Sampler for soil matrix analysis

Abstract

The utility model relates to the technical field of soil matrix analysis, and discloses a sampler for soil matrix analysis, which comprises a support frame, a propelling mechanism is mounted on the support frame, a clamping mechanism is mounted on the propelling mechanism, the clamping mechanism is used for fixing a sampling mechanism, a sampling mechanism is mounted on the clamping mechanism, and the clamping mechanism is used for clamping the sampling mechanism. The sampling mechanism is used for sampling soil; the propelling mechanism comprises a driving motor, the output end of the driving motor is fixedly connected with a driving belt wheel, the driving belt wheel is connected with a driven belt wheel through a transmission belt, the lower end of the driven belt wheel is fixedly connected with a lifting lead screw, and the lifting lead screw is in threaded connection with a lifting frame. According to the utility model, through the transmission of the driving motor, the lifting frame on the lifting screw rod is finally driven to slide, so that the sampling tube is automatically inserted into the soil, the manpower and time cost required by the traditional manual insertion of the sampling tube is greatly reduced, and the labor intensity of workers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to soil matrix analysis technical field especially relates to a sampler for soil matrix analysis. BACKGROUND

[0002] Soil matrix analysis sampling is an important link in soil science, aims at obtaining representative soil samples for subsequent analysis, needs to follow the principles of "random", "equal" and "multi-point mixing" when sampling, ensures that the sample has extensive representativeness, after sampling, needs to record the information of sampling point in detail, and properly preserves the sample for analysis use, through soil matrix analysis sampling, can deeply understand the physical, chemical and biological characteristics of soil, provides scientific basis for soil management and utilization.

[0003] The utility model discloses a soil analysis sampler, the utility model discloses a soil analysis sampler, including blade system, soil storage cylinder system, connecting rod system and power rotation system, one end of soil storage cylinder system is connected with blade system, the other end is connected with connecting rod system and is provided with the plug, soil storage cylinder system includes outer cylinder and inner cylinder, and the inner and outer cylinder are detachably fixed on the plug, and the inner cylinder is combined by a plurality of half widths, and the power rotation system is connected with the connecting rod system, and provides the rotating power for the sampler. The connecting rod system of the utility model adopts sleeve and positioning pin cooperation, so that the device can be assembled according to the needs, and the disassembly and carrying are convenient, and only a few seconds can complete the installation;The half-width detachable inner cylinder structure can realize fast, simple and efficient unloading work;The spiral-shaped blade makes the soil storage extraction process more convenient and efficient. The utility model has reasonable structure, and is convenient to use, and the soil taking effect is good, can save time for users, and is suitable for being widely applied in soil exploration and surveying field.

[0004] However, the sampling mode of the original sampler has many disadvantages, such as high labor cost, and it is difficult to ensure the stability and verticality of the sampling tube during the sampling process, which easily leads to sampling depth error and affects the accuracy of the analysis result, in addition, manual sampling also cannot realize accurate stratified sampling of soil samples at different depths, which brings inconvenience to subsequent detection and analysis work. UTILITY MODEL CONTENTS

[0005] The utility model discloses a sampler for soil matrix analysis that aims at solving the shortcomings in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a sampler for soil matrix analysis, including support frame, install the propelling mechanism on the support frame, install the clamping mechanism on the propelling mechanism, the clamping mechanism is used for fixed sampling mechanism, install the sampling mechanism on the clamping mechanism, and the sampling mechanism is used for soil sampling;

[0007] The advancing mechanism comprises a driving motor, the output end of the driving motor is fixedly connected with a driving pulley, the driving pulley is connected with a driven pulley through a transmission belt, the lower end of the driven pulley is fixedly connected with a lifting lead screw, and a lifting frame is threadedly connected on the lifting lead screw.

[0008] As a further description of the above technical scheme, the clamping mechanism comprises a connecting seat and a fixed block, the connecting seat and the fixed block are fixedly connected on the lifting frame, the fixed block is fixedly connected with a gas cylinder, the output end of the gas cylinder is fixedly connected with a movable clamping block, and the fixed block is fixedly connected with a fixed clamping block.

