CN112326327A

CN112326327A - Soil sampling device for environmental monitoring

Info

Publication number: CN112326327A
Application number: CN202011401913.6A
Authority: CN
Inventors: 黄得永; 夏书梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-02-05

Abstract

The invention discloses a soil sampling device for environmental monitoring, which relates to the technical field of soil sampling and comprises a support, a ground drilling mechanism and a sampling mechanism, wherein the outer surface of a driven bevel gear is meshed and connected with a driving bevel gear, the inner surface of a fixed shaft is in threaded connection with a screw rod, the outer surface of a pull rod is rotationally connected with a sliding rod, one end of a second support rod, which is far away from a first support rod, is rotationally connected with a fourth support rod through a rotating shaft, and one side surface of a sampling block is fixedly connected with a tension spring. According to the soil sampler, the driving bevel gear, the driven bevel gear, the convex block, the fixed shaft, the screw and the transmission groove are arranged, the mechanism does not need to apply force to the screw from the upper end of the screw, so that deeper soil can be sampled conveniently, and by arranging the rotating shaft, the pull rod, the sliding rod, the fixed block, the first support rod, the second support rod, the third support rod, the fourth support rod, the sampling block and the extension spring, soil at various depths can be excavated, so that the sampling efficiency can be improved to a certain extent.

Description

Soil sampling device for environmental monitoring

Technical Field

The invention relates to the technical field of soil sampling, in particular to a soil sampling device for environment monitoring.

Background

The superficial rock of the earth undergoes weathering and is progressively destroyed into loose mineral particles of varying sizes (called the matrix). The soil is formed and evolved under the comprehensive action of various soil forming factors such as parent material, climate, biology, terrain, time and the like. The soil is complex in composition and generally consists of mineral substances, organic matters generated by decomposition of animal and plant residues, water, air and other solid, liquid and gas phases. Soil environment monitoring means that the environment quality (or pollution degree) and the change trend thereof are determined by measuring representative values of factors affecting the soil environment quality. Soil monitoring is commonly referred to as soil environment monitoring, and is an important link in monitoring ecological environment, and references are provided for work such as crop planting, land improvement and the like through monitoring indexes such as soil humidity, pH value, temperature and the like. The soil sampler is a tool for acquiring soil samples, and commonly used soil drills, shovels and shovels are provided, wherein each soil drill consists of a drill bit and a handle, the drill bit is usually spiral or cylindrical, the top end of each spiral drill bit is a pair of sharp knife edges which can be rotatably cut into soil, an expanded soil containing cavity is arranged next to the knife edges, and the soil samples of soil layers to be acquired can be guided into the cavities by downwards drilling into the soil surface along with the rotation of the handles.

At present, current soil sampling device generally all applys screw pressure from the top of device, therefore sampling device can not design too high, so lead to the sample depth to receive the restriction, inconvenient taking a sample to the soil on deep layer, current soil sampling device is inconvenient takes a sample to each layer soil simultaneously in addition, consequently lead to sampling efficiency lower, certain improvement space in addition, current soil sampling device has the sample depth limited and inconvenient problem of taking a sample to each layer soil simultaneously.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the soil sampling device for environment monitoring, which has the advantages that the sampling device can be designed to be very high, deeper soil can be sampled, each layer of soil can be sampled simultaneously, and the like, and the problems in the background art are solved.

(II) technical scheme

In order to realize the purposes that the sampling device can be designed to be very high so as to sample deeper soil and simultaneously sample soil of each layer, the invention provides the following technical scheme: a soil sampling device for environmental monitoring comprises a support, a ground drilling mechanism and a sampling mechanism, wherein the ground drilling mechanism comprises a fixed shaft, the upper part of the fixed shaft is rotatably connected with a driven bevel gear, the outer surface of the driven bevel gear is connected with a driving bevel gear in a meshing manner, the inner surface of the driven bevel gear is fixedly connected with a convex block, the inner surface of the fixed shaft is in threaded connection with a screw rod, and one side of the screw rod is provided with a transmission groove matched with the convex block; sampling mechanism includes connecting axle and sample piece, the internal surface threaded connection of screw rod has the axis of rotation, the lower extreme fixedly connected with pull rod of axis of rotation, the surface of pull rod rotates and is connected with the slide bar, the internal surface fixedly connected with fixed block of fixed block, one side of sample piece is rotated through the pivot and is connected with first bracing piece, the one end that the sample piece was kept away from to first bracing piece is rotated through the pivot and is connected with the second bracing piece, the one end that first bracing piece was kept away from to the second bracing piece is rotated through the pivot and is connected with the fourth bracing piece, the one end that the second bracing piece was kept away from to the fourth bracing piece is rotated through the pivot and is connected with the third bracing piece, a side fixedly connected with.

