CN214373508U - Soil animal quantitative sampling device - Google Patents

Abstract

Soil animal ration sampling device to solve current sampling storage ware and at unable acquisition accuracy volume, calculate that soil animal density result error is great and take out the problem that earth pillar bottom soil drops easily. The device comprises the following steps: the handle setting is pressed in the top of sampling cylinder, two backup pads are located and press between handle and the sampling cylinder, and two backup pad symmetries set up the both sides at the sampling cylinder, the upper end of backup pad with press the handle welding, the lower extreme and the sampling cylinder welding of backup pad, the center department of pressing the handle is provided with the round hole that runs through from top to bottom, be provided with on the pressure handle with the round hole looks perpendicular and communicating horizontal screw hole, piston and ration ring range from top to bottom sets up in the sampling cylinder, the upper end center department of piston is provided with vertical screw hole, the lower extreme of sampling cylinder is provided with sharp sword along the annular, the lower extreme of T type piston rod is provided with the external screw thread with vertical screw hole matched with, the lower extreme of T type piston rod passes round hole and vertical screw hole threaded connection, clamping screw and horizontal screw hole threaded connection. The utility model is used for gather soil.

Description

Soil animal quantitative sampling device

Technical Field

The utility model relates to a sample collection device, concretely relates to soil animal ration sampling device.

Background

The soil contains one fourth of the world's biodiversity, and is the most abundant ecological environment of biodiversity on the earth. Although small, the soil animals are abundant in species, play an important role in maintaining the carbon-nitrogen cycle of the terrestrial ecosystem, are the most abundant in species of the terrestrial ecosystem, and participate in almost all the subterranean ecological processes. The diversity and distribution pattern of soil animals can indirectly reflect the physicochemical property of soil, and play a vital role in decomposing organic matters and nutrient circulation, improving soil structure, soil fertility and the like. Based on the influence of soil animals on production, environment and the like, the soil animals are receiving more and more attention in the fields of zoology, ecology, soil science, environmental protection and the like, and therefore quantitative sampling is often needed for subsequent statistical correlation research.

The existing sampler is a simple structure of a handle plus a cylinder or a handle plus two half cylinders buckled together, and the structure has the following defects: 1. the sampling volume is rough, the accurate volume cannot be obtained, and the result error of finally calculating the animal density of the soil in unit volume or unit area is large; 2. soil is easy to fall off when the soil column bottom is taken out.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve current sampling storage and at unable acquisition accurate volume, calculate the great and problem that takes out earth pillar bottom soil and drop easily of soil animal density result error, and provide a soil animal ration sampling device.

The utility model discloses a soil animal quantitative sampling device, which comprises a T-shaped piston rod, a fixed screw rod, a pressing handle, a support plate, a sampling cylinder, a piston and a quantitative ring, wherein the pressing handle is arranged above the sampling cylinder, the two support plates are arranged between the pressing handle and the sampling cylinder, the two support plates are symmetrically arranged at two sides of the sampling cylinder, the upper end of the support plate is welded with the pressing handle, the lower end of the support plate is welded with the sampling cylinder, the center of the pressing handle is provided with a vertically-penetrating round hole, the pressing handle is provided with a horizontal threaded hole which is vertical to and communicated with the round hole, the piston and the quantitative ring are arranged in the sampling cylinder from top to bottom, the center of the upper end of the piston is provided with a vertical threaded hole, the lower end of the sampling cylinder is provided with a sharp edge along an annular shape, the lower end of the T-shaped piston rod is provided with an external thread matched with the vertical threaded hole, the lower end of the T-shaped piston rod passes through the round hole and is in threaded connection with the vertical threaded hole, the fixing screw rod is in threaded connection with the horizontal threaded hole.

Compared with the prior art, the utility model following beneficial effect has:

one, the utility model discloses a ration ring can accurate ration sampling volume and area, and the use of cooperation sample dish can be brought back the laboratory with the original state soil furthest and carry out follow-up separation and relevant research and analysis.

Second, the utility model discloses a soil animal ration sampling device, reasonable in design, simple to operate, simple to use and conveniently carry, can be fast convenient collection storage fortune soil sample, improved work efficiency greatly.

Drawings

FIG. 1 is a schematic view of the overall structure of a soil animal quantitative sampling device of the present invention;

FIG. 2 is a front cross-sectional view of a soil animal quantitative sampling device of the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a schematic view of the structure of the dosing ring 10;

FIG. 5 is a schematic view of the structure of the quantitative ring after the upper and lower covers are fastened;

FIG. 6 is a schematic view of the structure of the sample tray;

fig. 7 is a schematic structural view of the blade 15.

Detailed Description

The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 3, and comprises a T-shaped piston rod 1, a fixing screw 3, a pressing handle 4, support plates 5, a sampling cylinder 6, a piston 8 and a quantitative ring 10, wherein the pressing handle 4 is arranged above the sampling cylinder 6, the two support plates 5 are arranged between the pressing handle 4 and the sampling cylinder 6, the two support plates 5 are symmetrically arranged at two sides of the sampling cylinder 6, the upper end of each support plate 5 is welded with the pressing handle 4, the lower end of each support plate 5 is welded with the sampling cylinder 6, a vertically penetrating round hole 2 is arranged at the center of the pressing handle 4, a horizontal threaded hole 4-1 which is perpendicular to and communicated with the round hole 2 is arranged on the pressing handle 4, the piston 8 and the quantitative ring 10 are arranged in the sampling cylinder 6 from top to bottom, a vertical threaded hole 7 is arranged at the center of the upper end of the piston 8, a sharp edge 9 is arranged at the lower end of the sampling cylinder 6 along an annular shape, an external thread which is matched with the vertical threaded hole 7 is arranged at the lower end of the T-shaped piston rod 1, the lower end of the T-shaped piston rod 1 penetrates through the round hole 2 to be in threaded connection with the vertical threaded hole 7, and the fixing screw rod 3 is in threaded connection with the horizontal threaded hole 4-1. The pressing handle 4 is cylindrical.

