Soil sampling device for forestry grassland survey

Abstract

The utility model relates to the technical field of grassland soil sampling, and discloses a soil sampling device for forestry grassland survey, which comprises a handheld sampling drilling machine, a vibration port of the handheld sampling drilling machine is fixedly connected with a connecting pipe, and the inside of the connecting pipe is in threaded connection with a first sampling pipe and a second sampling pipe. Fixing rings are arranged on the bottom surfaces of the first sampling pipe and the second sampling pipe, and the threaded rod, the connecting pipe, the second threaded hole, the first threaded hole, a moving strip, a first reset spring, a sliding block, a connecting block, a second reset spring, a sliding block, a connecting groove, a fixing ring, an assembling block, a fixing block, a clamping rod and a clamping groove are matched for use; the fixing ring can be pulled to drive the assembly block to move out of the position between the two fixing blocks, then the first sampling pipe and the second sampling pipe are separated, the clamping rod is made to break away from the interior of the clamping groove, and at the moment, all soil samples in the first sampling pipe and the second sampling pipe can be taken out.

Description

TECHNICAL FIELD

[0001] The utility model relates to grassland soil sampling technology field more specifically relates to a kind of soil sampling device for forestry grassland survey. BACKGROUND

[0002] Forestry grassland survey refers to the systematic investigation and monitoring of forest and grassland resources to obtain information about the distribution, type, growth condition, health condition, biodiversity and land use change of forest and grassland. Grassland survey soil sampling is an important part of forestry grassland survey, which involves analyzing the physical and chemical properties of grassland soil to assess soil fertility, erosion risk, pollutant content, etc. The existing grassland soil is sampled by handheld sampling drill to impact the sampling tube to the deep soil to achieve the sampling effect.

[0003] After the existing handheld sampling drill completes sampling, the sampling tube is usually removed, and the soil sample in the tube is pulled out. However, due to the softness of some soil, the long soil sample may be broken during pulling out, which prevents the subsequent soil sample from being taken out. UTILITY MODEL CONTENT

[0004] To overcome the above-mentioned defects of the prior art, the utility model provides a soil sampling device for forestry grassland survey to solve the problems in the background art.

[0005] The utility model provides the following technical scheme:

[0006] A soil sampling device for forestry grassland survey includes a handheld sampling drill, a connection pipe fixedly connected to the vibration port of the handheld sampling drill, a first sampling tube and a second sampling tube threadedly connected inside the connection pipe, a fixing ring provided on the bottom surface of the first sampling tube and the second sampling tube, two assembly blocks fixedly connected to the top surface of the fixing ring, a clamping hole provided on the bottom surface of the first sampling tube and the second sampling tube, a connection slot provided on both sides of the assembly block, and two connection blocks provided inside the clamping hole and movably inserted into the connection slot.

[0007] An extrusion component is provided on both sides inside the clamping hole to extrude the connection blocks and move them.

[0008] A pushing component is provided on the top surface of the fixing ring to push the moving component to move.

[0009] Further, the extrusion component comprises two fixed blocks, two fixed blocks are fixedly connected on the inside of two clamping holes, the inside of the clamping hole is provided with an operation cavity, and the inside of the operation cavity is slidably connected with a moving strip.

[0010] Further, the extrusion component further comprises an inner groove, the inner groove is provided on the inside of two operation cavities, the inside of the inner groove is slidably connected with a sliding block, the sliding block is fixedly connected with two moving strips, one side of the sliding block is fixedly connected with a first return spring, and the inside of the two inner grooves is fixedly connected with the first return spring.

[0011] Further, the inside of the operation cavity is provided with a sliding groove on both sides, the inside of the sliding groove is slidably connected with a sliding block, the sliding block is fixedly connected with two connecting blocks, one side of the sliding block is fixedly connected with a second return spring, and the inside of the two sliding grooves is fixedly connected with the second return spring.

[0012] Further, the pushing component comprises a plurality of second threaded holes, a plurality of second threaded holes are provided on the bottom surface of the fixed ring, the inside of the second threaded hole is threadedly connected with a threaded rod, and the threaded rod is threadedly connected with the first threaded hole.

[0013] Further, the pushing component further comprises a plurality of threaded grooves, a plurality of threaded grooves are provided on the bottom surface of the fixed ring, the threaded groove is communicated with the second threaded hole, and the threaded groove is threadedly connected with one end of the threaded rod.

[0014] Further, a plurality of clamping grooves are provided on one side of the first sampling pipe, a plurality of clamping rods are fixedly connected on one side of the second sampling pipe, and the clamping rod is movably inserted into the clamping groove.

