Soil sampling device

Abstract

The utility model provides a soil sampling device which comprises a sampling cylinder, a connecting rod slidably connected with the sampling cylinder is arranged at the upper end of the sampling cylinder, the lower portion of the connecting rod or the upper portion of the connecting rod can be detachably and fixedly connected with the upper end of the sampling cylinder, a vertical rod is detachably connected to the upper end of the connecting rod, and a handle is detachably and fixedly connected to the upper end of the vertical rod. The vertical rod is composed of a plurality of short rods which are detachably connected end to end, and the short rods and the handle can be inserted into the sampling cylinder from the upper end of the sampling cylinder and locked. The vertical rod, the short rod and the handle can be all stored in the sampling barrel, the overall length is effectively shortened, carrying is convenient, and after the vertical rod, the short rod and the handle are fixed in the sampling barrel, the vertical rod, the short rod or the handle can be prevented from being lost.

Description

TECHNICAL FIELD

[0001] The present application relates to soil sampling technology, in particular to a soil sampling device. BACKGROUND

[0002] After long-term stacking of waste rocks in the mine dump, the waste rocks will have different degrees of influence on the surrounding atmosphere, surface water, groundwater, soil and other environments, and thus it is necessary to regularly investigate the environmental conditions around the dump to master the influence of the dump on the environment and find the existing or potential environmental risks.

[0003] In the process of soil environment research, generally, the soil sampling device is used to collect the surface soil around the dump, and then the soil sample is detected and analyzed. At present, a commonly used soil sampling device includes a sampling cylinder, an upright rod fixed to the upper end of the sampling cylinder, and a handle fixed to the upper end of the upright rod. In use, the sampling cylinder is erected on the soil, and then the handle is gripped to press the sampling cylinder into the soil, and finally the sampling cylinder is pulled out of the soil to complete the sampling work of the soil.

[0004] However, the existing sampling cylinder, upright rod and handle are welded as an integral structure, and the upright rod has a certain length, which leads to a long overall length of the soil sampling device, and the soil sampling device is inconvenient to carry. CONTENT OF THE INVENTION

[0005] The present application provides a soil sampling device to solve the problem of the long overall length of the existing soil sampling device, which is inconvenient to carry.

[0006] The present application provides a soil sampling device, which includes a sampling cylinder, an upper end of the sampling cylinder is provided with a connecting rod in sliding connection therewith, and a lower part of the connecting rod or an upper part of the connecting rod can be detachably fixedly connected with the upper end of the sampling cylinder.

[0007] An upper end of the connecting rod is detachably connected with an upright rod, an upper end of the upright rod is detachably fixedly connected with a handle, and the upright rod is composed of a plurality of short rods in detachable connection.

[0008] The short rods and the handle can be inserted into the sampling cylinder from the upper end of the sampling cylinder and locked.

[0009] Optionally, a sleeve in sliding connection with the connecting rod is sleeved on the connecting rod, and the sleeve penetrates the upper end of the sampling cylinder and is fixedly connected with the upper end of the sampling cylinder.

[0010] The sleeve can be detachably fixedly connected with the lower part or the upper part of the connecting rod through a fixing structure.

[0011] Optionally, the lower part and the upper part of the connecting rod are both provided with through holes distributed along the radial direction thereof.

[0012] The fixing structure is composed of two symmetrically distributed limiting bolts, the limiting bolts are in threaded connection with the sleeve, and the two limiting bolts can be screwed into any one of the through holes at the same time.

[0013] Optionally, the adjacent two short rods are detachably fixed and connected through a threaded structure, the short rod at the lowermost position of the vertical rod is detachably fixed and connected with the upper end of the connecting rod through a threaded structure, and the short rod at the uppermost position of the vertical rod is detachably fixed and connected with the middle position of the handle through a threaded structure.

[0014] Optionally, the inside of the sampling cylinder is provided with a mounting plate in sliding connection with the sampling cylinder, and the mounting plate is fixedly connected with the lower end of the connecting rod.

