Search

CN-122016382-A - Photovoltaic field soil stratified sampling device

CN122016382ACN 122016382 ACN122016382 ACN 122016382ACN-122016382-A

Abstract

The invention relates to the technical field of soil sampling, and discloses a soil stratified sampling device for a photovoltaic field, which comprises a frame and a three-level bearing seat from top to bottom, wherein the synchronous rotation sampling of 4 drilling cylinders is realized through motor, belt transmission and multi-group eccentric shaft linkage; the drill cylinder is provided with an arc-shaped alloy head and is matched with the locking piece to be quickly and firmly connected, so that autorotation is prevented; the device comprises an overload clutch structure, automatic force-breaking protection when meeting hard resistance, synchronous folding of a frame and a support frame, stable operation of a lifting mechanism driven by a worm and gear, protection of a box body and a turning plate, adaptation to field environment, high sampling efficiency, strong representativeness, convenient operation, accurate layered sampling and suitability for soil detection in a photovoltaic field.

Inventors

  • LI MING
  • WANG WEIYI
  • WANG BIN
  • MENG XIANGDONG
  • SUN YUNFENG
  • Yan Qingkun
  • QIAO YUPENG
  • LI ZHIQUAN
  • JIAO DING
  • ZHAO KAI
  • LI JIANJUN

Assignees

  • 内蒙古农业大学
  • 华能乌拉特中旗新能源发电有限公司

Dates

Publication Date
20260512
Application Date
20260305

Claims (9)