[0009] As a further description of the above technical scheme, the sampling mechanism comprises a first sampling pipe, the first sampling pipe is threadedly connected with an external threaded connecting pipe, the lower end of the external threaded connecting pipe is fixedly connected with a second sampling pipe, the second sampling pipe is provided with a plurality of groups, and the lower end of the second sampling pipe at the bottom end is fixedly connected with an arc-shaped connecting pipe.

[0010] As a further description of the above technical scheme, the supporting frame is provided with a fixing mechanism, the fixing mechanism comprises a connecting rod fixedly connected on the supporting frame, the connecting rod is fixedly connected with a fixed plate, and a fixed pin is slidably arranged in the fixed plate.

[0011] As a further description of the above technical scheme, the driven pulley is provided with two, the driven pulleys are equidistantly arranged on the two sides of the driving pulley, the radii of the two driven pulleys are all smaller than the radius of the driving pulley, and the lower ends of the two driven pulleys are all rotationally connected with the lifting lead screws corresponding to the supporting frame.

[0012] As a further description of the above technical scheme, the fixed clamping block and the movable clamping block are completely same in size and shape, and the fixed clamping block and the movable clamping block are symmetrically arranged.

[0013] As a further description of the above technical scheme, the first sampling pipe, the second sampling pipe and the external threaded connecting pipe are all arranged in penetration.

[0014] The utility model has the advantages of the following beneficial effects:

[0015] 1、The utility model discloses, through the transmission of driving motor, finally drive the lifting frame on lifting lead screw sliding, realized the automatic insertion of sampling pipe in soil, greatly reduced the manpower and time cost required by traditional manual insertion sampling pipe, alleviated the labor intensity of staff.

[0016] 2、The utility model discloses, through the movable clamping block and fixed clamping block of gas cylinder drive sampling pipe fixed, avoided the depth error problem caused by sampling pipe inclination in the sampling process, ensured that sampling can reach the predetermined soil layer, thereby improved the precision of soil sampling.

[0017] 3、The utility model discloses a one sampling pipe and two sampling pipes are separated, make sampling soil can keep the clear-cut level, and the staff is convenient to the soil sample of different depth carries out independent detection analysis.

[0018] 4、The utility model discloses a fixed pin is inserted into the soil, avoids the support frame collapse in the sampling process, and adds the burden for the soil matrix analysis sampling work. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is a kind of soil matrix analysis and is shown in the stereoscopic structure diagram of sampler proposed in the utility model;

[0020] Fig. 2 It is a kind of soil matrix analysis and is shown in the top view of sampler proposed in the utility model;

[0021] Fig. 3 It is a kind of soil matrix analysis and is shown in the partial structure explosion chart of sampler proposed in the utility model.

[0022] LEGEND:

[0023] 1, support frame;2, push mechanism;21, drive motor;22, driving pulley;23, transmission belt;24, driven pulley;25, lifting lead screw;26, lifting frame;3, clamping mechanism;31, connecting seat;32, fixed clamping block;33, fixed block;34, air cylinder;35, movable clamping block;4, sampling mechanism;41, one sampling pipe;42, two sampling pipes;43, external thread connecting pipe;44, arc connecting pipe;5, fixed mechanism;51, connecting rod;52, fixed plate;53, fixed pin. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] Embodiment 1

[0026] Referring to Figs. 1-3 As shown in the figure, a kind of sampler for soil matrix analysis, including support frame 1, support frame 1 is installed with push mechanism 2, push mechanism 2 is installed clamping mechanism 3, clamping mechanism 3 is used to fixed sampling mechanism 4, clamping mechanism 3 is installed with sampling mechanism 4, sampling mechanism 4 is used for soil sampling;

[0027] The advancing mechanism 2 comprises a driving motor 21, the output end of the driving motor 21 is fixedly connected with a driving pulley 22, the driving pulley 22 is connected with a driven pulley 24 through a transmission belt 23, the lower end of the driven pulley 24 is fixedly connected with a lifting lead screw 25, the lifting lead screw 25 is threadedly connected with a lifting frame 26, through the transmission of the driving motor 21, the lifting frame 26 on the lifting lead screw 25 is finally driven to slide, the automatic insertion of the sampling tube into the soil is realized, the manpower and time cost required by the traditional manual insertion of the sampling tube are greatly reduced, and the labor intensity of the staff is reduced.

