CN210375788U

CN210375788U - Undisturbed soil collection box

Info

Publication number: CN210375788U
Application number: CN201921286556.6U
Authority: CN
Inventors: 俞祥祥; 王海峰; 李生宇; 雷加强; 徐新文
Original assignee: Xinjiang Institute of Ecology and Geography of CAS
Current assignee: Xinjiang Institute of Ecology and Geography of CAS
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-04-21
Anticipated expiration: 2029-08-09

Abstract

The utility model relates to a soil sampling technical field provides original state soil collection box. Box is gathered to original state soil includes: the side coaming is provided with a first slot with an inward opening at the inner side of the bottom of the side coaming; the bottom plate enters the first slot along the horizontal direction or the inclined downward direction and closes the bottom opening of the side enclosing plate. The utility model discloses a box is gathered to original state soil through being provided with inside open-ended first slot in side wall board bottom inboard, and then can be convenient for follow-up bottom plate and the fixed mounting between the side wall board. And, because the bottom plate gets into first slot and seals side wall board bottom opening along horizontal direction or the decurrent direction of slope, and then when using this original state soil collection box sample, can guarantee the planarization of soil sample bottom, prevent that the sampling process from receiving the influence of crop root system etc. and leading to soil sample bottom unevenness, when guaranteeing soil bottom planarization, can provide the soil top layer of the different slopes.

Description

Undisturbed soil collection box

Technical Field

The utility model relates to a soil sampling technical field especially relates to box is gathered to original state soil.

Background

The soil science is a science for researching the motion rule of substances in soil and the relation between the motion rule and the environment, and is one of basic subjects of the subjects of agriculture, geology and the like. In the study of soil science, certain soil samples are inevitably collected and are brought back to a laboratory for experimental analysis. However, researchers in soil science often focus on soil sample analysis methods and data collection, and soil collection equipment and methods that are the basis of the entire study are often overlooked.

In the past, the filling method is mainly adopted to collect soil, but the filling soil or remolded soil changes the original structure of the soil to a great extent and can not accurately reflect the physicochemical properties of the soil. Therefore, in many cases, it is necessary to maintain the original shape of the soil sample in the soil research. Therefore, the undisturbed soil collection method and the corresponding collection equipment become an important research object in the soil science research.

At present, the study of soil science mainly obtains small-size original state soil through the cutting ring, and although the cutting ring is processed and is made simply, carries, convenient to use, its sample diameter is little, and the soil sample is difficult for taking out from the cutting ring, and the sample process receives the influence of crop root system great, and the unevenness of soil bottom is used and is got up certain limitation. The large soil sampler can be divided into a thick-wall open soil sampler, a thin-wall open soil sampler, a free-piston thin-wall soil sampler, a fixed-piston thin-wall soil sampler, a hydraulic fixed-piston soil sampler, a knot type soil sampler, a loess soil sampler, a triple-pipe single-action rotary soil sampler, a triple-pipe double-action rotary soil sampler and the like. However, the soil sample collected by these soil sampler has uneven bottom, which is inconvenient for transportation and placement. Moreover, since the soil samples collected by these soil samplers are generally cylindrical, it is difficult to take out the soil samples from the soil sampler.

SUMMERY OF THE UTILITY MODEL

The present invention aims at least solving one of the technical problems existing in the prior art or the related art.

One of the purposes of the utility model is that: the utility model provides a box is gathered to original state soil solves the problem of the unevenness in soil sample bottom that the geotome that exists gathered among the prior art.

In order to realize this purpose, the utility model provides a box is gathered to original state soil, include:

the inner side of the bottom of the side enclosing plate is provided with a first slot with an inward opening;

the bottom plate enters the first slot along the horizontal direction or the inclined downward direction and closes the bottom opening of the side enclosing plate.

In one embodiment, the side coaming comprises two first side plates which are parallel to each other, the first slot comprises two guide grooves which are formed on the two first side plates and are parallel to each other, and the bottom plate enters and closes the bottom surfaces of the side coamings along the length direction of the guide grooves.

In one embodiment, the bottom of the first side plate is provided with a blade, and the guide groove is positioned above the blade.

In one embodiment, the side enclosures further comprise a stripper plate removable from the first side panel.