  1. 1. A soil stratified sampling device for a photovoltaic field region is characterized by comprising a frame (1), wherein a first bearing seat (2), a second bearing seat (3) and a third bearing seat (4) which are arranged from top to bottom are arranged on the frame (1), a first rotating shaft (5) is rotationally connected to the first bearing seat (2), the first rotating shaft (5) is connected with a first motor (6) through belt transmission, a second rotating shaft (7) is arranged at the lower end of the first rotating shaft (5), the second rotating shaft (7) is rotationally connected with the second bearing seat (3), a first eccentric shaft (8) is connected at the lower end of the second rotating shaft (7), a cross-shaped frame (9) is rotationally connected to 4 branch sections of the first eccentric shaft (8), the rotation of the 4 second eccentric shafts (10) is synchronous, a third rotating shaft (11) is rotationally connected to the second bearing seat (4), the third rotating shaft (11) is rotationally connected with the third rotating shaft (4), the third rotating shaft (11) is located at the 4 side of the third bearing seat (4), a supporting frame (50) is arranged at the upper end of the third rotating shaft (11) through a supporting frame (1), a supporting frame (50) is arranged at the lower end of the third rotating shaft (11), the lifting mechanism comprises a lifting mechanism body, a lifting mechanism (51), a support plate (52), an ear seat (53), an L-shaped support rod (54), a base plate (56), a tripod (57), a first connecting rod (58), a second connecting rod (59), a basket bolt (60) and a through groove (61) for the basket bolt (60) to pass through, wherein the fixed end of the lifting mechanism body (51) is connected with the fixed end of the lifting mechanism body, the ear seat (53) is connected with the top surface of the support plate (52), the tail end of the support rod (54) is connected with the base plate (56) through the bracket seat (55), the tripod (57) is hinged to one end surface of the base plate (56), the free end of the first connecting rod (58) is hinged to the fixed end of the lifting mechanism body (51), the tripod (57) is also hinged to the second connecting rod (59), the basket bolt (60) is hinged to the second connecting rod, and the through groove (61) for the basket bolt (60) to pass through is formed in the base plate (56).
  2. 2. The device for stratified sampling of soil in a photovoltaic field region according to claim 1 is characterized in that the drilling barrel (13) is of a barrel-shaped structure, an arc-shaped alloy head (14) which is arranged at an equal angle is arranged at the lower end of the drilling barrel, the inner wall and the outer wall of the alloy head (14) are flush with the inner wall and the outer wall of the drilling barrel (13), a semicircular groove is formed in the bottom surface of the drilling barrel, the top surface of the drilling barrel (13) is connected with a plug (15), a butt-hook-shaped annular groove (16) is formed in the side wall of the plug (15), 2 symmetrical tangential surfaces (17) are arranged on the top surface of the drilling barrel, and the tangential surfaces (17) are communicated with the annular groove (16).
  3. 3. The device for stratified sampling of soil in a photovoltaic field region according to claim 2, wherein the locking member (12) comprises a valve seat (18), a jack (19) matched with the plug (15) is formed in the bottom surface of the valve seat (18), a sliding hole (20) communicated with the jack (19) is formed in the side wall of the valve seat (18), a first chuck (21) and a second chuck (22) are slidably connected in the sliding hole (20), a bolt hole (23) is formed in the center of the sliding hole and provided with a countersunk bolt (24), a gap is reserved behind the plug (15) is clamped, clamping grooves (25) matched with the tangential surface (17) and the annular groove (16) are formed in the opposite surface, 2 symmetrical first springs (26) are arranged on the opposite surface, guide grooves (27) are formed in the upper side walls of the first chuck (21) and the second chuck (22), and guide rods (28) fixed with the sliding hole (20) are slidably connected in the guide grooves (27).
  4. 4. The device for stratified sampling of soil in a photovoltaic field area according to claim 2, wherein the inner top surface of the drill pipe (13) is connected with a drill pipe (29), a threaded groove (30) is formed in the side wall of the drill pipe (29), a concave cavity (31) is formed in the lower end of the drill pipe (29), a tip (32) is installed in the concave cavity (31), a second spring (33) is connected to the top surface of the tip (32), a frustum (34) with the upper diameter larger than the lower diameter is connected to the upper end of the second spring (33), an equal-angle sliding groove (35) is formed in the inclined surface of the frustum (34), equidistant inclined holes (36) are formed in the side wall of the drill pipe (29), inclined holes (36) are opposite to the sliding grooves (35) in inclination direction, inclined rods (37) hidden in an initial state are connected in a sliding mode, a ball head (38) matched with the sliding grooves (35) are connected to the upper end of the inclined rods (37), a valve rod (39) with a first sealing ring (40) is connected to the upper end of the frustum (34), a gas transmission runner (41) is formed in the center of the drill pipe (29), the valve rod (39) is connected with the gas transmission runner (41), the gas transmission runner (41) is connected to the gas transmission runner (41), and the gas transmission runner (41) is in a sliding mode, and the inclined direction is sequentially penetrates through the valve seat (13) and the third rotary shaft (11).
  5. 5. The device for stratified sampling of soil in a photovoltaic field region according to claim 4, wherein the side wall of the plug (15) is provided with a second sealing ring (94), the side wall of the valve seat (18) is provided with a sleeve (95), the sleeve (95) corresponds to the sliding hole (20), the diameter of the sleeve (95) is larger than that of the sliding hole (20), and the sleeve (95) is connected with an end cover (96) in a threaded manner.
  6. 6. The device for stratified sampling of soil in a photovoltaic field region according to claim 1 is characterized in that a first clutch wheel (42) is connected to the upper end of the second rotating shaft (7), the first clutch wheel (42) is meshed with a second clutch wheel (43), the second clutch wheel (43) is slidably connected with a shaft cover (44), the inner side wall of the shaft cover (44) is connected with an equiangular vertical rod (45), the vertical rod (45) is slidably connected with a limiting plate (46), the top surface of the limiting plate (46) is connected with the first rotating shaft (5), a blind hole (47) is formed in the center of the limiting plate (46), an eight prism (48) is slidably connected with the lower end of the blind hole (47) and is in threaded connection with the second clutch wheel (43), a third spring (49) is sleeved on the first rotating shaft (5), and the third spring (49) is located in a gap between the shaft cover (44) and the first bearing seat (2).
  7. 7. The device for stratified sampling of soil in a photovoltaic field region according to claim 1, wherein the lifting mechanism (51) comprises a lifting rod (63) arranged on the supporting frame (50), tooth grooves (64) and symmetrical arc grooves (65) are formed in the side wall of the lifting rod (63), the arc grooves (65) are slidably connected with guide pipes (66) connected with the carrier plate (52) as fixed ends, the side wall of each guide pipe (66) is connected with a support (67), the support (67) is provided with a first bearing seat (68) and a second bearing seat (70), the first bearing seat (68) is rotatably connected with a worm wheel (69) meshed with the tooth grooves (64), the second bearing seat (70) is rotatably connected with a worm (71) driven by a second motor (72), and the worm (71) is used for driving the worm wheel (69) to rotate.
  8. 8. The device for stratified sampling of soil in a photovoltaic field region according to claim 1, further comprising a base (73) arranged on a carriage, wherein the base (73) is provided with a first box body (74), an opening (75) for the drill pipe (13) to extend out is formed in the bottom surface of the first box body (74), the inner wall is used for fixing the base plate (56), the first box body (74) is provided with a first notch (76) for fixing the first telescopic rod (62), the first box body (74) is hinged with a second box body (77) through a hinge, the first box body and the first box body are matched and buckled to form a containing cavity (78) for containing the drill pipe (13), the second box body (77) is provided with a second notch (79) with the length smaller than that of the first notch (76), a hinge seat (80) is arranged in the first notch (76), the hinge seat (80) is hinged with a second telescopic rod (81), a piston end of the second telescopic rod (81) is hinged with a bending rod (82), a first shaft rod (83) connected with the first bending rod (84) in a rotating mode, and a third shaft rod (84) is connected with the second shaft rod (84) in a rotating mode.
  9. 9. The device for stratified sampling of soil in a photovoltaic field region according to claim 8, characterized in that the first box body (74) is internally provided with a third bearing seat (86) which is symmetrically arranged, 2 groups are combined, each group of the third bearing seat (86) is rotatably connected with a turning plate (87) for controlling the opening (75) to be opened and closed, the turning plate (87) is hinged with a fourth connecting rod (88), the free ends of the 2 fourth connecting rods (88) are hinged with a third shaft rod (89), the third shaft rod (89) is connected with a sliding block (90), the sliding block (90) is slidably connected with a guide rail (91) connected with the first box body (74) and vertically moves along the guide rail, the third shaft rod (89) is also hinged with a fifth connecting rod (92), the free end of the fifth connecting rod (92) is hinged with a sixth connecting rod (97), and the free end of the sixth connecting rod (97) is hinged with a third motor (93) fixed with the first box body (74).

