Deep soil sample preparation instrument with shearing function

Abstract

The utility model relates to the technical field of deep soil samples, and discloses a deep soil sample preparation instrument with a shearing function, which comprises a mounting support seat, a sliding support seat and a shearing component, and is characterized in that a connecting and fixing plate for mounting and fixing the mounting support seat is arranged at the bottom of the mounting support seat; a recording and detecting meter for shear measurement is arranged at the top of the mounting supporting seat, a mounting connecting box for limiting a deep soil sample is arranged at the top of the mounting supporting seat, and the sliding supporting seat is connected into the mounting supporting seat in a sliding manner. A second air pump is arranged to drive a sealing pushing block on a second telescopic rod to extrude a soil sample so as to realize forming, so that the stability is provided for subsequent shearing, the sample is prevented from being polluted by the external environment, the property of the sample is ensured, the accuracy of a shearing test is ensured, and the uniform stress of the device during pressing is ensured; the uniformity of local compactness is guaranteed, repeated hammering forming is not needed, and fatigue of experimenters is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to deep soil sample technology field especially deep soil sample preparation instrument with shearing function. BACKGROUND

[0002] Deep soil sample refers to the soil sample obtained from the deep underground, which is usually used to study the physical, chemical, biological and radioactive properties of soil. These samples are of great significance in understanding soil structure, composition, pollution status and groundwater quality. Deep soil sample preparation instrument is a professional soil analysis instrument, mainly used for rapid and effective preparation of deep soil samples. Its purpose is to improve the efficiency and accuracy of deep soil analysis. Deep soil has important research value in the fields of geological research, agricultural soil evaluation and environmental monitoring. Deep soil sample preparation instrument can provide standardized and high-quality samples for subsequent analysis of deep soil. In order to ensure the diversity of detection, deep soil sample preparation instrument with shearing function is needed.

[0003] In the prior art, when the device is in use, the sample is easily contaminated by the external environment, such as dust and impurities, during the manual operation of the staff during shearing. These contaminants may affect the properties of the sample, thereby affecting the accuracy of the shearing test. It is difficult to ensure uniform force during manual hitting or compaction, especially when dealing with coarse-grained soil or bentonite. Poor particle grading can cause local density differences. For example, bentonite is extremely fine and fluffy in dry state, and manual compaction is difficult to achieve the target dry density. Large-size soil sample preparation requires repeated hitting, which is time-consuming and labor-intensive. When the soil sample size is large in a medium-sized direct shear instrument, manual operation can easily cause fatigue of the experimental personnel, and the single sample preparation time is much longer than that of automatic equipment. Therefore, deep soil sample preparation instrument with shearing function is needed to solve the above problems. SUMMARY

[0004] In order to overcome the problem that deep soil sample preparation instrument needs manual compaction, which affects the accuracy of shearing test and makes it difficult to achieve effective experimental results, and consumes a large amount of labor time and labor.

[0005] The technical scheme of the utility model is as follows: deep soil sample preparation instrument with shearing function, including installation support seat, also including sliding support seat and shearing assembly, the bottom of installation support seat is provided with connecting fixed plate for installing and fixing installation support seat, the top of installation support seat is provided with recording detection table for shearing measurement, the top of installation support seat is provided with installation connection box for limiting deep soil sample, sliding support seat is slidingly connected in the inside of installation support seat, the top of sliding support seat is provided with second air pump, the bottom of second air pump is fixedly connected with second telescopic rod, second telescopic rod is provided with sealing push block for flattening soil sample.

[0006] Preferably, the mounting support seat is provided with a sliding groove at a position corresponding to the sliding support seat, and the sliding support seat is slidingly connected to the inside of the mounting support seat.

[0007] Preferably, the sealing push block is the same size as the soil sample container, and the sealing push block is movable inside the sample container.

[0008] Preferably, the mounting support seat is provided with a driving motor at the bottom, the output end of the driving motor is fixedly connected with a rotating threaded rod, the rotating threaded rod is rotatably connected to the inside of the mounting support seat, a fixed limiting rod is arranged on the mounting support seat, a sliding threaded block is threadedly connected to the rotating threaded rod, the sliding threaded block is slidingly connected to the fixed limiting rod, and the sliding threaded block is fixedly connected to the bottom of the sliding support seat.

