CN216132725U - Sampling device for soil remediation - Google Patents

Abstract

The utility model discloses a sampling device for soil restoration, relates to the technical field of soil restoration, and aims at solving the problems that most of the existing manual pit digging and sampling are time-consuming and labor-consuming, the labor intensity of operators is high, the soil at different depths cannot be sampled, and harder soil surface is not easy to break. The utility model has simple operation and convenient use, not only replaces the mode of manual pit digging, saves time and labor and has higher sampling efficiency, but also can sample the soil with different depths, can quickly break harder soil surface and has low labor intensity.

Description

Sampling device for soil remediation

Technical Field

The utility model relates to the technical field of soil remediation, in particular to a sampling device for soil remediation.

Background

Soil remediation is a technical measure to restore normal function to contaminated soil. In the soil remediation industry, the existing soil remediation technologies can be more than one hundred, the common technologies can be more than ten, and the existing soil remediation technologies can be roughly divided into three methods, namely physical methods, chemical methods and biological methods. Since the 80 s in the 20 th century, many countries in the world, especially developed countries, have established and developed contaminated soil remediation and remediation plans, and thus have also formed an emerging soil remediation industry, which means that physical, chemical and biological methods are used to transfer, absorb, degrade and transform pollutants in soil to reduce the concentration thereof to acceptable levels.

However, in the prior art, most of soil restoration will be earlier to soil sampling test, and the mode that adopts artifical excavation mostly samples, and the sample is not only wasted time and energy like this, and operator intensity of labour is big, and the scope and the degree of depth of sample are very limited moreover, can not sample to the soil of the different degree of depth, and some soil surface is harder, breaks comparatively hard, for this reason we have designed a sampling device for soil restoration.

SUMMERY OF THE UTILITY MODEL

The sampling device for soil restoration provided by the utility model solves the problems that most of the existing manual pit digging and sampling are time-consuming and labor-consuming, the labor intensity of operators is high, the soil at different depths cannot be sampled, and harder soil surface is not easy to break.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a sampling device for soil restoration, includes the bottom plate, four corners of the up end of bottom plate all rotate and are connected with the first lead screw that is central symmetry, and the upper end of four first lead screws all rotates and is connected with same connecting plate, and the top face and the rigid coupling that the connecting plate was passed to the upper end of first lead screw have a gear, all cup jointed same chain between four gears, the up end of connecting plate rotates and is connected with the spline pipe, and the up end rigid coupling of first pivot pole has the rolling disc, and the lower extreme of spline pipe passes the lower terminal surface of connecting plate, and the integral key shaft, four have been cup jointed in the slip on the inner wall of spline pipe equal screw thread on the outer wall of first lead screw has cup jointed same first nut piece, and the middle part rigid coupling of first nut piece has the fixed column, and sampling mechanism is installed to the lower terminal surface of fixed column, and the upper end rigid coupling of one of them gear has the commentaries on classics handle.

Preferably, the sampling mechanism comprises a fixed frame fixed on the lower end face of the fixed column, four sliding rods distributed in a square shape are fixed on the inner top face of the fixed frame, and a second screw rod is rotatably connected to the middle of the inner top face of the fixed frame.

Preferably, the upper end of the second lead screw penetrates through the upper end face of the fixed frame and is fixedly connected with a second rotating rod, the upper end of the second rotating rod penetrates through the upper end face of the fixed column and is connected with the lower end face of the spline shaft, and the lower ends of the four sliding rods are fixedly connected with the same fixed plate.

Preferably, the up end of fixed plate is rotated with the lower extreme of second lead screw and is connected, and the screw thread has cup jointed the second nut piece on the outer wall of second lead screw, and equal rigid coupling has the connecting rod on four lateral walls of second nut piece, and the equal rigid coupling of the other end of every connecting rod has the sliding block, and every sliding block slides with corresponding slide bar respectively and cup joints, and the one end of sliding block articulates there is the connecting rod, and the even articulated sampling board that has four sampling panels that are square distribution of lower terminal surface of fixed frame, and the other end of connecting rod is articulated mutually with a side of sampling panel.

Preferably, four the cutting edge is all installed to the bottom face of sampling plate, and every sampling plate is triangle-shaped and sets up.

Preferably, the upper end face of the bottom plate is provided with a through hole, the diameter of the through hole is slightly larger than that of the fixing column, the lower end face of the bottom plate is provided with four universal wheels, two symmetrical threaded holes are formed in two sides of the upper end face of the bottom plate, and a ground inserting nail is sleeved in each threaded hole in a threaded manner.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the rotating handle on one of the four gears is rotated, and under the matching of the four gears and the chains, the four screw rods synchronously rotate to drive the first nut block on the screw rod to move downwards, so that the fixed column drives the sampling mechanism to move downwards and can extend into the deep soil, and the sampling of the soil with different depths is facilitated.