Preferably, the upper end of the support is fixedly connected with the fixed shaft, the upper surface of the support is fixedly connected with the connecting seat, the upper part of the connecting seat is rotatably connected with the transmission shaft, and one end of the transmission shaft is fixedly connected with the driving bevel gear.

Preferably, one end of the transmission shaft, which is far away from the driving bevel gear, is fixedly connected with a second rotating disc, and one side of the second rotating disc is rotatably connected with a rotating handle.

Preferably, the inner surface of the driven bevel gear is slidably connected with the screw, the projection is cylindrical, and the inner surface of the transmission groove is slidably connected with the projection.

Preferably, the upper end of the rotating shaft is fixedly connected with a first rotating disc, the pull rod is T-shaped, and the inner surface of the connecting shaft is connected with the sliding rod in a sliding mode.

Preferably, the lower end of the screw rod is fixedly connected with the connecting shaft, the inside of the connecting shaft is connected with the sampling block in a sliding mode, and the sliding rod is U-shaped.

Preferably, the fixed block is in a right-angle trapezoid shape, one end, away from the sampling block, of the first supporting rod abuts against the outer surface of the fixed block, and one end, away from the first supporting rod, of the second supporting rod is rotatably connected with the sampling block through a rotating shaft.

Preferably, one end of the fourth supporting rod, which is far away from the second supporting rod, abuts against the outer surface of the fixed block, and one end of the third supporting rod, which is far away from the fourth supporting rod, is rotatably connected with the first supporting rod through a rotating shaft.

Preferably, the lower extreme fixedly connected with fixing base of support, one side threaded connection of fixing base has the dead lever, the upper end fixedly connected with fixed handle of dead lever.

Advantageous effects

Compared with the prior art, the invention provides a soil sampling device for environmental monitoring, which has the following beneficial effects:

1. this soil sampling device for environmental monitoring, through setting up initiative bevel gear, driven bevel gear, the lug, the fixed axle, screw rod and drive groove, initiative bevel gear and driven bevel gear pass through the lug and drive groove drives the screw rod rotates, because the lug can slide in the drive groove, consequently pivoted screw rod can drive the connecting axle and bore into ground, this mechanism need not carry out the application of force to it from the upper end of screw rod, thereby can be with the higher of the device design, increase the sample depth who makes the device, the convenience is taken a sample to deeper soil.

2. This soil sampling device for environmental monitoring, through setting up the axis of rotation, the pull rod, the slide bar, the fixed block, first bracing piece, the second bracing piece, the third bracing piece, the fourth bracing piece, sample piece and extension spring, the rotation of axis of rotation can drive slide bar and fixed block gliding, the fixed block is through the both ends of extruding first bracing piece and third bracing piece, thereby the sample piece of extrusion both sides stretches out the connecting axle outside, and dig the soil to each degree of depth and take, can improve sampling efficiency to a certain extent.

Drawings

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

FIG. 2 is a front cross-sectional structural view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 2 according to the present invention;

FIG. 5 is a side cross-sectional view of the connecting shaft of the present invention;

FIG. 6 is a schematic top sectional view of the connecting shaft of the present invention.