[0009] Preferably, the fixed limiting rod is provided with two, and the two fixed limiting rods are symmetrically arranged in the inside of the mounting support seat.

[0010] Preferably, the shearing assembly comprises a limiting adjusting column, the limiting adjusting column is arranged at the top of the mounting support seat, a fixed limiting seat is fixedly connected to the right side of the limiting adjusting column, a limiting mounting ring is arranged in the inside of the fixed limiting seat, a pulling adjusting seat is arranged outside the limiting mounting ring, a pull rope is arranged between the pulling adjusting seat and the fixed limiting seat, a first shearing block is arranged in the inside of the mounting connecting box, the mounting support seat is provided with a first air pump, a second shearing block is slidingly connected in the inside of the mounting connecting box, a first telescopic rod is arranged between the second shearing block and the mounting support seat, a first fixed rod is fixedly connected between the mounting connecting box and the mounting support seat, and the first fixed rod is arranged in the inside of the second shearing block.

[0011] Preferably, the first fixed rod is provided with two, and the two first fixed rods are symmetrically fixedly connected between the mounting connecting box and the mounting support seat.

[0012] The utility model discloses the beneficial effect:

[0013] 1. Compared with the soil sample preparation instrument prepared by artificial compaction, the sealing push block on the second telescopic rod is driven by the second air pump to extrude the soil sample to realize molding, which provides stability for subsequent shearing, prevents the sample from being polluted by the external environment, guarantees the nature of the sample, guarantees the accuracy of the shearing test, guarantees that the device is uniformly stressed when compacting, guarantees the uniformity of local compactness, does not need to repeatedly beat into shape, prevents the fatigue of the experimenter, thereby effectively preventing the deep soil sample preparation instrument from affecting the accuracy of the shearing test due to artificial compaction, making it difficult to achieve effective experimental effect, consuming a large amount of labor time and labor.

[0014] 2. By setting the first air pump drive first telescopic rod pull second shear block in the first fixed rod limit make its second shear block in the installation connection box inside slide, realize to the soil sample effective and uniform shear, guarantee the precision after shear detection, bring the convenience for the experiment molding, satisfy the realization personnel's need, improve the shear experiment efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is appearance structure schematic diagram of the utility model;

[0016] Figure 2 It is appearance front structure schematic diagram of the utility model;

[0017] Figure 3 It is appearance local structure schematic diagram of the utility model;

[0018] Figure 4 It is installation support seat bottom structure schematic diagram of the utility model;

[0019] Figure 5 It is installation support seat top structure schematic diagram of the utility model.

[0020] Figure legend explanation: 1, installation support seat; 2, connecting fixed plate; 3, record detection table; 4, installation connection box; 801, limit adjusting column; 802, fixed limit seat; 803, limit installation ring; 804, pull adjusting seat; 805, pull rope; 806, first shear block; 807, first air pump; 808, first telescopic rod; 809, first fixed rod; 810, second shear block; 901, drive motor; 902, rotating screw rod; 903, fixed limit rod; 904, sliding screw block; 905, sliding support seat; 906, second air pump; 907, second telescopic rod; 908, sealing push block. DETAILED DESCRIPTION

[0021] The utility model will be further explained in connection with the drawings and examples.

[0022] Please refer to Figure 1 - Figure 5The utility model provides a kind of embodiment: deep soil sample preparation instrument with shearing function, including installation support seat 1, still including sliding support seat 905 and shearing assembly, the bottom of installation support seat 1 is provided with the connecting fixed plate 2 of installation support seat 1 installation fixation, the top of installation support seat 1 is provided with the record detection table 3 of shearing measurement, the top of installation support seat 1 is provided with the installation connecting box 4 of deep soil sample limit, sliding support seat 905 is slidably connected in the inside of installation support seat 1, the top of sliding support seat 905 is provided with second air pump 906, the bottom of second air pump 906 is fixedly connected with second telescopic link 907, second telescopic link 907 is provided with sealing push block 908 to soil sample flattening, after sliding support seat 905 in installation support seat 1 inside is slid to suitable position by being set, second telescopic link 907 is pushed sealing push block 908 by being set second air pump 906, and the soil sample in the inside of shearing assembly is extruded into shape.