[0015] The upper end of the sampling cylinder is provided with a plurality of ring-shaped insertion holes, wherein the number of insertion holes is equal to the sum of the number of short rods and the number of handles.

[0016] The short rod and the handle can be detachably connected with the upper end of the mounting plate through a threaded structure.

[0017] Optionally, the outer wall of the connecting rod is provided with a first anti-skid structure.

[0018] The end of the short rod and one end of the handle are both provided with a second anti-skid structure.

[0019] Optionally, the lower end of the mounting plate is fixedly provided with a rubber plate pressing against the inner wall of the sampling cylinder.

[0020] Optionally, the rubber plate is detachably fixedly connected with the mounting plate.

[0021] Compared with the prior art, the beneficial effects of the present application are:

[0022] The soil sampling device provided by the present application is characterized in that the upper end of the sampling cylinder is provided with a connecting rod in sliding connection therewith, the lower part of the connecting rod or the upper part of the connecting rod can be detachably fixedly connected with the upper end of the sampling cylinder, the upper end of the connecting rod is detachably connected with a vertical rod, the upper end of the vertical rod is detachably fixedly connected with a handle, the vertical rod is composed of a plurality of short rods which are detachably connected with each other, and the short rod and the handle can be inserted into the sampling cylinder from the upper end of the sampling cylinder and locked, so that when carrying, the vertical rod can be detached from the connecting rod, the handle can be detached from the vertical rod, the short rods connected with each other can be detached, the vertical rod is finally moved downward and the upper end of the vertical rod is fixedly connected with the upper end of the sampling cylinder, and the short rod and the handle are inserted into the sampling cylinder and locked, thereby compared with the existing soil sampling device, the vertical rod, the short rod and the handle can be completely stored in the sampling cylinder, not only effectively shortening the overall length and facilitating carrying, but also preventing the vertical rod, the short rod or the handle from being lost after being fixed in the sampling cylinder. BRIEF DESCRIPTION OF DRAWINGS

[0023] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0024] Figure 1 This is a schematic diagram of the front view structure of the soil sampling device provided in the embodiments of this application during sampling;

[0025] Figure 2 This is a partial front view cross-sectional structural diagram of the soil sampling device provided in the embodiments of this application during sampling.

[0026] Figure 3 for Figure 2 A magnified structural diagram of region A;

[0027] Figure 4 This is a partial exploded structural diagram of the soil sampling device provided in the embodiments of this application;

[0028] Figure 5 This is a three-dimensional structural diagram of the soil sampling device provided in the embodiments of this application when carried out.

[0029] Figure 6 A partial three-dimensional structural diagram of the soil sampling device provided in the embodiments of this application when carried out;

[0030] Figure 7 A three-dimensional structural diagram of the mounting plate of the soil sampling device provided in the embodiments of this application.

[0031] Explanation of reference numerals in the attached drawings: 1. Sampling cylinder; 2. Connecting rod; 3. Vertical rod; 31. Short rod; 4. Handle; 5. Sleeve; 6. Through hole; 7. Mounting plate; 8. Insertion hole; 9. Locking threaded hole; 10. Rubber plate; 11. Fixing structure; 12. Limit bolt; 13. Internal threaded sleeve. Detailed Implementation

[0032] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions in the embodiments of this application are described clearly and completely below. Obviously, the described embodiments are only some embodiments of this application, not all embodiments. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without creative effort are also within the scope of protection of this application.

[0033] like Figures 1-7 As shown:

[0034] The soil sampling device provided by the embodiment of the present application comprises a sampling cylinder 1, the upper end of the sampling cylinder 1 is provided with a connecting rod 2 which is in sliding connection with the upper end of the sampling cylinder 1, and the lower part of the connecting rod 2 or the upper part of the connecting rod 2 can be in detachable fixed connection with the upper end of the sampling cylinder 1.

[0035] In the embodiment, the sampling cylinder 1 is a prior art and will not be described in detail.