[0015] The technical effects and advantages of the present application are as follows:

[0016] Through the cooperation of the threaded rod, the connecting pipe, the second threaded hole, the first threaded hole, the moving strip, the first return spring, the sliding block, the connecting block, the second return spring, the sliding block, the connecting groove, the fixed ring, the assembling block, the fixed block, the clamping rod and the clamping groove, the fixed ring can be pulled and the assembling block can be moved out of the two fixed blocks, then the first sampling pipe and the second sampling pipe are separated, the clamping rod is separated from the inside of the clamping groove, and the soil samples in the first sampling pipe and the second sampling pipe can be taken out, compared with the prior art, the soil samples in the first sampling pipe and the second sampling pipe can be taken out, and the subsequent sampling work is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the present application.

[0018] Figure 2 The overall structure view of the utility model;

[0019] Figure 3 The first sampling pipe structure schematic view of the utility model;

[0020] Figure 4 The utility model Figure 3 The partial structure schematic view of A;

[0021] Figure 5 The fixed ring structure schematic view of the utility model;

[0022] Figure 6 The fixed block structure schematic view of the utility model;

[0023] Figure 7 The assembly block structure schematic view of the utility model;

[0024] Figure 8 The utility model Figure 7 The partial structure schematic view of B;

[0025] Figure 9 The operation cavity structure schematic view of the utility model;

[0026] Figure 10 The utility model Figure 9 The partial structure schematic view of C;

[0027] Figure 11 The moving strip structure schematic view of the utility model;

[0028] Figure 12 The utility model Figure 11 The partial structure schematic view of D.

[0029] The figure mark is: 1, handheld sampling drill machine, 2, connecting pipe, 3, first sampling pipe, 4, second sampling pipe, 5, fixed ring, 6, assembly block, 7, clamping hole, 8, connecting groove, 9, connecting block, 10, fixed block, 11, moving strip, 12, first threaded hole, 13, second threaded hole, 14, threaded rod, 15, threaded groove, 16, inner groove, 17, sliding block, 18, first return spring, 19, clamping rod, 20, clamping groove, 21, operation cavity, 22, sliding groove, 23, sliding block, 24, second return spring. DETAILED DESCRIPTION

[0030] The utility model makes further explanation in combination with specific embodiment, however, people skilled in the art should understand that the detailed explanation given in combination with the drawings here is for better explanation, the structure of the utility model must exceed these limited embodiments, and for some equivalent replacement scheme or common means, this paper will not make detailed description, but still belongs to the protection scope of the application.

[0031] Figures 1-12 The utility model is the best embodiment, the following will be described in combination with the drawings Figure 1 The utility model makes further explanation in combination with specific embodiment, however, people skilled in the art should understand that the detailed explanation given in combination with the drawings here is for better explanation, the structure of the utility model must exceed these limited embodiments, and for some equivalent replacement scheme or common means, this paper will not make detailed description, but still belongs to the protection scope of the application. Figure 12 The utility model makes further explanation in combination with specific embodiment, however, people skilled in the art should understand that the detailed explanation given in combination with the drawings here is for better explanation, the structure of the utility model must exceed these limited embodiments, and for some equivalent replacement scheme or common means, this paper will not make detailed description, but still belongs to the protection scope of the application.

[0032] A kind of soil sampling device for forestry grassland survey, comprising: hand-held sampling drill 1, the vibration mouth of the hand-held sampling drill 1 is fixedly connected with connecting pipe 2, the inside screw thread of connecting pipe 2 is connected with first sampling pipe 3 and second sampling pipe 4, the bottom surface of first sampling pipe 3 and second sampling pipe 4 is equipped with fixed ring 5, the top surface of fixed ring 5 is fixedly connected with two assembly blocks 6, the bottom surface of first sampling pipe 3 and second sampling pipe 4 is respectively provided with clamping hole 7, two sides of assembly block 6 are respectively provided with connecting groove 8, the inside of clamping hole 7 is equipped with two connecting blocks 9, connecting block 9 is movably inserted with connecting groove 8, the inside of clamping hole 7 is equipped with extrusion component, for extruding connecting block 9 and make connecting block 9 move, the top surface of fixed ring 5 is equipped with pusher, for pushing moving component to move.

