CN210774785U

CN210774785U - Soil sampling device

Info

Publication number: CN210774785U
Application number: CN201921211178.5U
Authority: CN
Inventors: 韩申山
Original assignee: Xianyang Normal University
Current assignee: Xianyang Normal University
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-06-16
Anticipated expiration: 2029-07-29

Abstract

The utility model relates to the technical field of soil detection, in particular to a soil sampling device, which comprises a sampling cylinder, a sampler, a rotary rod and a fixed disk; the sampling cylinder is of a hollow structure with an opening at the top, the hollow structure is formed by a drawing plate, a bottom plate and a surrounding plate, the surrounding plate is of an arc-shaped plate structure, two curve edges of the surrounding plate are fixedly connected with the bottom plate and a fixed plate respectively, the surrounding plate is arranged on one side, far away from a rotating rod, of the bottom plate, the drawing plate is connected with a linear edge of the surrounding plate in a sliding mode along the longitudinal direction, and a first through groove allowing the drawing plate to penetrate through and slide is further formed in; the sample thief includes vertical plate and arc, the straight line edge of arc with vertical plate fixed connection, the opening of sample thief makes progress, on the arc, be located open-ended marginal portion around being provided with the tooth, vertical plate all parallels fixed connection on the rotary rod. The utility model discloses not only be convenient for in the soil gets into the sample thief, avoided the soil of the different degree of depth to take place to mix before the detection moreover, reduced the error that testing result appears.

Description

Soil sampling device

Technical Field

The utility model relates to a soil detection technical field is a soil sampling device particularly.

Background

The soil sampling is a method for collecting soil samples, which comprises the steps of sampling arrangement and sampling technology, wherein the section soil sample is collected and is carried out after the section observation and recording are finished, before the sampling, the section is firstly trimmed and cleaned, the most superficial layer of floating soil is cut, and then the sampling is carried out from a central typical part layer by layer from top to bottom according to the layers. During field sampling, due to the heterogeneity of spatial distribution of soil, soil is sampled at multiple points by taking a plot as a unit and then mixed into a mixed sample, so that the soil property of a sampling area can be represented better, the depth depends on the sampling purpose, generally 15-20cm of a plough layer is adopted, and the multiple points of the same plough layer are mixed and then detected.

Soil sampling device among the prior art can obtain a plurality of samples of different degree of depth under the condition of carrying out once sampling, and concrete operation is: after the sampling cylinder is inserted into soil, the opening of a sampler positioned in the sampling cylinder faces to the side and faces the soil, then the soil at different depths is collected through the sampler, and the sampling cylinder is pulled out of the soil after sampling is finished; when the sampling cylinder is pulled out, the opening of the sampler faces the side face, so that the soil in the sampler easily falls off, the soil on the lower layer and the soil on the upper layer are mixed, and the detection result of the soil on the lower layer fails.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing a soil sampling device, not only be convenient for in the soil gets into the sample thief, the soil of having avoided the different degree of depth moreover takes place to mix before the detection, has reduced the possibility of the error that the testing result appears.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a soil sampling device comprises a sampling cylinder, samplers, a rotary rod and a fixed disk, wherein the fixed disk is arranged at the top of the sampling cylinder, the rotary rod is vertically connected to one side, deviating from the center of a circle, of the fixed disk in a penetrating mode, the rotary rod is rotatably connected with the fixed disk, and a plurality of samplers are longitudinally arranged on the rotary rod in the sampling cylinder in parallel;

the sampling cylinder is of a hollow structure with an open top and composed of a drawing plate, a bottom plate and a surrounding plate, the surrounding plate is of an arc-shaped plate structure, the bottom curve edge of the surrounding plate is fixedly connected with the bottom plate, the top curve edge of the surrounding plate is fixedly connected with the fixed disc, the surrounding plate is arranged on one side, far away from the rotary rod, of the bottom plate, the drawing plate is longitudinally connected with one linear edge of the surrounding plate in a sliding mode, the drawing plate can be abutted to the bottom plate, and a first through groove allowing the drawing plate to penetrate through and slide is further formed in the fixed disc;

the sampler is a hollow quarter sphere structure consisting of a longitudinal plate and an arc plate, the opening of the sampler faces upwards, teeth are arranged on the edge part of the arc plate surrounding the opening, and the longitudinal plate of the sampler is longitudinally arranged and fixedly connected on the rotating rod.