In one embodiment, the side enclosing plate further comprises two second side plates which are parallel to each other, the second side plate is connected with the two first side plates and encloses a square cavity with the first side plates and the bottom plate, and one second side plate is the discharging plate.

In one embodiment, the top of the stripper plate is provided with a flange, and the flange is provided with a fixing hole; the discharging plate is connected with the first side plate through a threaded connecting piece; the first side plate is thicker than the second side plate.

In one embodiment, the two sides of the bottom plate are provided with folded edges, one end of the bottom plate, which enters the first slot, is provided with a knocking plate extending upwards and downwards, and the knocking plate does not extend downwards beyond the folded edges.

In one embodiment, the inner side of the top of the side wall plate is provided with a second slot which is opened inwards; the box is gathered to original state soil still includes the roof, the roof gets into the second slot and seals side bounding wall open-top.

The technical scheme of the utility model has following advantage: the utility model discloses a box is gathered to original state soil through being provided with inside open-ended first slot in side wall board bottom inboard, and then can be convenient for follow-up bottom plate and the fixed mounting between the side wall board. And, because the bottom plate gets into first slot and seals side wall board bottom opening along horizontal direction or the decurrent direction of slope, and then when using this original state soil collection box sample, can guarantee the planarization of soil sample bottom, prevent that the sampling process from receiving the influence of crop root system etc. and leading to soil sample bottom unevenness, when guaranteeing soil bottom planarization, can provide the soil top layer of the different slopes.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an undisturbed soil collection box with a top plate and a bottom plate removed in the embodiment of the present invention;

fig. 2 is a schematic structural diagram of a bottom plate of the undisturbed soil collection box of the embodiment of the present invention;

fig. 3 is a schematic structural diagram of an undisturbed soil collection box with a top plate and a bottom plate installed in the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a top plate of the undisturbed soil collection box of the embodiment of the present invention;

in the figure: 1. a top plate; 2. a notch; 3. a fixing hole; 4. a base plate; 5. a second side plate; 6. knocking the plate; 7. side coaming plates; 8. a first side plate; 9. a second slot; 10. a guide groove; 11. a blade; 12. a stripper plate; 13. folding edges; 14. flanging; 15. and (4) screws.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, according to an embodiment of the present invention, an undisturbed soil collection box is provided, which includes a side wall 7 and a bottom plate 4. A first slot with an inward opening is formed in the inner side of the bottom of the side wall plate 7; the bottom panel 4 enters the first slot in a horizontal or obliquely downward direction and closes the bottom opening of the side panel 7.

Wherein, "be provided with inside open-ended first slot" and in 7 bottom inboards of side wall board "the utility model discloses" inboard "that other parts mentioned all uses the whole benchmark of original state soil collection box, is located being" inboard "in the appearance chamber that original state soil collection box formed, then is" the outside "otherwise.

This kind of box is gathered to original state soil is through being provided with the first slot of opening inwards in the inboard 7 bottom side fenders, and then can be convenient for the fixed mounting between follow-up bottom plate 4 and the side fenders 7. And, because bottom plate 4 gets into first slot and 7 bottom openings of closed side bounding wall along the decurrent direction of horizontal direction or slope, and then when using this original state soil collection box sample, can guarantee the planarization of soil sample bottom, prevent that the sampling process from receiving the influence of crop root system etc. and leading to soil sample bottom unevenness, when guaranteeing soil bottom planarization, can provide the soil top layer of different slopes.

Referring to fig. 1 and 2, the side wall plate 7 includes two parallel first side plates 8, the first slot includes two parallel guide grooves 10 formed on the two first side plates 8, and the bottom plate 4 enters and closes the bottom surfaces of the side wall plates along the length direction of the guide grooves 10.

Because the first slot comprises the guide groove 10, the guide groove 10 can play a role in guiding the installation process of the bottom plate 4, and the assembly between the bottom plate 4 and the side wall plate 7 is ensured.

Of course, the side panels 7 do not necessarily have to comprise two first side panels 8 parallel to each other. For example, the cross section of the side wall 7 (the cross section obtained by cutting the side wall 7 in a horizontal plane, and the same applies to the cross section mentioned later) may also be semicircular (including a diameter portion), in which case the first slot extends along the bottom of the semicircle (not including the diameter portion), and the side wall does not include the first side plate 8 which is parallel to each other. For another example, the side panel 7 may also be trapezoidal in cross-section, with the first slot including a portion extending along the waist of the trapezoid.