[0036] The upper end of the connecting rod 2 is detachably connected with a vertical rod 3, and the upper end of the vertical rod 3 is detachably fixedly connected with a handle 4. Specifically, the handle 4 is perpendicular to the vertical rod 3. The vertical rod 3 is composed of a plurality of short rods 31 which are in detachable connection with each other.

[0037] The short rod 31 and the handle 4 can be inserted into the sampling cylinder 1 from the upper end of the sampling cylinder 1 and locked.

[0038] During sampling, the lower part of the connecting rod 2 is fixedly connected with the upper end of the sampling cylinder 1, the plurality of short rods 31 are connected end to end to form the vertical rod 3, the lower end of the vertical rod 3 is fixedly connected with the upper end of the connecting rod 2, the upper end of the vertical rod 3 is fixedly connected with the middle part of the handle 4, then the sampling cylinder 1 is vertically erected on the soil, then the sampling cylinder 1 is pressed into the soil by holding the handle 4 and pressing down the sampling cylinder 1, and finally the sampling cylinder 1 is pulled out of the soil to complete the sampling work of the soil.

[0039] During carrying, the vertical rod 3 is detached from the connecting rod 2, the handle 4 is detached from the vertical rod 3, the short rods 31 which are in connection with each other are detached, finally the vertical rod 3 is moved downward and the upper end of the vertical rod 3 is fixedly connected with the upper end of the sampling cylinder 1, and the short rod 31 and the handle 4 are inserted into the sampling cylinder 1 and locked.

[0040] The soil sampling device provided by the embodiment comprises the sampling cylinder 1, the upper end of the sampling cylinder 1 is provided with the connecting rod 2 which is in sliding connection with the upper end of the sampling cylinder 1, and the lower part of the connecting rod 2 or the upper part of the connecting rod 2 can be in detachable fixed connection with the upper end of the sampling cylinder 1, the upper end of the connecting rod 2 is detachably connected with the vertical rod 3, the upper end of the vertical rod 3 is detachably fixedly connected with the handle 4, the vertical rod 3 is composed of a plurality of short rods 31 which are in detachable connection with each other, and the short rod 31 and the handle 4 can be inserted into the sampling cylinder 1 from the upper end of the sampling cylinder 1 and locked, so that when carrying, the vertical rod 3, the short rod 31 and the handle 4 can all be accommodated in the sampling cylinder 1, which not only effectively shortens the overall length and facilitates carrying, but also prevents the vertical rod 3, the short rod 31 or the handle 4 from being lost after the vertical rod 3, the short rod 31 and the handle 4 are fixed in the sampling cylinder 1.

[0041] In some embodiments of the present application, a sleeve 5 which is in sliding connection with the connecting rod 2 is sleeved on the connecting rod 2, and the sleeve 5 penetrates through the upper end of the sampling cylinder 1 and is fixedly connected with the upper end of the sampling cylinder 1. Specifically, the sleeve 5 is fixedly welded with the upper end of the sampling cylinder 1, and the connecting rod 2 is in contact with the outer wall of the sleeve 5.

[0042] The sleeve 5 can be in detachable fixed connection with the lower part or the upper part of the connecting rod 2 through the fixing structure 11.

[0043] In the embodiment, the sleeve 5 is fixed on the upper end of the sampling cylinder 1, and the sleeve 5 is fixedly connected with the connecting rod 2 through the fixing structure 11, thereby improving the stability of the connecting rod 2 and the sampling cylinder 1.

[0044] In some embodiments of the present application, the lower part and the upper part of the connecting rod 2 are both provided with through holes 6 distributed along the radial direction.

[0045] The fixing structure 11 is composed of two symmetrically distributed limiting bolts 12. The limiting bolts 12 are threadedly connected with the sleeve 5. Specifically, the sleeve 5 is fixedly provided with two internal thread sleeves 13 in communication with the inside of the sleeve 5 and symmetrically distributed, one limiting bolt 12 is engaged in one internal thread sleeve 13. And the two limiting bolts 12 can be screwed into any through hole 6 at the same time.