Preferably, the rotary rod is for overlapping the unequal rotary rod unit of diameter of establishing by a plurality of each other and constitute, and a plurality of the diameter of rotary rod unit is reduced by going up in proper order, every the equal fixedly connected with in lateral wall upper portion of rotary rod unit the sample thief, every the inside wall of rotary rod unit all along vertically being provided with first recess, all along vertically being provided with on the lateral wall can with adjacent below first recess sliding connection's on the rotary rod unit slide bar, every be provided with a plurality of screws, every on the rotary rod unit along vertically side by side rotary rod unit rather than adjacent rotary rod unit is through passing the adjusting bolt of screw is fixed.

The utility model is also characterized in that,

preferably, a scale is arranged on the outer side wall of each rotating rod unit.

Preferably, a second through groove allowing the rotating rod to pass through is formed in the fixed disc, a second groove used for allowing the rotating rod to rotate is formed in the second through groove in a surrounding mode, and a protruding block capable of being rotatably connected with the second groove is arranged on the rotating rod.

Preferably, the bottom of the sampling barrel is fixedly connected with a tip of a conical structure.

Preferably, a stabilizing frame is hinged on the side wall of the sampling cylinder.

Preferably, the center of the top of the fixed disk is also provided with an operating rod which is convenient for inserting or extracting the sampling cartridge into or from soil.

Preferably, the top of rotary rod, be located fixed disk top department is provided with the holding rod perpendicularly, the rotary rod with the holding rod has constituted T shape frame jointly, on the rotary rod, be located the holding rod with be provided with between the fixed disk and be used for showing the arrow mark of sample thief direction, the arrow mark is located directly over the sample thief.

Preferably, the bottom of the rotating rod is rotatably connected with the bottom plate.

Compared with the prior art, the utility model discloses the beneficial effect who has is:

1. the utility model is provided with a rotary rod, after the rotary rod is rotated, the rotary rod drives the sampler to rotate to soil, teeth arranged at the edge of an arc-shaped plate on the sampler can be embedded into field soil and can loosen the soil, the teeth reduce the resistance between the sampler and the soil, at the moment, the field soil scraped by the teeth can enter the sampler through an opening formed by a longitudinal plate and the arc-shaped plate under the action of gravity, in order to avoid the mixing of the soil with different depths, after the rotary rod is rotated once, an arrow mark is pointed to an operating rod, then a pull plate is pushed, the bottom end of the pull plate is abutted against a bottom plate, the external soil can not enter the sampler, then a sampling cylinder is pulled out of the soil, the sampling can be realized, the bottom end of the sampler is vertically downward, the soil in the samplers with different heights can not easily fall off when the sampling cylinder is pulled out of the soil, and in the process of pulling out the sampling cylinder from the soil, even if the sampling cylinder slightly shakes, the soil at different heights cannot be mixed due to the instability of the soil in the sampler, and the sampling failure is further caused.

2. The utility model discloses rotary rod unit between every two adjacent samplers can be fixed through adjusting bolt, and come height-adjusting by rotary rod unit, can adjust according to the needs of required detection sample degree of depth this moment, thereby the sample according to required degree of depth carries out the selection of the different degree of depth, the purpose to the sample acquisition of the different degree of depth has been realized, and every rotary rod unit's inside wall all along vertically being provided with first recess, all along vertically being provided with first recess sliding connection's slide bar on the lateral wall, can not take place the horizontal mutual slip between two adjacent rotary rod units this moment, be convenient for the sampler along vertical parallel arrangement.

Drawings

FIG. 1 is an internal structure view of a soil sampling device according to the present invention;

FIG. 2 is a top view of a soil sampling device of the present invention;

FIG. 3 is a connection diagram of a rotary rod of the soil sampling device of the present invention;

fig. 4 is the utility model relates to a soil sampling device's rotary rod and the connection relation picture of fixed disk.