[0033] Specifically, the extrusion component includes: two fixed blocks 10, two fixed blocks 10 are fixedly connected at the inside of two clamping holes 7, the inside of clamping hole 7 is provided with operation cavity 21, operation cavity 21 is slidably connected with moving strip 11, the extrusion component further includes: inner groove 16, inner groove 16 is arranged at the inside one side of two operation cavities 21, the inside of inner groove 16 is slidably connected with sliding block 17, sliding block 17 is fixedly connected with two moving strips 11, one side of sliding block 17 is fixedly connected with first return spring 18, first return spring 18 is fixedly connected with the inside one side of two inner grooves 16, two sides of operation cavity 21 are respectively provided with sliding slot 22, the inside of sliding slot 22 is slidably connected with sliding block 23, sliding block 23 is fixedly connected with two connecting blocks 9, one side of sliding block 23 is fixedly connected with second return spring 24, second return spring 24 is fixedly connected with the inside one side of two sliding slots 22.

[0034] Specifically, the pushing component comprises: a plurality of second threaded holes 13, the plurality of second threaded holes 13 are arranged on the bottom surface of the fixing ring 5, the inner bottom surface of the two operation cavities 21 is provided with a first threaded hole 12, the second threaded hole 13 is internally threadedly connected with a threaded rod 14, the threaded rod 14 is threadedly connected with the first threaded hole 12, and the pushing component further comprises: a plurality of threaded grooves 15, the plurality of threaded grooves 15 are arranged on the bottom surface of the fixing ring 5, the threaded groove 15 is in communication with the second threaded hole 13, and the threaded groove 15 is threadedly connected with one end of the threaded rod 14.

[0035] In the embodiment, when the threaded rod 14 is rotated to the inside of the second threaded hole 13, one end of the threaded rod 14 also enters the inside of the threaded groove 15, so that one end of the threaded rod 14 is flush with the fixing ring 5, and the flatness of the surface of the fixing ring 5 is ensured.

[0036] Specifically, one side of the first sampling pipe 3 is provided with a plurality of clamping grooves 20, and one side of the second sampling pipe 4 is fixedly connected with a plurality of clamping rods 19, and the clamping rod 19 is movably inserted into the clamping groove 20.

[0037] In the embodiment, the first sampling pipe 3 and the second sampling pipe 4 are combined together before sampling, and one end of the clamping rod 19 enters the inside of the clamping groove 20, so that the first sampling pipe 3 and the second sampling pipe 4 are preliminarily assembled.

[0038] The working principle and use process of the utility model are as follows: when using, the first sampling pipe 3 and the second sampling pipe 4 are combined together before sampling, at this time, the clamping rod 19 enters the inside of the clamping groove 20, the preliminary assembling effect of the first sampling pipe 3 and the second sampling pipe 4 is achieved, then the combined first sampling pipe 3 and second sampling pipe 4 are screwed into the inside of the connecting pipe 2, at this time, the staff can paste the fixing ring 5 and the first sampling pipe 3 and the second sampling pipe 4, and then make the assembling block 6 enter the inside of the clamping hole 7 and be located between the two fixing blocks 10, then the staff uses a tool to screw the threaded rod 14 into the inside of the second threaded hole 13, the threaded rod 14 rotates and enters the inside of the first threaded hole 12, the moving strip 11 is pushed to move in the inside of the operation cavity 21 by the threaded rod 14, when the moving strip 11 moves, the sliding block 17 moves in the inside of the inner groove 16 and presses the first reset spring 18, because the moving strip 11 is designed as an inclined angle, when the moving strip 11 moves, the connecting block 9 is pressed, when the connecting block 9 moves, the sliding block 23 moves in the inside of the sliding groove 22 and presses the second reset spring 24, then the connecting block 9 moves to the inside of the connecting groove 8, the effect of assembling the fixing block 10 and the assembling block 6 is achieved, then the first sampling pipe 3 and the second sampling pipe 4 and the fixing ring 5 are assembled together, the stability of the first sampling pipe 3 and the second sampling pipe 4 when sampling is ensured, then the staff drives the connecting pipe 2 and the assembled first sampling pipe 3 and second sampling pipe 4 and fixing ring 5 to impact sampling by the handheld sampling drill machine 1, and the first sampling pipe 3 and the second sampling pipe 4 and the fixing ring 5 enter the deep soil of the grassland to sample.