Referring to fig. 1 again, a blade 11 is formed at the bottom of the first side plate 8, and the guide groove 10 is located above the blade 11. Furthermore, the arrangement of the cutting edge 11 can enable the first side plate 8 to have cutting capacity, so that the undisturbed soil collection box can conveniently enter soil.

Further, the guide groove 10 is a dog-ear groove, for example, similarly shaped like "7". In the middle of the box gets into soil along with original state soil collection, inside dog-ear recess body can block that soil enters into dog-ear recess. And because the bevel groove is arranged above the blade 11, the back of the blade 11 can also prevent soil from entering the bevel groove.

Further, the side wall plate 7 further comprises a detachable discharging plate 12. The stripper plate 12 functions to: after the sampling of the undisturbed soil collection box is completed, the left side coamings 7 can be separated from the soil sample and the bottom plate 4 by disassembling the stripper plate 12, and a complete exposed soil sample is obtained. To enable the stripper plate 12 to achieve the above effect, certain requirements are placed on the cross-section of the side enclosures 7, for example the cross-section of the side enclosures 7 cannot be curved.

When the side enclosing plate 7 comprises two first side plates 8 which are parallel to each other, the discharging plate 12 is detachably connected with the first side plates 8. Further, the discharging plate 12 and the first side plate 8 are fixedly connected in the sampling process; after the sample is accomplished, when needing to take out soil sample from among the box is gathered to original state soil, lift discharge plate 12 off from the box is gathered to original state soil, and remaining side bounding wall 7 of pull can be with remaining side bounding wall 7 from soil sample and bottom plate 4 separation.

The connection mode between the discharging plate 12 and the first side plate 8 is not limited, and the discharging plate can be connected with the first side plate through a threaded piece, and can also be clamped, pinned, bonded and the like. When the discharging plate 12 is in threaded connection with the first side plate 8, a threaded hole is formed in the end portion of the first side plate 8, a through hole is formed in the discharging plate 12, and then the screw 15 is fixed in the middle of the threaded hole after penetrating through the through hole.

In one embodiment, the side wall panel 7 comprises two parallel second side panels 5, and the second side panel 5 connects the two first side panels 8 and forms a square cavity with the first side panel 8 and the bottom panel 4. Under this kind of condition, the structural standard and the easy production of box are gathered to original state soil to the sample process is also simple and convenient relatively, especially when taking a sample under to harder soil environment, often need earlier dig out corresponding frame groove with the help of instruments such as spade, perhaps shovel this moment, and the box is gathered to original state soil of shape rule, and its frame groove is also under construction comparatively easily.

For the two second side plates 5, one of the second side plates 5 is a discharge plate 12.

Further, a flange 14 may be formed at the top of the discharge plate 12, and the flange 14 may be formed with the fixing hole 3. Furthermore, when the box is gathered to original state soil includes roof 1, roof 1 can be fixed through fixed orifices 3 and stripper 12, guarantees the closure of box is gathered to original state soil, and the protection is located the soil sample in the box is gathered to original state soil.

For example, fixing holes 3 may be provided at corresponding positions on the top plate 1, and the binding bands may be passed through the fixing holes 3 on the flanges 14 of the top plate 1 and the discharge plate 12 to fix the top plate 1 and the discharge plate 12. Of course, the connection between the stripper plate 12 and the top plate 1 can be made by any prior art connection, other than by ties.

In one embodiment, the first side plate 8 is thicker than the second side plate 5, so that the first side plate 8 can be prevented from deforming, the matching between the guide groove 10 on the bottom plate 4 and the first side plate 8 is ensured, and when hard soil is encountered, the upper edge of the first side plate 8 can be properly knocked by a hammer, so that the side plates can be conveniently inserted into the soil. Of course, the first insertion groove may further include a fitting groove formed on the second side plate 5 so that the bottom plate 4 may enter the fitting groove. For example, in fig. 1, the second side plate 5 except the discharge plate 12 is formed with a fitting groove, and the bottom plate 4 and the side wall plate 7 have three sides to be fitted to each other, further ensuring the soil sample bearing ability of the bottom plate 4.