[0046] In use, after the two limiting bolts 12 are screwed into the through holes 6 of the lower part of the connecting rod 2 at the same time, the two limiting bolts 12 limit the connecting rod 2, thereby realizing the fixed connection of the lower part of the connecting rod 2 and the sleeve 5; after the two limiting bolts 12 are screwed into the through holes 6 of the upper part of the connecting rod 2 at the same time, the two limiting bolts 12 limit the connecting rod 2, thereby realizing the fixed connection of the upper part of the connecting rod 2 and the sleeve 5.

[0047] In some embodiments of the present application, the adjacent two short rods 31 are detachably fixedly connected through a threaded structure, the short rod 31 located at the lowermost of the vertical rods 3 is detachably fixedly connected with the upper end of the connecting rod 2 through a threaded structure, and the short rod 31 located at the uppermost of the vertical rods 3 is detachably fixedly connected with the middle position of the handle 4 through a threaded structure.

[0048] In the embodiment, the threaded structure is composed of an internal thread hole and an external thread head. The connecting rod 2, the short rods 31 and the handle 4 are all cylindrical rod structures. The upper end of the connecting rod 2 and the middle lower end of the handle 4 are both provided with internal thread holes, the two ends of the short rod 31 located at the uppermost of the vertical rods 3 are both provided with external thread heads, the upper ends of the remaining short rods 31 are provided with internal thread holes, and the lower ends of the remaining short rods 31 are provided with external thread heads. The external thread head of the short rod 31 located at the lowermost of the vertical rods 3 is engaged with the internal thread hole of the upper end of the connecting rod 2, and the external thread head of the upper end of the short rod 31 located at the uppermost of the vertical rods 3 is engaged with the internal thread hole of the handle 4. For the adjacent two short rods 31, the external thread head of the lower end of the upper short rod 31 is engaged with the internal thread hole of the upper end of the lower short rod 31.

[0049] In some embodiments of the present application, the inside of the sampling cylinder 1 is provided with a mounting plate 7 slidably connected with the sampling cylinder 1, and the mounting plate 7 is fixedly connected with the lower end of the connecting rod 2.

[0050] The upper end of the sampling cylinder 1 is provided with a plurality of ring-shaped insertion holes 8, wherein the number of the insertion holes 8 is equal to the sum of the number of the short rods 31 and the number of the handles 4, so that the short rods 31 and the handles 4 can be inserted into the sampling cylinder 1 from the insertion holes 8.

[0051] The short rods 31 and the handles 4 can be detachably connected with the upper end of the mounting plate 7 through a threaded structure.

[0052] Further, one end of the handle 4 is provided with an external threaded head, the upper end of the mounting plate 7 is provided with a plurality of locking threaded holes 9 corresponding to the insertion holes 8, and the external threaded head of the short rod 31 and the external threaded head of the handle 4 can be engaged with the corresponding locking threaded hole 9 after the short rod 31 and the handle 4 are inserted into the sampling cylinder 1.

[0053] In the embodiment, the mounting plate 7 is in a cylindrical structure, and the circumferential wall of the mounting plate 7 is in contact with the inner wall of the sampling cylinder 1. The outer diameter of the connecting rod 2 is equal to the inner diameter of the short rod 31.

[0054] In use, the handle 4 can be detached from the vertical rod 3, and then the short rods 31 can be detached one by one. Then the short rods 31 and the handle 4 are fixed on the mounting plate 7, and finally the connecting rod 2 is moved downward, and the mounting plate 7 drives the short rods 31 and the handle 4 to move downward. When the upper part of the connecting rod 2 is fixedly connected with the sleeve 5, the connecting rod 2, the handle 4 and the short rod 31 are accommodated in the sampling cylinder 1. In addition, when the sampling cylinder is pulled out of the soil, the soil is not easy to be taken out of the sampling cylinder 1, the fixing connection between the sleeve 5 and the connecting rod 2 can be released, and then the mounting plate 7 is moved downward. After the mounting plate 7 is moved downward, the soil in the sampling cylinder 1 can be quickly pushed out, and then the soil in the sampling cylinder 1 is easily taken out.