[0023] Please refer to Figure 4 - Figure 5 In the embodiment, installation support seat 1 is provided with a sliding groove at the corresponding position of sliding support seat 905, and sliding support seat 905 is slidably connected in the inside of installation support seat 1. The sliding groove is formed in the inside of installation support seat 1 at the position corresponding to sliding support seat 905, so that sliding support seat 905 is limited when sliding in the sliding groove. The size of sealing push block 908 is consistent with the size of the soil sample container, and sealing push block 908 moves in the inside of the sample container. The soil sample can be compacted by sealing push block 908. The bottom of installation support seat 1 is provided with a driving motor 901, the output end of driving motor 901 is fixedly connected with a rotating threaded rod 902, the rotating threaded rod 902 is rotatably connected in the inside of installation support seat 1, installation support seat 1 is provided with a fixed limiting rod 903, the rotating threaded rod 902 is threadedly connected with a sliding threaded block 904, the sliding threaded block 904 is slidably connected on the fixed limiting rod 903, the sliding threaded block 904 is fixedly connected to the bottom of sliding support seat 905. The rotating threaded rod 902 is driven to rotate in the inside of installation support seat 1 by the driving motor 901. The sliding threaded block 904 is driven to slide in the inside of installation support seat 1 under the limitation of the fixed limiting rod 903 under the condition that the rotating threaded rod 902 is threadedly connected with the sliding threaded block 904. The fixed limiting rod 903 is provided with two, and the two fixed limiting rods 903 are symmetrically arranged in the inside of installation support seat 1. The sliding threaded block 904 is more stable when sliding by arranging two fixed limiting rods 903.

[0024] Please refer to Figure 2 - Figure 3In the embodiment, the shearing assembly comprises a limiting adjustment column 801 arranged at the top of the mounting support base 1, a fixed limiting seat 802 fixedly connected to the right side of the limiting adjustment column 801, a limiting installation ring 803 arranged in the interior of the fixed limiting seat 802, a pulling adjustment seat 804 arranged outside the limiting installation ring 803, a pull rope 805 arranged between the pulling adjustment seat 804 and the fixed limiting seat 802, a first shearing block 806 arranged in the interior of the installation connecting box 4, a first air pump 807 arranged on the mounting support base 1, a second shearing block 810 slidably connected to the interior of the installation connecting box 4, a first telescopic rod 808 arranged between the second shearing block 810 and the mounting support base 1, a first fixed rod 809 fixedly connected between the installation connecting box 4 and the mounting support base 1, the first fixed rod 809 being arranged in the interior of the second shearing block 810, the first telescopic rod 808 driven by the first air pump 807 to push the second shearing block 810 to slide in the interior of the installation connecting box 4 under the limitation of the first fixed rod 809, so that the first shearing block 806 cooperates with the second shearing block 810 to shear, the first shearing block 806 on the pulling adjustment seat 804 is pulled by the pull rope 805 to be detected, the detection and recording are performed by the recording detection table 3, and the first fixed rod 809 is arranged in two and symmetrically fixedly connected between the installation connecting box 4 and the mounting support base 1, so that the second shearing block 810 slides in the interior of the installation connecting box 4 more stably.

[0025] When working, the driving motor 901 drives the rotating threaded rod 902 to rotate in the interior of the mounting support base 1 when compacting, the sliding threaded block 904 is driven to slide in the interior of the mounting support base 1 under the limitation of the fixed limiting rod 903 under the condition that the rotating threaded rod 902 is threadedly connected with the sliding threaded block 904, the second telescopic rod 907 is driven by the second air pump 906 to push the sealing push block 908 to extrude and form the soil sample in the interior of the shearing assembly after the sliding support base 905 is arranged to slide to the appropriate position in the interior of the mounting support base 1, the second shearing block 810 is driven by the first telescopic rod 808 to slide in the interior of the installation connecting box 4 under the limitation of the first fixed rod 809 when shearing detection is performed, so that the first shearing block 806 cooperates with the second shearing block 810 to shear, the first shearing block 806 on the pulling adjustment seat 804 is pulled by the pull rope 805 to be detected, and the detection and recording are performed by the recording detection table 3.

