bamboo, the sampling section of thick bamboo has been placed to the inside of pushing down a section of thick bamboo. The bottom surface of pressing a section of thick bamboo down is seted up and is the recess of annular array, every the inside of recess all has been kept off the native board through the fixed hinge joint of round pin axle, the underrun of sampling cylinder has pressure head down through connecting block fixed mounting, and every keeps off the equal joint in inside wall of pressure head under of bottom of native board, two symmetrical collection holes have been seted up to the bottom surface of sampling cylinder, press the top of a section of thick bamboo down and placed the board soon, the middle part fixed mounting who revolves the board bottom surface has the threaded rod, press the middle part fixed mosaic of a section of thick bamboo upper surface down to have the bearing. This sampling device for soil inspection, better fix a position the degree of depth of gathering soil, after gathering the completion, through the opposite direction rotation spiral board, drive the cartridge and remove to the device's top to the length increase in the material pushing rod stretches into the collection hole gradually pushes away soil, accomplishes collection work.

Description

Sampling device for soil inspection

Technical Field

The utility model relates to a soil inspection technical field specifically is a sampling device for soil inspection.

Background

Soil inspection and analysis are qualitative and quantitative determination of physical and chemical properties of soil components, are basic work for soil development, fertility evolution, soil resource evaluation, soil improvement and reasonable fertilization research, are also important means for environmental quality evaluation in environmental science, and soil sample collection is an important link in soil analysis work and is a prerequisite condition for judging whether an analysis result and a conclusion obtained from the analysis result are correct or not, so that the obtaining of a representative sample is particularly important, and a soil sampling device is adopted for collecting soil.

Soil is sampling device for inspection is at the in-process that uses, generally is the sampling barrel that adopts the cavity formula, makes soil enter into the sampling barrel through pushing down, but at the in-process that uses, the degree of depth of gathering is generally less, when gathering to depths soil, must push down to the collection degree of depth from the soil top layer, just can gather out the soil of depths, more useless soil, and the collection effect is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sampling device for soil testing possesses the effectual advantage of collection, has solved the not good problem of sampling device collection effect for soil testing.

The utility model discloses a solve above-mentioned technical problem, provide following technical scheme: the utility model provides a sampling device for soil testing, includes and pushes down a section of thick bamboo, the sampling section of thick bamboo has been placed to the inside of pushing down a section of thick bamboo.

The bottom surface of the lower pressure cylinder is provided with grooves in an annular array, the inside of each groove is fixedly hinged with a soil retaining plate through a pin shaft, the bottom surface of the sampling cylinder is fixedly provided with a lower pressure head through a connecting block, the bottom end of each soil retaining plate is clamped on the inner side wall of the lower pressure head, two symmetrical collecting holes are arranged on the bottom surface of the sampling cylinder, a rotating plate is arranged above the lower pressing cylinder, a threaded rod is fixedly arranged in the middle of the bottom surface of the rotating plate, a bearing is fixedly embedded in the middle of the upper surface of the lower pressing cylinder, a threaded pipe matched with the threaded rod is fixedly embedded in the middle of the upper surface of the sampling cylinder, a cavity is arranged in the sampling cylinder, the bottom end of the threaded rod sequentially penetrates through the bearing and the threaded pipe and extends to the inside of the cavity, the outer surface of the threaded rod is fixedly connected with the inner ring of the bearing, and the outer surface of the threaded rod is in threaded connection with the inner ring of the threaded pipe.

Furthermore, the upper portion fixed mounting who pushes down a section of thick bamboo external surface has solid fixed ring, gu the equal fixed mounting in fixed ring's the left and right sides face has the handrail pole.

Through adopting above-mentioned technical scheme, better carry out fixed mounting to the bar to push down the section of thick bamboo through the better pushing down of bar.

Furthermore, every the equal fixed mounting in inside of recess has the stopper, and the surface of stopper contacts with the surface that keeps off the native board.

Through adopting above-mentioned technical scheme, better prevent that the pressure head card when keeping off the native board outside down, keep off the problem of native board indent.

Furthermore, a connecting column is fixedly arranged on the left side of the upper surface of the rotary plate.

Through adopting above-mentioned technical scheme, better rotatory board rotates.

Furthermore, two symmetrical pushing rods are fixedly mounted on the inner top wall of the lower pressing barrel, and the bottom ends of the two pushing rods extend into the two collecting holes respectively.

Through adopting above-mentioned technical scheme, better when inserting the collection hole through the ejector pin, push out the soil that the inside was gathered.