Description

Photovoltaic field soil stratified sampling device Technical Field The invention relates to the technical field of soil sampling, in particular to a soil stratified sampling device for a photovoltaic field. Background The project takes the monitoring of the geographical environment of the photovoltaic field area and ecological restoration as cores, and needs to systematically acquire multidimensional geographical information such as the physical and chemical properties of soil, the topography, the wind sand, vegetation and the like of the photovoltaic field area, wherein the soil mapping geographical information is a core component part of a geographical information system of the photovoltaic field area, and is a basic data support for developing the research of the wind sand environment, the improvement of the soil matrix and the ecological restoration of the project. When the solar energy industry and other clean energy industries continuously develop, the cost of solar photovoltaic technology is continuously reduced, the efficiency is steadily improved, the solar cell panel is promoted to be more economically and widely popularized, but the large-scale construction of the photovoltaic power station also has short-term influence on soil quality and chemical properties, soil excavation and leveling operation are easy to cause soil mixing and accumulation, and the cell panel infrastructure can possibly introduce foreign substances to change the chemical constitution of the soil, so that although the vegetation planting can form positive improvement effect on the soil in the photovoltaic power station, the soil improvement condition is required to be continuously and closely monitored. In the construction and operation process of the photovoltaic power station, the field soil needs to be subjected to layered sampling detection so as to grasp the soil components, the structure and the physicochemical properties, and data support is provided for the design, the construction and the later maintenance of the power station. At present, the soil sampling in photovoltaic field area adopts singly bores a sampling device more, bores the rotatory soil acquisition that bores a section of thick bamboo through single, and this kind of device once operation only can acquire the soil sample in a position, and sampling efficiency is lower, is difficult to satisfy the quick sampling demand in large tracts of land photovoltaic field area. Disclosure of Invention The invention aims to provide a soil stratified sampling device for a photovoltaic field, which solves the problem that the soil sample at one point can be obtained only by one operation in the background technology, and the sampling efficiency is low. The technical scheme includes that the device comprises a frame, a first bearing seat, a second bearing seat and a third bearing seat which are arranged from top to bottom are arranged on the frame, a first rotating shaft is rotatably connected to the first bearing seat, the first rotating shaft is connected with a first motor through belt transmission, a second rotating shaft is arranged at the lower end of the first rotating shaft and is rotatably connected with the second bearing seat, a first eccentric shaft is connected at the lower end of the second rotating shaft, a cross-shaped frame is rotatably connected to the first eccentric shaft, the second eccentric shaft is rotatably connected to 4 branch sections of the cross-shaped frame, the rotation of the 4 second eccentric shafts is synchronous, a third rotating shaft is rotatably connected to the second eccentric shaft, the third rotating shaft is rotatably connected with the third bearing seat, the third rotating shaft is located on the surface of the 4 quadrant shafts of the third bearing seat, and a drilling barrel is connected to the lower end of the third rotating shaft through a locking piece. The photovoltaic field soil stratified sampling device has the advantages that the photovoltaic field soil stratified sampling device is remarkable in technical effect, 4 drilling cylinders are synchronously operated, sampling efficiency and representativeness are greatly improved, the drilling cylinders are firmly connected with a locking piece, the abrasion resistance and the soil breaking capacity of an alloy head are enhanced, a drill rod inclined rod is used for realizing soil stratified cutting and falling prevention, an overload protection is provided by a clutch structure, the safety of the device is guaranteed, a folding lifting mechanism is space-saving and stable in support, the worm gear and worm drive is used for improving sampling depth precision, the box body and a turning plate are used for providing rainproof and sundry protection for the drilling cylinders, the whole device is suitable for a field complex environment, operation is convenient, and sampling precision is reliable. Drawings Fig. 1 is a schematic perspective view of the present application