[0039] When sampling is completed, the staff first unscrews the first sampling pipe 3 and the second sampling pipe 4 from the inside of the connecting pipe 2, then the threaded rod 14 is unscrewed from the inside of the second threaded hole 13 and the first threaded hole 12 by a tool, at this time, the pushing force received by the moving strip 11 gradually weakens, then the potential energy of the first reset spring 18 is released to reset the sliding block 17 and the moving strip 11, at the same time, the extrusion force of the connecting block 9 received by the moving strip 11 also gradually weakens, the potential energy of the second reset spring 24 is released to reset the sliding block 23 and the connecting block 9, then the connecting block 9 is separated from the inside of the connecting groove 8, at this time, the staff can pull the fixing ring 5 and drive the assembling block 6 to move out from between the two fixing blocks 10, then the first sampling pipe 3 and the second sampling pipe 4 are separated, the clamping rod 19 is separated from the inside of the clamping groove 20, at this time, the soil samples in the inside of the first sampling pipe 3 and the second sampling pipe 4 can be taken out completely, compared with the prior art, the soil samples in the inside of the first sampling pipe 3 and the second sampling pipe 4 can be taken out completely, and the subsequent development of the sampling work is ensured.

[0040] The above merely describes preferred embodiments of the present application, but is not intended to limit the present application in other forms, and any skilled person in the art can modify or change the above disclosed technical content into equivalent embodiments with equivalent changes. However, any simple modification, equivalent change and modification made to the above embodiments without departing from the technical solution of the present application and according to the technical essence of the present application still falls within the protection scope of the technical solution of the present application.

Claims

1. A soil sampling device for forestry and grassland survey, characterized in that: Include: Handheld sampling drill (1), the handheld sampling drill (1) vibration mouth fixedly connected with connecting pipe (2), the inside of connecting pipe (2) is connected with first sampling pipe (3) and second sampling pipe (4) with screw thread, the bottom surface of first sampling pipe (3) and second sampling pipe (4) is equipped with fixed ring (5), the top surface of fixed ring (5) is fixedly connected with two assembly blocks (6), the bottom surface of first sampling pipe (3) and second sampling pipe (4) is respectively provided with clamping hole (7), the both sides of assembly block (6) are respectively provided with connecting groove (8), the inside of clamping hole (7) is equipped with two connecting blocks (9), connecting block (9) is movably inserted with connecting groove (8); Extrusion component, which is provided inside the clamping hole (7) on both sides, is used to extrude the connecting block (9) to move the connecting block (9); Pushing component, which is provided on the top surface of the fixed ring (5), is used to push the moving component to move.

2. The soil sampling device for forestry and prairie surveying according to claim 1, wherein The extrusion component comprises two fixed blocks (10), two fixed blocks (10) are fixedly connected on both sides inside the clamping hole (7), an operating cavity (21) is formed inside the clamping hole (7), and a moving bar (11) is slidably connected inside the operating cavity (21).

3. The soil sampling device for forestry and rangeland surveys of claim 2, wherein, The extrusion component further comprises an inner groove (16) formed on one side inside the two operating cavities (21), a sliding block (17) is slidably connected inside the inner groove (16), the sliding block (17) is fixedly connected with the two moving bars (11), a first return spring (18) is fixedly connected on one side of the sliding block (17), and the first return spring (18) is fixedly connected with one side inside the two inner grooves (16).

4. The soil sampling device for forestry and rangeland surveys of claim 2, wherein, Two sliding grooves (22) are formed on both sides of the operating cavity (21), a sliding block (23) is slidably connected inside the sliding groove (22), the sliding block (23) is fixedly connected with the two connecting blocks (9), a second return spring (24) is fixedly connected on one side of the sliding block (23), and the second return spring (24) is fixedly connected with one side inside the two sliding grooves (22).

5. The soil sampling device for forestry and rangeland surveys of claim 1, wherein, The pushing component comprises a plurality of second threaded holes (13), a plurality of second threaded holes (13) are formed in the bottom surface of the fixed ring (5), a first threaded hole (12) is formed in the bottom surface of the two operating cavities (21), a threaded rod (14) is threadedly connected in the second threaded hole (13), and the threaded rod (14) is threadedly connected with the first threaded hole (12).

6. The soil sampling device for forestry and rangeland surveys of claim 5, wherein, The pushing component further comprises a plurality of threaded grooves (15), a plurality of threaded grooves (15) are formed in the bottom surface of the fixed ring (5), the threaded grooves (15) are in communication with the second threaded holes (13), and one end of the threaded rod (14) is threadedly connected with the threaded grooves (15).

7. The soil sampling device for forestry and rangeland surveys of claim 1, wherein, A plurality of clamping grooves (20) are formed on one side of the first sampling tube (3), and a plurality of clamping rods (19) are fixedly connected to one side of the second sampling tube (4), and the clamping rods (19) and the clamping grooves (20) are movably inserted.

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