Further, the diameter value of ejector pin equals the diameter value of gathering the hole, the diameter value of threaded rod is less than the diameter value of cavity.

Through adopting above-mentioned technical scheme, better soil release with gathering can avoid the problem of interfering with the cavity inner wall when the threaded rod is rotatory.

Compared with the prior art, this sampling device for soil inspection possesses following beneficial effect:

1. the utility model discloses a be provided with down and press a section of thick bamboo, the handrail is used in the cooperation, in-process using, press downwards through holding the handrail, make down the pressure head and keep off the native board and remove downwards, thereby will push down a section of thick bamboo and deepen in soil, when deepening to the certain degree after need gather deep soil, through holding the rotatory spiral plate in spliced pole positive direction, thereby it rotates at the screwed pipe to drive the threaded rod, thereby drive the sampling section of thick bamboo and remove downwards, and when the lapse, push away four fender native boards, thereby extrude the sampling section of thick bamboo of inside downwards, thereby in rotatory push down the in-process, soil is impressed the inside in collection hole and is collected, thereby better when gathering, cross soil top layer and shallow layer, better depth to gathering soil is fixed a position.

2. The utility model discloses a be provided with down the pressure cylinder, sampling cylinder and ejector pad pole are used in the cooperation, after gathering the completion, through upwards facing the pulling handrail pole, the device that will go deep into in soil is whole to be extracted, and when the soil that will gather is taken out at needs, through the opposite direction rotation spiral plate, thereby it removes to the device's top to drive the sampling cylinder, thereby the ejector pad pole is gradual stretch into gathers downthehole length increase, better release soil, accomplish collection work, and after using, when the pressure head resets to the top soon under driving, go into the inside wall of pressure head down with four whole cards of fender soil board, thereby more make things convenient for next use, the collection ejection of compact effect of the device has been improved.

Drawings

FIG. 1 is a cross-sectional view of the pressing cylinder of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

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

FIG. 4 is a bottom view of the earth retaining plate of the present invention;

fig. 5 is a top view of the sampling cartridge of the present invention.

In the figure: 1-pressing cylinder, 2-threaded rod, 3-handrail rod, 4-pushing rod, 5-connecting column, 6-rotating plate, 7-bearing, 8-fixing ring, 9-threaded pipe, 10-cavity, 11-limiting block, 12-collecting hole, 13-sampling cylinder, 14-groove, 15-retaining plate, 16-pressing head and 17-connecting block.

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. 1-5, the present invention provides a technical solution: the utility model provides a sampling device for soil examination, includes and pushes down a 1, pushes down the upper portion fixed mounting of 1 surface of a section of thick bamboo and has solid fixed ring 8, gu the equal fixed mounting of the left and right sides face of fixed ring 8 has handrail rod 3, better carries out fixed mounting to handrail rod 3 to push down a 1 better through handrail rod 3, push down a 1 inside and placed sampling tube 13.

The bottom surface of the lower pressure cylinder 1 is provided with grooves 14 in an annular array, the inside of each groove 14 is fixedly hinged with a retaining plate 15 through a pin shaft, the inside of each groove 14 is fixedly provided with a limiting block 11, the outer surface of the limiting block 11 is contacted with the outer surface of the retaining plate 15, the problem that the retaining plate 15 is recessed when the lower pressure head 16 is clamped on the outer side of the retaining plate 15 is better prevented, the bottom surface of the sampling cylinder 13 is fixedly provided with the lower pressure head 16 through a connecting block 17, the bottom end of each retaining plate 15 is clamped on the inner side wall of the lower pressure head 16, the bottom surface of the sampling cylinder 13 is provided with two symmetrical collecting holes 12, the inner top wall of the lower pressure cylinder 1 is fixedly provided with two symmetrical material pushing rods 4, the bottom ends of the two material pushing rods 4 extend to the insides of the two collecting holes 12 respectively, and when the collecting holes 12 are better inserted through the material pushing rods 4, the soil collected inside is, the diameter value of ejector beam 4 equals the diameter value of gathering hole 12, the diameter value of threaded rod 2 is less than the diameter value of cavity 10, better soil release with gathering, the problem of interfering with cavity 10 inner wall when can avoiding threaded rod 2 rotatory, the top of pushing down a section of thick bamboo 1 has placed spiral plate 6, the left side fixed mounting who revolves 6 upper surfaces of spiral plate has spliced pole 5, better rotatory 6 boards rotate soon, the middle part fixed mounting who revolves 6 bottom surfaces has threaded rod 2, the middle part fixed mounting who pushes down 1 upper surface has bearing 7, the middle part fixed mounting of sampling tube 13 upper surface has screwed pipe 9 with 2 looks adaptations of threaded rod, cavity 10 has been seted up to the inside of sampling tube 13, the bottom of threaded rod 2 runs through bearing 7 and screwed pipe 9 in proper order and extends to the inside of cavity 10, the surface of threaded rod 2 and the inner circle fixed connection of bearing 7, and the outer surface of threaded rod 2 and the inner circle threaded connection of screwed pipe 9.