2. According to the utility model, the rotating disc is rotated firstly, the spline shaft is driven by the spline pipe to rotate, the second screw rod is driven by the second rotating rod to rotate, the second nut block moves downwards, the connecting rod drives the sampling plates to rotate, and the four sampling plates are folded together to form a cone shape, so that hard soil can be broken conveniently.

3. According to the soil sampling device, the rotating disc is rotated firstly, the spline shaft is driven by the spline pipe to rotate, the second nut block moves downwards, the connecting rod drives the sampling plates to rotate, the four sampling plates are opened simultaneously, then the rotating disc is rotated reversely, the second screw rod rotates reversely, and the four sampling plates are folded inwards, so that soil can be sampled quickly and conveniently.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic cross-sectional view of a spline tube of the present invention;

FIG. 4 is a schematic sectional view of the spline shaft of the present invention;

FIG. 5 is a schematic view of a connection structure of a first nut block and a sliding block according to the present invention;

fig. 6 is an enlarged schematic view of the structure at a in the present invention.

Reference numbers in the figures: 1. a base plate; 2. a first lead screw; 3. a connecting plate; 4. a gear; 5. a chain; 6. a spline tube; 7. rotating the disc; 8. a spline shaft; 9. a first nut block; 10. fixing a column; 11. a sampling mechanism; 111. a fixing frame; 112. a slide bar; 113. a second lead screw; 114. a second rotating lever; 115. a fixing plate; 116. a second nut block; 117. a connecting rod; 118. a slider; 119. a connecting rod; 1110. a sampling plate; 12. a handle is rotated; 13. a universal wheel; 14. and (5) inserting a ground nail.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-6, a sampling device for soil remediation, comprising a base plate 1, wherein four corners of the upper end surface of the base plate 1 are rotatably connected with first screw rods 2 which are centrosymmetric, the upper ends of the four first screw rods 2 are rotatably connected with a same connecting plate 3, the upper ends of the first screw rods 2 penetrate through the top end surface of the connecting plate 3 and are fixedly connected with gears 4, a same chain 5 is sleeved among the four gears 4, the upper end surface of the connecting plate 3 is rotatably connected with a spline tube 6, the upper end surface of a first rotating rod is fixedly connected with a rotating disc 7, the lower ends of the spline tubes 6 penetrate through the lower end surface of the connecting plate 3, a spline shaft 8 is slidably sleeved on the inner wall of the spline tube 6, the outer walls of the four first screw rods 2 are all in threaded sleeve connection with a same first nut block 9, the middle part of the first nut block 9 is fixedly connected with a fixed column 10, and the lower end surface of the fixed column 10 is provided with a sampling mechanism 11, a rotating handle 12 is fixedly connected to the upper end of one gear 4.

The sampling mechanism 11 comprises a fixed frame 111 fixed on the lower end surface of the fixed column 10, four sliding rods 112 distributed in a square shape are fixed on the inner top surface of the fixed frame 111, a second screw 113 is rotatably connected to the middle part of the inner top surface of the fixed frame 111, the upper end of the second screw 113 penetrates through the upper end surface of the fixed frame 111 and is fixedly connected with a second rotating rod 114, the upper end of the second rotating rod 114 penetrates through the upper end surface of the fixed column 10 and is connected with the lower end surface of the spline shaft 8, the lower ends of the four sliding rods 112 are fixedly connected with a same fixed plate 115, the upper end surface of the fixed plate 115 is rotatably connected with the lower end of the second screw 113, a second nut block 116 is in threaded sleeve joint on the outer wall of the second screw 113, connecting rods 117 are fixedly connected on the four side walls of the second nut block 116, the other end of each connecting rod 117 is fixedly connected with a sliding block 118, each sliding block 118 is respectively in sliding sleeve joint with the corresponding sliding rod 112, and one end of the sliding block 118 is hinged with a connecting rod 119, the lower terminal surface of fixed frame 111 evenly articulates there are four sampling plates 1110 that are square distribution, and the other end of connecting rod 119 is articulated mutually with a side of sampling plate 1110, and connecting rod 119 drives sampling plate 1110 and rotates, and four sampling plates 1110 fold inwards, take a sample with soil.

The cutting edges are installed on the bottom end faces of the four sampling plates 1110, each sampling plate 1110 is arranged in a triangular mode, and the four sampling plates 1110 are folded together to form a cone shape, so that hard soil can be broken conveniently.

The through-hole has been seted up to the up end of bottom plate 1, and the diameter of through-hole slightly is greater than the diameter of fixed column 10, and four universal wheels 13 are installed to the lower terminal surface of bottom plate 1, and two symmetrical screw holes have all been seted up to the up end both sides of bottom plate 1, and screw thread sleeve has in every screw hole inserted ground nail 14, inserts ground nail 14 and tightly inserts ground, the fixing device's of being convenient for position.