In the figure: 1. a support; 2. a connecting shaft; 4. a fixed shaft; 5. a driven bevel gear; 6. a screw; 7. a rotating shaft; 8. a first rotating disk; 9. a second rotating disk; 10. rotating the handle; 11. sampling blocks; 12. fixing a handle; 13. fixing the rod; 14. a fixed seat; 15. a slide bar; 16. a drive shaft; 17. a connecting seat; 18. a first support bar; 19. a second support bar; 20. an extension spring; 21. a pull rod; 22. a fixed block; 23. a transmission groove; 24. a drive bevel gear; 26. a bump; 27. a third support bar; 28. and a fourth support bar.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a soil sampling device for environmental monitoring comprises a support 1, a ground drilling mechanism and a sampling mechanism, wherein the ground drilling mechanism comprises a fixed shaft 4, the upper part of the fixed shaft 4 is rotatably connected with a driven bevel gear 5, the outer surface of the driven bevel gear 5 is engaged with a driving bevel gear 24, the upper end of the support 1 is fixedly connected with the fixed shaft 4, the upper surface of the support 1 is fixedly connected with a connecting seat 17, the upper part of the connecting seat 17 is rotatably connected with a transmission shaft 16, one end of the transmission shaft 16 is fixedly connected with the driving bevel gear 24, one end of the transmission shaft 16 far away from the driving bevel gear 24 is fixedly connected with a second rotating disc 9, one side of the second rotating disc 9 is rotatably connected with a rotating handle 10, the inner surface of the driven bevel gear 5 is fixedly connected with a convex block 26, the inner surface of the fixed shaft, the shape of the lug 26 is cylindrical, the inner surface of the transmission groove 23 is in sliding connection with the lug 26, and one side of the screw 6 is provided with the transmission groove 23 matched with the lug 26; the sampling mechanism comprises a connecting shaft 2 and a sampling block 11, the inner surface of a screw rod 6 is in threaded connection with a rotating shaft 7, the lower end of the rotating shaft 7 is fixedly connected with a pull rod 21, the upper end of the rotating shaft 7 is fixedly connected with a first rotating disc 8, the pull rod 21 is T-shaped, the inner surface of the connecting shaft 2 is in sliding connection with a sliding rod 15, the outer surface of the pull rod 21 is in rotating connection with the sliding rod 15, the lower end of the screw rod 6 is fixedly connected with the connecting shaft 2, the inside of the connecting shaft 2 is in sliding connection with the sampling block 11, the sliding rod 15 is U-shaped, the inner surface of the fixing block 22 is fixedly connected with a fixing block 22, one side of the sampling block 11 is in rotating connection with a first supporting rod 18 through a rotating shaft, one end, far away from the sampling block 11, of the first supporting rod 18 is in rotating connection with a second supporting rod 19, one end of the second support rod 19 far away from the first support rod 18 is connected with the sampling block 11 through a rotating shaft in a rotating manner, one end of the second support rod 19 far away from the first support rod 18 is connected with a fourth support rod 28 through a rotating shaft in a rotating manner, one end of the fourth support rod 28 far away from the second support rod 19 is connected with a third support rod 27 through a rotating shaft in a rotating manner, one end of the fourth support rod 28 far away from the second support rod 19 is abutted to the outer surface of the fixed block 22, one end of the third support rod 27 far away from the fourth support rod 28 is connected with the first support rod 18 through a rotating shaft in a rotating manner, a side fixedly connected with extension spring 20 of the sampling block 11, a lower end fixedly connected with fixing seat 14 of the support 1, one side of the fixing.

When the device is used, the device is firstly horizontally placed in a sampling area, then the fixed rod 13 is rotated through the fixed handle 12 to be inserted into the ground, the device is fixed on the ground, then the transmission shaft 16 and the driving bevel gear 24 are rotated through the rotating handle 10 and the second rotating disc 9, the driving bevel gear 24 drives the screw rod 6 to rotate through the driven bevel gear 5, the convex block 26 and the transmission groove 23, the rotating screw rod 6 can drive the connecting shaft 2 to drill into the ground because the convex block 26 can slide in the transmission groove 23, and the mechanism does not need to apply force to the screw rod 6 from the upper end thereof, so that the device can be designed to be higher, the sampling depth of the device is increased, and deeper soil can be conveniently sampled; connecting axle 2 bores and drives axis of rotation 7 rotation through first rotary disk 8 after going into ground, the internal surface threaded connection of axis of rotation 7 and screw rod 6, therefore the rotation of axis of rotation 7 can drive slide bar 15 and fixed block 22 gliding, fixed block 22 is through the both ends of the first bracing piece 18 of extrusion and third bracing piece 27, make first bracing piece 18, second bracing piece 19, the upper and lower both ends shrink of third bracing piece 27 and fourth bracing piece 28, control both ends extension about, thereby the sample block 11 of extrusion both sides stretches out the connecting axle 2 outside, slide on slide bar 15 and fixed block 22 through screw rod 6 control after the sample is accomplished, extension spring 20 can stimulate the sample block 11 indentation connecting axle 2 of both sides in, can accomplish the sample, take connecting axle 2 out at last again.