[0026] Through the above steps, the soil sample is extruded and formed by the sealing push block 908 on the second telescopic rod 907 driven by the second air pump 906 arranged, which provides stability for subsequent shearing, so as to solve the problems that the soil sample preparation instrument needs manual compaction, which affects the accuracy of the shearing test, it is difficult to achieve effective experimental effect, and a large amount of labor time and labor is consumed.

Claims

1. A deep soil sample preparation instrument with shearing function, comprising a mounting support seat (1), characterized in that: Also include sliding support seat (905) and shearing assembly, the bottom of the installation support seat (1) is provided with a connecting fixed plate (2) for fixing the installation of the installation support seat (1), the top of the installation support seat (1) is provided with a recording detection table (3) for shearing measurement, the top of the installation support seat (1) is provided with an installation connecting box (4) for limiting the deep soil sample, the sliding support seat (905) is slidingly connected in the inside of the installation support seat (1), the top of the sliding support seat (905) is provided with a second air pump (906), the bottom of the second air pump (906) is fixedly connected with a second telescopic rod (907), the second telescopic rod (907) is provided with a sealing push block (908) for flattening the soil sample.

2. The deep soil sample preparation apparatus with shearing function according to claim 1, characterized in that: The installation support seat (1) is provided with a sliding groove at the corresponding position of the sliding support seat (905), and the sliding support seat (905) is slidingly connected in the inside of the installation support seat (1).

3. The deep soil sample preparation apparatus with shearing function according to claim 1, characterized in that: The size of the sealing push block (908) is consistent with the size of the soil sample container, and the sealing push block (908) is movable in the inside of the sample container.

4. The deep soil sample preparation apparatus with shearing function according to claim 1, characterized in that: The bottom of the installation support seat (1) is provided with a driving motor (901), the output end of the driving motor (901) is fixedly connected with a rotating threaded rod (902), the rotating threaded rod (902) is rotatably connected in the inside of the installation support seat (1), the installation support seat (1) is provided with a fixed limiting rod (903), the rotating threaded rod (902) is threadedly connected with a sliding threaded block (904), the sliding threaded block (904) is slidingly connected on the fixed limiting rod (903), and the sliding threaded block (904) is fixedly connected at the bottom of the sliding support seat (905).

5. The deep soil sample preparation apparatus with shearing function according to claim 4, characterized in that: The fixed limiting rod (903) is provided with two, and the two fixed limiting rods (903) are symmetrically arranged in the inside of the installation support seat (1).

6. The deep soil sample preparation apparatus with shearing function according to claim 1, characterized in that: The shearing assembly comprises a limiting adjusting column (801), the limiting adjusting column (801) is arranged at the top of the installation support seat (1), the right side of the limiting adjusting column (801) is fixedly connected with a fixed limiting seat (802), the inside of the fixed limiting seat (802) is provided with a limiting mounting ring (803), the outside of the limiting mounting ring (803) is provided with a pulling adjusting seat (804), the pulling adjusting seat (804) and the fixed limiting seat (802) are provided with a pull rope (805), the inside of the installation connecting box (4) is provided with a first shearing block (806), the installation support seat (1) is provided with a first air pump (807), the inside of the installation connecting box (4) is slidingly connected with a second shearing block (810), the second shearing block (810) and the installation support seat (1) are provided with a first telescopic rod (808), the installation connecting box (4) and the installation support seat (1) are fixedly connected with a first fixed rod (809), and the first fixed rod (809) is arranged in the inside of the second shearing block (810).

7. The deep soil sample preparation apparatus with shearing function according to claim 6, characterized in that: The first fixed rod (809) is provided with two, and the two first fixed rods (809) are symmetrically fixedly connected between the installation connecting box (4) and the installation support seat (1).

Images