Description of reference numerals:

1. a sampling cartridge; 2. a sampler; 3. rotating the rod; 4. fixing the disc; 5. a second through groove; 6. an arc-shaped plate; 7. Teeth; 8. a drawing plate; 9. a base plate; 10. enclosing plates; 11. a tip; 12. a longitudinal plate; 13. a stabilizer frame; 14. an operating lever; 15. arrow heads; 16. a holding rod; 17. a rotating rod unit; 18. a slide bar; 19. a screw hole; 20. Adjusting the bolt; 21. and (4) a bump.

Detailed Description

The following description of the preferred embodiments and accompanying fig. 1-4 are combined in detail with the accompanying drawings of embodiments of the present invention.

A soil sampling device comprises a sampling cylinder 1, a sampler 2, a rotary rod 3 and a fixed disk 4, wherein the fixed disk 4 is arranged at the top of the sampling cylinder 1, one side of the fixed disk 4 deviating from the center of a circle is vertically connected with the rotary rod 3 in a penetrating manner, the rotary rod 3 is rotatably connected with the fixed disk 4, the sampling cylinder 1 and the fixed disk 4 are enclosed to form a space for placing the sampler 2 and the rotary rod 3, the rotary rod 3 is rotatably connected with the fixed disk 4, a second through groove 5 allowing the rotary rod 3 to pass is arranged on the fixed disk 4, a second groove allowing the rotary rod 3 to rotate is arranged in the second through groove 5 in a surrounding manner, a lug 21 capable of being rotatably connected with the second groove is arranged on the rotary rod 3, the lug 21 not only realizes that the fixed disk 4 keeps stable to the rotary rod 3, but also realizes the rotation of the rotary rod 3 in the through, after the rotating rod 3 rotates, the sampler 2 can be conveniently rotated out of the sampling cylinder 1 or the sampler 2 rotated out of the sampling cylinder 1 is placed into the sampling cylinder 1 again after the rotating ring 3 rotates, the bottom of the rotating rod 3 is rotatably connected with the bottom plate 9, the end part of the rotating rod 3 positioned in the sampling cylinder 1 penetrates through the bottom plate 9, the rotating rod 3 is convenient to stabilize during rotation, a plurality of samplers 2 are longitudinally arranged on the rotating rod 3 positioned in the sampling cylinder 1 in parallel, and the samplers 2 are used for collecting soil samples; the bottom of sampling cylinder 1 still fixedly connected with toper structure's pointed end 11 reduces the resistance between sampling cylinder 1 and the soil, is convenient for sampling cylinder 1 to insert in the soil.

A holding rod 16 is vertically arranged at the top of the rotating rod 3 and above the fixed disc 4, the rotating rod 3 and the holding rod 16 together form a T-shaped frame, an arrow mark 15 for indicating the direction of the sampler 2 is arranged on the rotating rod 3 and between the holding rod 16 and the fixed disc 4, the arrow mark 15 is positioned right above the sampler 2, and when the sampler 2 is located in the cartridge 1, the arrow head 15 points towards the lever 14, after sampling is finished, the arrow head 15 points to the operating rod 14, the arrow head 15 plays a role of prompting, at the moment, the drawing plate 8 can be pushed down to seal the sampling cylinder 1, so that the situation that soil at other depths falls into the sampler 2 when the sampling cylinder 1 is pulled out is avoided, the top center of the fixed disk 4 is also provided with an operating rod 14 which is convenient for inserting or extracting the sampling cartridge 1 into or from soil.