The working principle is as follows: when the device is used, the device is firstly pushed to the upper part of the soil needing to be sampled, the ground inserting nail 14 is rotated, the ground inserting nail 14 is tightly inserted into the ground, the position of the device is convenient to fix, the rotating handle 12 on one gear 4 of the four gears 4 is firstly rotated, the four screw rods synchronously rotate under the matching of the four gears 4 and the chains 5, the first nut block 9 on the screw rod is driven to move downwards, therefore, the fixed column 10 drives the sampling mechanism 11 to move downwards, the four sampling plates 1110 are cone-shaped when folded together, the hard soil is convenient to break, meanwhile, the sampling plates can extend into the deep soil, the soil at different depths can be conveniently sampled, when in sampling, the rotating disc 7 is firstly rotated, the spline tube 6 drives the spline shaft 8 to rotate, the spline shaft 8 drives the second rotating rod 114 to rotate, the second rotating rod 114 drives the second 113 screw rod to rotate, the second nut block 116 moves downwards, the four sliding blocks 118 simultaneously move downwards, connecting rod 119 drives sampling plate 1110 and rotates, four sampling plate 1110 open simultaneously, rotate the handle in the rotation, make the slight downstream one end distance of sampling device, make and be full of soil between four sampling plate 1110, the antiport rolling disc 7, second lead screw 113 antiport, second nut piece 116 rebound, connecting rod 119 drives sampling plate 1110 and rotates, four sampling plate 1110 inwards fold, take a sample with soil, at antiport rolling handle 12, make sampling mechanism 11 rise and leave soil depths, the sample of soil has just so been accomplished.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. The sampling device for soil restoration comprises a bottom plate (1) and is characterized in that four corners of the upper end face of the bottom plate (1) are rotatably connected with first lead screws (2) which are centrosymmetric, the upper ends of the four first lead screws (2) are rotatably connected with a same connecting plate (3), the upper ends of the first lead screws (2) penetrate through the top end face of the connecting plate (3) and are fixedly connected with gears (4), a same chain (5) is sleeved among the four gears (4), the upper end face of the connecting plate (3) is rotatably connected with a spline pipe (6), the upper end face of a first rotating rod is fixedly connected with a rotating disc (7), the lower end of the spline pipe (6) penetrates through the lower end face of the connecting plate (3), a spline shaft (8) is slidably sleeved on the inner wall of the spline pipe (6), and a same first nut block (9) is screwed on the outer walls of the four first lead screws (2), and the middle part of the first nut block (9) is fixedly connected with a fixed column (10), the lower end face of the fixed column (10) is provided with a sampling mechanism (11), and the upper end of one gear (4) is fixedly connected with a rotating handle (12).

2. The sampling device for soil remediation according to claim 1, wherein the sampling mechanism (11) comprises a fixed frame (111) fixed on the lower end surface of the fixed column (10), four sliding rods (112) are fixed on the inner top surface of the fixed frame (111) and are distributed in a square shape, and a second screw rod (113) is rotatably connected to the middle part of the inner top surface of the fixed frame (111).

3. The sampling device for soil remediation according to claim 2, wherein the upper end of the second screw rod (113) penetrates through the upper end face of the fixing frame (111) and is fixedly connected with a second rotating rod (114), the upper end of the second rotating rod (114) penetrates through the upper end face of the fixing column (10) and is connected with the lower end face of the spline shaft (8), and the lower ends of the four sliding rods (112) are fixedly connected with the same fixing plate (115).

4. The sampling device for soil remediation according to claim 3, wherein the upper end surface of the fixing plate (115) is rotatably connected with the lower end of the second lead screw (113), the outer wall of the second lead screw (113) is in threaded sleeve connection with the second nut block (116), the four side walls of the second nut block (116) are fixedly connected with connecting rods (117), the other end of each connecting rod (117) is fixedly connected with a sliding block (118), each sliding block (118) is respectively in sliding sleeve connection with the corresponding sliding rod (112), one end of each sliding block (118) is hinged with a connecting rod (119), the lower end surface of the fixing frame (111) is uniformly hinged with four sampling plates (1110) which are in square distribution, and the other end of each connecting rod (119) is hinged with one side surface of each sampling plate (1110).

5. The soil remediation sampling device of claim 4, wherein the bottom end faces of the four sampling plates (1110) are provided with cutting edges, and each sampling plate (1110) is arranged in a triangular shape.

6. The sampling device for soil remediation according to claim 1, wherein a through hole is formed in the upper end face of the bottom plate (1), the diameter of the through hole is slightly larger than that of the fixing column (10), four universal wheels (13) are mounted on the lower end face of the bottom plate (1), two symmetrical threaded holes are formed in two sides of the upper end face of the bottom plate (1), and a ground inserting nail (14) is sleeved in each threaded hole in a threaded manner.

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