The soil animal quantitative sampling device comprises the following use steps:

step one, installing a quantitative ring 10: a quantitative ring 10 is arranged in the sampling cylinder 6 from the lower end of the sampling cylinder 6, the position of a piston 8 is adjusted by a T-shaped piston rod 1, so that the upper edge of the quantitative ring 10 is tightly attached to the piston 8, the lower edge of the quantitative ring 10 is flush with the lower end of the sampling cylinder 6, and a fixing screw rod 3 is tightly pressed against the position of the T-shaped piston rod 1;

step two, soil-entering sampling: after the assembly is finished, the pressing handle 4 is held by two hands to vertically press the sampling cylinder 6 into the sampling area, the sampling cylinder 6 is pulled out of the soil after penetrating into the soil by 10-15 cm, the scraping blade 15 is used for scraping the soil at the lower edge of the sampling cylinder 6, the fixing screw rod 3 is unscrewed, and the T-shaped piston rod 1 is pushed to push the quantitative ring 10 out of the sampling cylinder 6;

step three, packaging the soil column: after the quantitative ring 10 is pushed out by 1cm, the lower sample cover 12 is buckled at the lower end of the quantitative ring 10, then the T-shaped piston rod 1 is continuously pushed, after the whole quantitative ring 10 is pushed out from the sampling cylinder 6, the upper sample cover 11 is buckled on the quantitative ring 10, and the label attached to the packaged soil column is placed in the circular groove 13 on the sample disc 14.

In the second step, the sampling cylinder 6 is deeply buried into the soil by 12 cm.

The specific parameters are as follows: the pressing handle 4 is cylindrical, and has an outer diameter of 30mm, an inner diameter of 26mm and a length of 300 mm; the diameter of the round hole 2 is 10 mm; the diameter of the horizontal threaded hole (4-1) is 10 mm; the supporting plate 5 is 50mm high, 20mm wide and 5mm thick; the diameter of a bolt part of the fixing screw rod 3 is 10mm, the length of the bolt part is 20mm, and the diameter of a handle part of the fixing screw rod 3 is 10mm, and the length of the handle part is 50 mm; the sampling cylinder 6 has the inner diameter of 61mm, the outer diameter of 63mm and the height of 250 mm; the outer diameter of the handle part of the T-shaped piston rod 1 is 20mm, the inner diameter is 16mm, the length is 200mm, and the diameter of the rod part of the T-shaped piston rod 1 is 10mm, and the length is 320 mm; the diameter of the piston 8 is 60mm, and the thickness is 20 mm; the diameter of a vertical threaded hole 7 in the piston 8 is 10mm, and the depth of the vertical threaded hole is 15 mm; the outer diameter of the quantitative ring 10 is 61mm, the inner diameter is 60mm, and the height is 100 mm; the inner diameters of the upper sample cover 11 and the lower sample cover 12 are both 61mm, the outer diameters thereof are both 62mm, and the depths thereof are both 10 mm; the sample plate 14 is 490mm long, 380mm wide and 110mm high; the diameter of the circular groove 13 is 64mm, the depth of the circular groove 13 is 100mm, and 12 circular grooves 13 are uniformly distributed on the sample plate 14; the wiper blade 15 was 10mm long, 10mm wide and 0.5mm thick.

Claims (2)

1. The utility model provides a soil animal ration sampling device which characterized in that: the device comprises a T-shaped piston rod (1), a fixing screw rod (3), a pressing handle (4), support plates (5), a sampling cylinder (6), a piston (8) and a quantitative ring (10), wherein the pressing handle (4) is arranged above the sampling cylinder (6), the two support plates (5) are positioned between the pressing handle (4) and the sampling cylinder (6), the two support plates (5) are symmetrically arranged at two sides of the sampling cylinder (6), the upper end of each support plate (5) is welded with the pressing handle (4), the lower end of each support plate (5) is welded with the sampling cylinder (6), a circular hole (2) which penetrates through the center of the pressing handle (4) up and down is arranged on the pressing handle (4), a horizontal threaded hole (4-1) which is vertical to and communicated with the circular hole (2) is arranged on the pressing handle (4), the piston (8) and the quantitative ring (10) are arranged in the sampling cylinder (6) up and down, a vertical threaded hole (7) is arranged at the center of the upper end of the piston (8), the lower end of the sampling cylinder (6) is provided with sharp blades (9) along the annular shape, the lower end of the T-shaped piston rod (1) is provided with external threads matched with the vertical threaded hole (7), the lower end of the T-shaped piston rod (1) penetrates through the round hole (2) to be in threaded connection with the vertical threaded hole (7), and the fixing screw rod (3) is in threaded connection with the horizontal threaded hole (4-1).

2. The soil animal quantitative sampling device of claim 1, wherein: the pressing handle (4) is cylindrical.

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