The sampling cartridge 1 is a hollow structure with an open top and composed of a drawing plate 8, a bottom plate 9 and a surrounding plate 10, the surrounding plate 10 is of an arc-shaped plate structure, the bottom curve edge of the surrounding plate 10 is fixedly connected with the bottom plate 9, the top curve edge is fixedly connected with the fixed disc 4, the surrounding plate 10 is arranged on one side, far away from the rotating rod 3, of the bottom plate 9, the drawing plate 8 is longitudinally connected with one straight line edge of the surrounding plate 10 in a sliding manner, the drawing plate 8 can be abutted against the bottom plate 9, and a first through groove allowing the drawing plate 8 to pass through and slide is further formed in the fixed disc 4; the edge of the enclosing plate 10 is provided with a sliding groove, the edge of the pull-out plate 8 can be positioned in the sliding groove and slide in the sliding groove, after the pull-out plate 8 is abutted to the edge of the bottom plate 9, the sampling cylinder 1 can be conveniently inserted into soil or pulled out of the soil, the rotating rod 3 is close to the pull-out plate 8, the pull-out plate 8 is pulled out after the sampling cylinder 1 is placed into the soil, and the sampler 2 can be conveniently rotated out of the sampling cylinder 1 after the rotating rod 3 rotates, so that sampling is realized;

the sampler 2 is a hollow quarter sphere structure consisting of a longitudinal plate 12 and an arc-shaped plate 6, the linear edge is fixedly connected with the longitudinal plate 12, the opening of the sampler 2 is upward, the cross section of the opening is of a fan-shaped structure, the collected soil can be stably placed in the sampler 2, the longitudinal plates 12 are fixedly connected to the rotating rod 3 in parallel, teeth 7 are arranged on the edge part of the arc-shaped plate 6 surrounding the opening, the longitudinal plates 12 of the sampler 2 are longitudinally arranged and fixedly connected to the rotary rod 3, the rotary rod 3 drives the sampler 2 to rotate towards soil, teeth 7 arranged on the edge of the arc-shaped plate on the sampler 2 can be embedded into soil in the field and loosen the soil, the teeth 7 reduce the resistance between the sampler 2 and the soil, and the soil scraped by the teeth 7 enters the sampler 2 through an opening formed by the longitudinal plates 12 and the arc-shaped plate 6 under the action of gravity; articulated on the lateral wall of sampling tube 1 have a steady rest 13, avoid sampling tube 1 to take place to rock when rotatory rotary rod 3.

The rotary rod 3 is composed of a plurality of rotary rod units 17 with different diameters, which are mutually sleeved, the diameters of the rotary rod units 17 are reduced from bottom to top in sequence, each upper part of the side wall of each rotary rod unit 17 is fixedly connected with the sampler 2, the inner side wall of each rotary rod unit 17 is longitudinally provided with a first groove, the outer side wall is longitudinally provided with a slide rod 18 which can be in sliding connection with the first groove on the adjacent lower rotary rod unit 17, at the moment, horizontal mutual sliding cannot occur between the two adjacent rotary rod units 17, the sampler 2 is convenient to be arranged in a longitudinal parallel manner, each rotary rod unit 17 is longitudinally provided with a plurality of screw holes 19 side by side, and each rotary rod unit 17 is fixed with the adjacent rotary rod unit 17 through an adjusting bolt 20 which passes through the screw holes 19, rotary rod unit 17 between every two adjacent samplers all can fix through adjusting bolt 20 to come the height-adjusting by rotary rod unit 17, can adjust according to the needs of required detection sample degree of depth this moment, thereby gather the sample of the different degree of depth, realized once gathering the sample of a plurality of depths, avoided the multiple sampling, alleviateed the consumption of manpower and materials, every all be provided with the scale on rotary rod unit 17's the lateral wall, judge the distance between two adjacent samplers 2 through the scale.