[0028] The driven pulley 24 is provided with two, the driven pulleys 24 are equidistantly arranged on the two sides of the driving pulley 22, and the radii of the two driven pulleys 24 are smaller than the radius of the driving pulley 22, and the lifting lead screws 25 corresponding to the lower ends of the two driven pulleys 24 are rotatably connected with the support frame 1.

[0029] Embodiment 2

[0030] On the basis of embodiment 1, the clamping mechanism 3 comprises a connecting seat 31 and a fixed block 33, the connecting seat 31 and the fixed block 33 are fixedly connected on the lifting frame 26, the fixed block 33 is fixedly connected with a cylinder 34, the output end of the cylinder 34 is fixedly connected with a movable clamping block 35, the fixed block 33 is fixedly connected with a fixed clamping block 32, the movable clamping block 35 driven by the cylinder 34 is fixed with the fixed clamping block 32, the depth error caused by the inclination of the sampling tube in the sampling process is avoided, the sampling can reach the predetermined soil layer, and the precision of the soil sampling is improved.

[0031] The fixed clamping block 32 and the movable clamping block 35 are completely the same in size and shape, and the fixed clamping block 32 and the movable clamping block 35 are symmetrically arranged, and the fixed clamping block 32 and the movable clamping block 35 are the same in shape and size, so that the clamping of the No. 1 sampling tube 41 is more stable.

[0032] Embodiment 3

[0033] On the basis of embodiment 1, the sampling mechanism 4 comprises a No. 1 sampling tube 41, the No. 1 sampling tube 41 is threadedly connected with an external thread connecting pipe 43, the lower end of the external thread connecting pipe 43 is fixedly connected with a No. 2 sampling tube 42, and the No. 2 sampling tube 42 is provided with a plurality of groups, the lower end of the bottommost No. 2 sampling tube 42 is fixedly connected with an arc-shaped connecting pipe 44, the arc-shaped connecting pipe 44 can be better inserted into the soil, the No. 1 sampling tube 41 and the No. 2 sampling tube 42 are separated, so that the sampled soil can keep clear layers, and the staff can independently detect and analyze the soil samples at different depths.

[0034] The No. 1 sampling tube 41, the No. 2 sampling tube 42 and the external thread connecting pipe 43 are all provided in a penetrating manner.

[0035] Embodiment 4

[0036] On the basis of embodiment 1, the support frame 1 is provided with a fixing mechanism 5, the fixing mechanism 5 comprises a connecting rod 51 fixedly connected to the support frame 1, the connecting rod 51 is fixedly connected with a fixing plate 52, and a fixing pin 53 is slidably arranged in the fixing plate 52, by inserting the fixing pin 53 into the soil, the support frame 1 is prevented from falling during sampling, and the burden of soil matrix analysis sampling work is increased.

[0037] Working principle: first, the staff places the first sampling pipe 41 between the fixed clamp block 32 and the movable clamp block 35, drives the movable clamp block 35 to move towards the fixed clamp block 32 through the starting cylinder 34, and clamps and fixes the first sampling pipe 41 between the fixed clamp block 32 and the movable clamp block 35, thus, by fixing the first sampling pipe 41, the problem that the first sampling pipe 41 is inclined during sampling and cannot reach the predetermined depth for soil sampling is avoided.