Preferably, clearance fit is arranged between the first slot and the bottom plate 4, so that the side wall plate after the stripper plate is removed can be conveniently separated from the soil sample and the bottom plate 4, and the sampling from the undisturbed soil collecting box is facilitated.

Referring to fig. 2, in order to facilitate the assembly of the base plate 4 and the first slot, it is preferable that a striking plate 6 extending upward and downward is provided at an end of the base plate 4 that enters the first slot. Further, when the bottom plate 4 is assembled, the striking plate 6 portion may be struck by a tool to complete the assembly between the bottom plate 4 and the first slot.

In one embodiment, the two sides of the bottom plate are provided with folding edges 13, and the bottom plate is prevented from deforming and falling off under the action of the gravity of soil during the transportation process through the folding edges 13. Correspondingly, the guide groove 10 on the side coaming is in the form of a folded angle groove and is matched with the folded edge 13 to prevent the bottom plate from falling off due to weight.

The guide groove 10 and the folded edge 13 are in a 7 shape, so that the soil at the bottom of the cutting part is guided in the soil taking process, and the bottom plate can bear the weight of the soil and cannot deform or fall off in the carrying and transporting processes.

It should be noted that the structures of the guide groove 10 and the folded edge 13 are not limited by the examples herein, for example, the cross section of the guide groove 10 may also be "T" shaped, and the cross section of the folded edge may also be "T" shaped, so that the folded edge 13 is prevented from falling off from the guide groove 10 by the cooperation between the guide groove 10 and the folded edge.

In one embodiment, referring to fig. 3 and 4, the inner side of the top of the side enclosing plate 7 is provided with a second slot 9 which is opened inwards; the undisturbed soil collection box further comprises a top plate 1, wherein the top plate 1 enters the second slot 9 and closes the top opening of the side coaming 7.

Through the cooperation between second slot 9 and roof 1, can seal original state soil collection box open-top. And, because other component parts of roof 1 relative original state soil collection box are independent, and then can lift roof 1 off earlier when pressing into soil with original state soil collection box, the sampling process construction of being convenient for after separating soil sample and soil, install roof 1 again can.

As can be seen from fig. 3 and 4, the top plate 1 has a width smaller at both ends than at the middle, and four corner notches 2 are formed in the top plate 1. Under this kind of condition, roof 1 intermediate position and the cooperation of second slot 9, both ends and the assembly of second curb plate 5, and then can prevent that the box is gathered to original state soil from having unnecessary protruding structure.

Original state soil collection box sampling area big, simple structure, it is with low costs, the sample, deposit and transport convenience, be applicable to the collection of most soil texture soil, can gather the original state soil of different underlying surface, the different degree of depth and different slopes respectively.

According to the utility model discloses an one of them embodiment provides the method that the original state soil gathered, include:

inserting the side wall plate 7 of the undisturbed soil collection box downwards into soil;

digging a pit at one side of the side coaming 7, putting the bottom plate 4 of the undisturbed soil collection box into the pit, so that the bottom plate 4 enters the first slot 10 on the side coaming 7 along the horizontal direction or the inclined downward direction and closes the bottom opening of the side coaming 7;

the undisturbed soil collection box is lifted upwards.

Before the side wall plate 7 of the undisturbed soil collection box is inserted into soil downwards, a representative underlying surface is selected in a sampling area.

After the side wall plate 7 of the undisturbed soil collection box is downwards inserted into soil, the side wall plate is dug to form a pit which can be used for placing the bottom plate 4 and has a depth slightly larger than the undisturbed soil collection box, wherein the side wall plate is close to the discharging plate 12. Wherein the end of the dog-ear groove leaks out relative to the pit, after the bottom plate 4 is placed in the pit, the end of the bottom plate 4 is aligned with the end of the dog-ear groove, and the knock plate 6 is beaten by a tool (e.g., a rubber hammer) so that the whole bottom plate 4 enters the dog-ear groove. Wherein, along with bottom plate 4 inserts in the dog-ear recess, bottom plate 4 cuts off soil sample and sample soil, obtains the even soil sample in bottom.

In which, when the soil is hard, directly inserting the side coaming 7 into the soil may cause a large deformation of the side coaming 7. At this time, the step of inserting the side wall plate 7 of the undisturbed soil collection box downward into the soil further includes:

based on the shape of the side coaming 7, digging a frame groove for the side coaming 7 to enter in the soil;

and (3) downwards inserting the side wall plate 7 of the undisturbed soil collection box into the frame groove.