When the utility model is used, the drawing plate 8 is firstly drawn from the coaming 10 to expose the samplers 2 and the rotary rods 3, and the adjacent two rotary rod units 17 are screwed by the adjusting bolts to adjust the distance between the two adjacent samplers 2; then dig the soil on top layer and remove, after 8 with pull board and the butt of bottom plate 9, insert sampling barrel 1 to soil, make the keeping stable of sampling barrel 1 through stabilizer 13, then make rotary rod 3 take place to rotate through the holding rod when carrying pull board 8, rotate once after, the tooth brings the not hard up field soil into to sample thief 2 in, after 15 directional action bars 14 directions of arrow head, push down pull board 8 from top to bottom at last and make pull board 8 and bottom plate 9 butt, take out sampling barrel 1 from soil again and realized the purpose of soil sampling promptly.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The soil sampling device is characterized by comprising a sampling cylinder (1), samplers (2), a rotary rod (3) and a fixed disk (4), wherein the fixed disk (4) is arranged at the top of the sampling cylinder (1), one side, deviating from the circle center, of the fixed disk (4) is vertically connected with the rotary rod (3) in a penetrating manner, the rotary rod (3) is rotatably connected with the fixed disk (4), and the rotary rod (3) in the sampling cylinder (1) is longitudinally arranged and parallelly provided with a plurality of samplers (2);

the sampling cylinder (1) is of a hollow structure with an open top and composed of a drawing plate (8), a bottom plate (9) and a surrounding plate (10), the surrounding plate (10) is of an arc-shaped plate structure, the bottom curve edge of the surrounding plate (10) is fixedly connected with the bottom plate (9), the top curve edge is fixedly connected with the fixed disc (4), the surrounding plate (10) is arranged on one side, far away from the rotary rod (3), of the bottom plate (9), the drawing plate (8) is in sliding connection with one straight line edge of the surrounding plate (10) along the longitudinal direction, the drawing plate (8) can be abutted against the bottom plate (9), and the fixed disc (4) is further provided with a first through groove allowing the drawing plate (8) to penetrate through and slide;

the sampler (2) is a hollow quarter sphere structure consisting of a longitudinal plate (12) and an arc-shaped plate (6), the opening of the sampler (2) is upward, teeth (7) are arranged on the arc-shaped plate (6) around the edge of the opening, and the longitudinal plate (12) of all samplers (2) is longitudinally arranged and fixedly connected on the rotary rod (3).

2. A soil sampling device according to claim 1, characterized in that the rotary rod (3) is formed by several rotary rod units (17) of different diameters nested inside each other, and a plurality of the diameter of rotary rod unit (17) is reduced by going up in proper order, every the equal fixedly connected with in lateral wall upper portion of rotary rod unit (17) sample thief (2), every the inside wall of rotary rod unit (17) all is provided with first recess along vertically, all along vertically being provided with on the outside wall can with adjacent below first recess sliding connection's on rotary rod unit (17) slide bar (18), every be provided with a plurality of screw (19), every along vertically side by side on rotary rod unit (17) rather than adjacent rotary rod unit (17) are through passing adjusting bolt (20) of screw (19) are fixed.

3. A soil sampling device according to claim 2, wherein each of said rotary rod units (17) is provided with a scale on its outer side wall.

4. A soil sampling device according to claim 1, wherein the fixed disk (4) is provided with a second through groove (5) for allowing the rotating rod (3) to pass through, a second groove for allowing the rotating rod (3) to rotate is arranged around the second through groove (5), and the rotating rod (3) is provided with a projection (21) capable of being rotatably connected with the second groove.

5. A soil sampling device according to claim 1, wherein the bottom of the cartridge (1) is further fixedly connected with a tip (11) of conical configuration.

6. A soil sampling device according to claim 1, wherein a stabilising frame (13) is hinged to the side wall of the cartridge (1).

7. A soil sampling device according to claim 1, wherein the top centre of the fixed tray (4) is further provided with a lever (14) to facilitate insertion and extraction of the cartridge (1) into or from the soil.

8. A soil sampling device according to claim 6, characterized in that a holding rod (16) is vertically arranged on the top of the rotating rod (3) above the fixed disk (4), the rotating rod (3) and the holding rod (16) together form a T-shaped frame, an arrow head (15) for indicating the direction of the sampler (2) is arranged on the rotating rod (3) between the holding rod (16) and the fixed disk (4), and the arrow head (15) is arranged right above the sampler (2).

9. A soil sampling device according to claim 1, characterized in that the bottom of the rotary rod (3) is pivotally connected to the bottom plate (9).