[0055] In some embodiments of the present application, the outer wall of the connecting rod 2 is provided with a first anti-skid structure, the end of the short rod 31 and one end of the handle 4 are provided with a second anti-skid structure, so as to facilitate the threaded connection between the vertical rod 3 and the short rod 31, the threaded connection between the two short rods 31, the threaded connection between the short rod 31 and the handle 4, and the threaded connection between the short rod 31 and the handle 4 and the mounting plate 7.

[0056] In the embodiment, the upper part of the short rod 31 and the left part of the handle 4 are provided with the second anti-skid structure, and the right end of the handle 4 is provided with the external threaded head.

[0057] In some embodiments of the present application, the lower end of the mounting plate 7 is fixedly connected with a rubber plate 10 tightly pressing the inner wall of the sampling cylinder 1, so that the rubber plate 10 can clean the inner wall of the sampling cylinder 1 when the mounting plate 7 is moved downward.

[0058] In some embodiments of the present application, the rubber plate 10 is detachably fixedly connected with the mounting plate 7, so as to facilitate the replacement of the rubber plate 10 in the later period.

[0059] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that; it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A soil sampling device, comprising a sampling tube (1), characterized in that: The upper end of the sampling tube (1) is provided with a connecting rod (2) that is slidably connected thereto, and the lower part or the upper part of the connecting rod (2) can be detachably and fixedly connected to the upper end of the sampling tube (1). The upper end of the connecting rod (2) is detachably connected to a vertical rod (3), and the upper end of the vertical rod (3) is detachably fixedly connected to a handle (4). The vertical rod (3) is composed of multiple short rods (31) that are detachably connected end to end. Both the short rod (31) and the handle (4) can be inserted into the sampling tube (1) from the top and locked. The connecting rod (2) is fitted with a sleeve (5) that is slidably connected to it, and the sleeve (5) passes through the upper end of the sampling cylinder (1) and is fixedly connected to the upper end of the sampling cylinder (1); The sleeve (5) can be detachably and fixedly connected to the lower or upper part of the connecting rod (2) through the fixing structure (11); The lower and upper parts of the connecting rod (2) are both provided with through holes (6) distributed radially thereon. The fixing structure (11) consists of two symmetrically distributed limiting bolts (12), which are threadedly connected to the sleeve (5), and the two limiting bolts (12) can be screwed into either through hole (6) at the same time. The two adjacent short rods (31) are detachably fixedly connected by a threaded structure. The short rod (31) at the bottom of the vertical rod (3) is detachably fixedly connected to the upper end of the connecting rod (2) by a threaded structure. The short rod (31) at the top of the vertical rod (3) is detachably fixedly connected to the middle position of the handle (4) by a threaded structure. The sampling tube (1) is provided with an installation plate (7) that is slidably connected to the sampling tube (1), and the installation plate (7) is fixedly connected to the lower end of the connecting rod (2); The upper end of the sampling tube (1) has multiple holes (8) arranged in a ring, wherein the number of holes (8) is equal to the sum of the number of short rods (31) and the number of handles (4); Both the short rod (31) and the handle (4) can be detachably connected to the upper end of the mounting plate (7) via a threaded structure.

2. The soil sampling device according to claim 1, characterized in that: The outer wall of the connecting rod (2) is provided with a first anti-slip structure; The end of the short rod (31) and one end of the handle (4) are both provided with a second anti-slip structure.

3. The soil sampling device according to claim 1, characterized in that: The lower end of the mounting plate (7) is fixed with a rubber plate (10) that presses against the inner wall of the sampling cylinder (1).

4. The soil sampling device according to claim 3, characterized in that: The rubber sheet (10) and the mounting plate (7) are detachably and fixedly connected.

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