The width of the frame groove can be slightly larger than the thickness of the side coaming 7, so that the side coaming 7 can enter the frame groove conveniently.

Of course, for soil with loose soil quality, the side wall plate 7 of the undisturbed soil collection box can be directly pressed into the soil. In the pressing process, if meet great resistance, can strike side bounding wall 7 with the help of rubber hammer or other instrument of strikeing evenly, strike first curb plate 8 upper portions of side bounding wall 7 thickening better for undisturbed soil gathers box parallel insertion in soil.

Furthermore, after the step of digging a pit at one side of the side wall plate 7 and placing the bottom plate 4 of the undisturbed soil collection box into the pit so that the bottom plate 4 enters the first slot 10 on the side wall plate 7 along the horizontal direction or the downward inclined direction and closes the bottom opening of the side wall plate 7, the method further comprises the following steps:

the top opening of the side coaming 7 is sealed by the top plate 1, and the soil collection box is provided.

That is, after the bottom plate 4 is completely inserted into the first slot, the top plate 1 is inserted into the second slot 9. Further, in order to ensure the reliability of the installation of the top plate 1 on the undisturbed soil collection box, a binding belt is used for penetrating through the fixing holes 3 on the top plate 1 and the discharge plate 12, and then the top plate 1 and the discharge plate 12 are fixed together.

After the top plate 1 and the discharge plate 12 are fixed together, the slits on both sides of the discharge plate 12 may be further sealed with an adhesive tape. And then taking out the undisturbed soil collection box filled with the undisturbed soil from the ground, loading the undisturbed soil collection box, and bringing the undisturbed soil collection box back to the laboratory for the next experiment.

The undisturbed soil collection box and the undisturbed soil collection method have the advantages of large sampling area, low cost, convenience in sampling, storing and transporting and suitability for collecting most of soil. Wherein, the box is gathered to original state soil simple structure is fit for gathering large-scale former dress soil.

Especially when the undisturbed soil collection box comprises two parallel first side plates 8 and two parallel second side plates 5, the undisturbed soil collection box can directly insert and cut the four sides and the bottom surface of the soil sample, so that the flatness and the rules of all the surfaces of the collected soil sample are maintained to the maximum extent, the surfaces of the collected soil sample are flat and regular, the storage and the transportation are convenient, and a complete and large amount of soil samples are provided for indoor experiments such as environmental wind tunnel wind erosion experiments.

The above embodiments are merely illustrative, and not restrictive, of the present invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all of the technical solutions should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a box is gathered to original state soil which characterized in that includes:

2. The undisturbed soil collection box of claim 1 wherein said side enclosures include two first side panels parallel to one another and said first slot includes two guide grooves formed in said two first side panels parallel to one another and said bottom panel enters and closes the bottom of said side enclosures along the length of said guide grooves.

3. The undisturbed soil collection box of claim 2 wherein said first side plate has a cutting edge at the bottom and said guide groove is above said cutting edge.

4. The undisturbed soil collection box of claim 2 wherein said side enclosures further include a removable stripper plate between said first side panel.

5. The undisturbed soil collection box of claim 4 wherein said side enclosures further include two second side panels parallel to each other, said second side panels connecting said two first side panels and enclosing a square receptacle with said first side panels and said bottom panel, wherein one of said second side panels is said stripper plate.

6. The undisturbed soil collection box of claim 5 wherein said stripper plate has a flange at the top, said flange having a securing hole; the discharging plate is connected with the first side plate through a threaded connecting piece; the first side plate is thicker than the second side plate.

7. An undisturbed soil collection box as claimed in any one of claims 1 to 6 wherein said base plate is provided with folds on both sides and wherein the end of said base plate which is rearwardly of said first slot is provided with a strike plate extending upwardly and downwardly on both sides, said strike plate extending downwardly beyond said folds.

8. An undisturbed soil collection box as claimed in any one of claims 1 to 6 wherein the side enclosures are provided with inwardly opening second slots on the inside of the top thereof; the box is gathered to original state soil still includes the roof, the roof gets into the second slot and seals side bounding wall open-top.