When the device is used, the grab bar 3 is held by hand and pressed downwards, the lower pressure head 16 and the soil retaining plate 15 are moved downwards, so that the lower pressure cylinder 1 is deeply inserted into soil, when deep soil needs to be collected after the deep soil is deeply inserted to a certain degree, the screw plate 6 is rotated in the positive direction by holding the connecting column 5 by hand, so that the screw rod 2 is driven to rotate in the threaded pipe 9, so that the sampling cylinder 13 is driven to move downwards, in addition, the four soil retaining plates 15 are pushed away when the sampling cylinder 13 is moved downwards, so that the sampling cylinder 13 inside is extruded downwards, in the rotating and pressing process, the soil is pressed into the collecting hole 12 to be collected, so that the soil passes through the soil surface layer and the shallow layer during collecting, the depth of the collected soil is better positioned, after the collecting is finished, the grab bar 3 is pulled upwards, and the device deeply inserted into the soil is completely pulled out, and when the soil that will gather is taken out at needs, through the opposite direction rotation spiral plate 6, thereby drive sampling cylinder 13 and remove to the device's top, thereby the length that pushes away material pole 4 gradually stretches into in gathering hole 12 increases, better release soil, accomplish collection work, and after the use, when driving down pressure head 16 and reset to the top soon, press head 16's inside wall down with the whole card of four fender soil plates 15, thereby more make things convenient for next time to use, the collection ejection of compact effect of the device has been improved.

Claims (6)

1. The utility model provides a sampling device for soil testing, includes and pushes down a section of thick bamboo (1), its characterized in that: a sampling cylinder (13) is arranged in the lower pressing cylinder (1);

the bottom surface of the lower pressing barrel (1) is provided with grooves (14) in an annular array, the inside of each groove (14) is fixedly hinged with a soil retaining plate (15) through a pin shaft, the bottom surface of the sampling barrel (13) is fixedly provided with a lower pressing head (16) through a connecting block (17), the bottom end of each soil retaining plate (15) is clamped on the inner side wall of the lower pressing head (16), the bottom surface of the sampling barrel (13) is provided with two symmetrical acquisition holes (12), a rotary plate (6) is placed above the lower pressing barrel (1), the middle part of the bottom surface of the rotary plate (6) is fixedly provided with a threaded rod (2), the middle part of the upper surface of the lower pressing barrel (1) is fixedly embedded with a bearing (7), the middle part of the upper surface of the sampling barrel (13) is fixedly embedded with a threaded pipe (9) matched with the threaded rod (2), and the inside of the sampling barrel (13) is provided with a cavity (10), the bottom of threaded rod (2) runs through bearing (7) and screwed pipe (9) in proper order and extends to the inside of cavity (10), the surface of threaded rod (2) and the inner circle fixed connection of bearing (7), and the surface of threaded rod (2) and the inner circle threaded connection of screwed pipe (9).

2. A sampling device for soil testing according to claim 1, wherein: the upper portion fixed mounting who pushes down a section of thick bamboo (1) surface has solid fixed ring (8), the equal fixed mounting of the left and right sides face of solid fixed ring (8) has handrail pole (3).

3. A sampling device for soil testing according to claim 1, wherein: every equal fixed mounting in inside of recess (14) has stopper (11), and the surface of stopper (11) contacts with the surface of retaining plate (15).

4. A sampling device for soil testing according to claim 1, wherein: the left side of the upper surface of the rotary plate (6) is fixedly provided with a connecting column (5).

5. A sampling device for soil testing according to claim 1, wherein: two symmetrical material pushing rods (4) are fixedly mounted on the inner top wall of the lower pressing barrel (1), and the bottom ends of the two material pushing rods (4) extend to the insides of the two collecting holes (12) respectively.

6. A sampling device for soil testing according to claim 5, wherein: the diameter value of ejector sleeve pole (4) equals the diameter value of gathering hole (12), the diameter value of threaded rod (2) is less than the diameter value of cavity (10).

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