[0038] Then, the driving motor 21 is started to drive the driving pulley 22 to rotate, the driving pulley 22 drives the transmission belt 23 to rotate, and then drives the driven pulley 24 to rotate, the driven pulley 24 drives the lifting lead screw 25 to rotate, the lifting lead screw 25 drives the lifting frame 26 to move downwards, and the lifting frame 26 drives the arc-shaped connecting pipe 44, the second sampling pipe 42 and the first sampling pipe 41 on it to be inserted into the soil in sequence through the clamping mechanism 3, and the sampled soil enters the inside of the second sampling pipe 42 and the first sampling pipe 41 from the arc-shaped connecting pipe 44, thus, the automatic sampling is completed, the original manual insertion of the sampling pipe is changed, and the workload is reduced and the work efficiency is improved.

[0039] Then, the first sampling pipe 41 and the second sampling pipe 42 can be separated by rotating, so as to take out the sampling soil in the inside, and the sampled soil is clear in layers, which is convenient for the staff to detect and analyze the soil samples at different depths.

[0040] Finally, the fixing pin 53 is inserted into the soil, which is conducive to improving the stability of the sampler, preventing the support frame 1 from falling during sampling, and making the soil sampling work more complicated.

[0041] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A sampler for soil substrate analysis comprising a support frame (1) characterised in that: The support frame (1) is provided with a propelling mechanism (2), the propelling mechanism (2) is provided with a clamping mechanism (3), the clamping mechanism (3) is used for fixing a sampling mechanism (4), the clamping mechanism (3) is provided with the sampling mechanism (4), and the sampling mechanism (4) is used for soil sampling. The propelling mechanism (2) comprises a driving motor (21), the output end of the driving motor (21) is fixedly connected with a driving pulley (22), the driving pulley (22) is connected with a driven pulley (24) through a transmission belt (23), the lower end of the driven pulley (24) is fixedly connected with a lifting lead screw (25), and the lifting lead screw (25) is threadedly connected with a lifting frame (26).

2. A soil matrix analysis sampler according to claim 1, characterised in that: The clamping mechanism (3) comprises a connecting seat (31) and a fixed block (33), the connecting seat (31) and the fixed block (33) are fixedly connected to the lifting frame (26), the fixed block (33) is fixedly connected with a gas cylinder (34), the output end of the gas cylinder (34) is fixedly connected with a movable clamping block (35), and the fixed block (33) is fixedly connected with a fixed clamping block (32).

3. A soil matrix analysis sampler according to claim 1, wherein: The sampling mechanism (4) comprises a first sampling pipe (41), the first sampling pipe (41) is threadedly connected with an outer threaded connecting pipe (43), the lower end of the outer threaded connecting pipe (43) is fixedly connected with a second sampling pipe (42), and the second sampling pipe (42) is provided with a plurality of groups, the lower end of the second sampling pipe (42) at the bottom end is fixedly connected with an arc-shaped connecting pipe (44).

4. The soil matrix analysis sampler of claim 1, wherein: The support frame (1) is provided with a fixing mechanism (5), the fixing mechanism (5) comprises a connecting rod (51) fixedly connected to the support frame (1), the connecting rod (51) is fixedly connected with a fixed plate (52), and the fixed plate (52) is internally provided with a fixed pin (53) in sliding mode.

5. The soil matrix analysis sampler of claim 1, wherein: The driven pulleys (24) are provided in two, the driven pulleys (24) are equidistantly arranged on the two sides of the driving pulley (22), the radii of the two driven pulleys (24) are smaller than the radius of the driving pulley (22), and the lower ends of the two driven pulleys (24) correspond to the lifting lead screws (25) which are rotatably connected to the support frame (1).

6. A soil matrix analysis sampler according to claim 2, wherein: The fixed clamping block (32) and the movable clamping block (35) are completely same in size and shape, and the fixed clamping block (32) and the movable clamping block (35) are symmetrically arranged.

7. A soil matrix analysis sampler according to claim 3, wherein: The first sampling pipe (41), the second sampling pipe (42) and the outer threaded connecting pipe (43) are all provided in a penetrating mode.

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