To sum up, the soil sampling device for environmental monitoring is provided with the driving bevel gear 24, the driven bevel gear 5, the convex block 26, the fixed shaft 4, the screw rod 6 and the transmission groove 23, the driving bevel gear 24 and the driven bevel gear 5 drive the screw rod 6 to rotate through the convex block 26 and the transmission groove 23, and the convex block 26 can slide in the transmission groove 23, so that the rotating screw rod 6 can drive the connecting shaft 2 to drill into the ground, the mechanism does not need to apply force to the screw rod 6 from the upper end thereof, thereby the device can be designed to be higher, the sampling depth of the device is increased, deeper soil can be conveniently sampled, the rotating shaft 7 can drive the sliding rod 15 and the fixed block 22 to slide downwards through the arrangement of the rotating shaft 7, the pull rod 21, the sliding rod 15, the fixed block 22, the first support rod 18, the second support rod 19, the third support rod 27, the fourth support rod 28, the sampling block 11 and the extension, the fixing block 22 can improve sampling efficiency to a certain extent by extruding both ends of the first support rod 18 and the third support rod 27 so that the sampling blocks 11 extruded from both sides extend out of the connecting shaft 2 and dig out soil of various depths.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the use of the verb "comprise a" to define an element does not exclude the presence of another, same element in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a soil sampling device for environmental monitoring, includes support (1), bores ground mechanism and sampling mechanism, its characterized in that: the ground drilling mechanism comprises a fixed shaft (4), the upper part of the fixed shaft (4) is rotatably connected with a driven bevel gear (5), the outer surface of the driven bevel gear (5) is connected with a driving bevel gear (24) in a meshed manner, the inner surface of the driven bevel gear (5) is fixedly connected with a convex block (26), the inner surface of the fixed shaft (4) is connected with a screw rod (6) in a threaded manner, and one side of the screw rod (6) is provided with a transmission groove (23) matched with the convex block (26); the sampling mechanism comprises a connecting shaft (2) and a sampling block (11), the inner surface of the screw rod (6) is in threaded connection with a rotating shaft (7), the lower end of the rotating shaft (7) is fixedly connected with a pull rod (21), the outer surface of the pull rod (21) is connected with a sliding rod (15) in a rotating manner, the inner surface of the fixed block (22) is fixedly connected with a fixed block (22), one side of the sampling block (11) is connected with a first supporting rod (18) in a rotating manner through a rotating shaft, one end, far away from the sampling block (11), of the first supporting rod (18) is connected with a second supporting rod (19) in a rotating manner through a rotating shaft, one end, far away from the first supporting rod (18), of the second supporting rod (19) is connected with a fourth supporting rod (28) in a rotating manner through a rotating shaft, one end, far away from the second supporting rod (, and one side surface of the sampling block (11) is fixedly connected with an extension spring (20).

2. The soil sampling device for environmental monitoring of claim 1, wherein: the upper end of the support (1) is fixedly connected with the fixed shaft (4), the upper surface of the support (1) is fixedly connected with a connecting seat (17), the upper portion of the connecting seat (17) is rotatably connected with a transmission shaft (16), and one end of the transmission shaft (16) is fixedly connected with a driving bevel gear (24).

3. The soil sampling device for environmental monitoring of claim 2, wherein: one end of the transmission shaft (16) far away from the driving bevel gear (24) is fixedly connected with a second rotating disc (9), and one side of the second rotating disc (9) is rotatably connected with a rotating handle (10).

4. The soil sampling device for environmental monitoring of claim 1, wherein: the inner surface of the driven bevel gear (5) is in sliding connection with the screw (6), the lug (26) is cylindrical, and the inner surface of the transmission groove (23) is in sliding connection with the lug (26).

5. The soil sampling device for environmental monitoring of claim 1, wherein: the upper end fixedly connected with first rotation dish (8) of axis of rotation (7), the shape of pull rod (21) is the T type, the internal surface and the slide bar (15) sliding connection of connecting axle (2).

6. The soil sampling device for environmental monitoring of claim 1, wherein: the lower end of the screw rod (6) is fixedly connected with the connecting shaft (2), the inside of the connecting shaft (2) is connected with the sampling block (11) in a sliding mode, and the sliding rod (15) is U-shaped.

7. The soil sampling device for environmental monitoring of claim 1, wherein: the shape of fixed block (22) is right angle trapezoidal, the one end butt of sampling piece (11) is kept away from in the surface of fixed block (22) in first bracing piece (18), the one end that first bracing piece (18) were kept away from in second bracing piece (19) is rotated through pivot and sampling piece (11) and is connected.

8. The soil sampling device for environmental monitoring of claim 1, wherein: one end, far away from the second supporting rod (19), of the fourth supporting rod (28) abuts against the outer surface of the fixing block (22), and one end, far away from the fourth supporting rod (28), of the third supporting rod (27) is rotatably connected with the first supporting rod (18) through a rotating shaft.

9. The soil sampling device for environmental monitoring of claim 1, wherein: the lower extreme fixedly connected with fixing base (14) of support (1), one side threaded connection of fixing base (14) has dead lever (13), the upper end fixedly connected with fixed handle (12) of dead lever (13).