Sampling device for land detection
Technical Field
The utility model relates to the technical field of acquisition sampling equipment, in particular to a sampling device for land detection.
Background
Land detection refers to the inspection, analysis and evaluation of various technical means on land to obtain various properties and characteristics of the land, including aspects of soil properties, water quality, vegetation coverage, geological structures, environmental pollution and the like. Soil sampling refers to the process of collecting underground soil by using an excavating tool or equipment, sampling can be completed by manual operation or by using mechanical equipment, the specific selection depends on the type, the requirement and the purpose of sampling, and the collected soil sample can be sent to a laboratory for analysis so as to obtain information about soil quality, nutrient content, pollution condition and the like
People can carry out the collection research to the soil in different areas through the sampling device for the soil detection in order to monitor the environmental pollution condition in each area in real time, tools commonly used for soil sampling are a spade, a soil drilling rod, a sampling tube and the like, the soil is crushed by the tools and then the soil sample is collected manually, however, most of the existing sampling modes need to manually hold the soil drilling rod in a rotating manner to insert the sampler into the soil, and the soil is collected through the sampler.
Accordingly, it is necessary to provide a new sampling device for land detection to solve the above-mentioned problems.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a sampling device for land detection.
The utility model provides a sampling device for land detection, comprising: the device comprises a fixing device and a collecting device, wherein the inner wall of the fixing device is fixedly connected with the outer wall of the collecting device;
The collecting device comprises a rotating assembly, a driving mechanism, a first soil taking frame, a second soil taking frame, a gear, a spring and a rack, wherein the outer wall of the driving mechanism is fixedly connected with the inner wall of the fixing device, the bottom end of the driving mechanism is fixedly connected with the top end of the rotating assembly, the top end of the first soil taking frame is fixedly connected with one side of the bottom end of the rotating assembly, the bottom end of the rack is fixedly connected with the top end of the second soil taking frame, the bottom end of the rack is attached to the top end of the first soil taking frame, the first soil taking frame and the second soil taking frame form an inner hollow conical structure, the gear is fixedly connected with one side of an inner cavity of the bottom end of the rotating assembly and is meshed with the rack, the front end of the gear is fixedly connected with the rear end of the driving mechanism, one end of the spring is fixedly connected with the side wall of the inner cavity of the bottom end of the rotating assembly, and the other end of the spring is fixedly connected with one end of the second soil taking frame.
Preferably, the driving mechanism comprises a first motor, a second motor, a chain, a worm wheel, a first fixed shaft, a second fixed shaft, a first sprocket and a second sprocket, wherein the outer wall of the first motor is fixedly connected with the inner wall of the fixing device, one end of the second motor is fixedly connected with one end of the rotating assembly, one end of the worm is fixedly connected with the output end of the second motor, the worm wheel is meshed with the worm, one end of the first fixed shaft penetrates through the center of the worm wheel and is movably connected with the side wall of the inner cavity of the rotating assembly through a bearing, the other end of the first fixed shaft is fixedly connected with the center of the first sprocket, one end of the second fixed shaft is fixedly connected with the center of the second sprocket, the other end of the second fixed shaft penetrates through the center of the gear and is movably connected with the side wall of the inner cavity at the bottom end of the rotating assembly through a bearing, and the chain is meshed with the first sprocket and the second sprocket.
Preferably, the rotating assembly comprises a rotating column, a rotating box, a spiral column and a rotating plate, wherein the top end of the rotating column is fixedly connected with the output end of the first motor, the bottom end of the rotating column is fixedly connected with the top end of the rotating box, one end of the second motor is fixedly connected with one end of the rotating box, the top end of the spiral column is fixedly connected with the bottom end of the rotating box, the top end of the rotating plate is fixedly connected with the bottom end of the spiral column, the bottom end of the rotating plate is fixedly connected with the top end of the first soil sampling frame, and one end of the spring is fixedly connected with the side wall of the inner cavity of the rotating plate.
Preferably, the fixing device comprises a fixing frame, a fixing ring, three fixing plates, three universal wheels and three T-shaped plates, wherein the inner wall of the fixing ring is fixedly connected with the outer wall of the first motor, one ends of the T-shaped plates are fixedly connected with the outer wall of the fixing ring and are distributed in a regular triangle, the other ends of the T-shaped plates are respectively and movably connected with the three fixing plates, T-shaped grooves are formed in one opposite sides of the fixing plates and are used for limiting the three T-shaped plates, and the fixing frame penetrates through one sides of the fixing plates and is fixedly connected with the fixing plates, and the top ends of the universal wheels are respectively and fixedly connected with the bottom ends of the fixing plates.
Preferably, one end of the first fixed shaft is movably connected with the side wall of the inner cavity of the rotating box through a bearing, and one end of the second fixed shaft is movably connected with the side wall of the inner cavity of the rotating plate through a bearing.
Preferably, one side of each of the three fixing plates is provided with an arc-shaped through hole, and the fixing frames are fixedly connected with the three fixing plates through the arc-shaped through holes.
Compared with the related art, the sampling device for land detection provided by the utility model has the following structure
The beneficial effects are that:
The utility model provides a sampling device for soil detection, which is characterized in that a fixing device is used for fixing a sampling device, the sampling device for soil detection is moved to a position where soil needs to be detected, a driving mechanism is started, a rotating assembly starts to rotate, a first soil taking frame rotates and drills soil to move downwards, when the sampling device moves to a proper depth, the driving mechanism is started to drive a gear to rotate, the gear is meshed with a rack to drive the rack to move rightwards, one side of the top end of the first soil taking frame moves to squeeze a spring rightwards, the bottom end of the first soil taking frame is opened for soil collection, and the driving mechanism is started to close the first soil taking frame after the soil collection is completed.
Drawings
Fig. 1 is a schematic structural diagram of a sampling device for land detection according to the present utility model;
FIG. 2 is a schematic view of the fixing device in a disassembled configuration;
FIG. 3 is a cross-sectional view of a sampling device for land detection according to the present utility model;
FIG. 4 is an enlarged schematic view of a part of the structure of the collecting device;
fig. 5 is an enlarged schematic diagram of a part of the structure of the acquisition device.
Reference numerals in the drawings: 1. a first motor; 2. a spin column; 3. a fixing frame; 4. a universal wheel; 5. a rotating box; 6. a fixing plate; 7. t-shaped plates; 8. fixing the circular ring; 9. a second motor; 10. a screw column; 11. a chain; 12. a rotating plate; 13. a first soil taking frame; 14. a worm; 15. a worm wheel; 16. a first sprocket; 17. a first fixed shaft; 18. a second fixed shaft; 19. a gear; 20. a rack; 21. a spring; 22. a second sprocket; 23. and the second soil taking frame.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5 in combination, fig. 1 is a schematic structural diagram of a sampling device for land detection according to the present utility model; FIG. 2 is a schematic view of the fixing device in a disassembled configuration;
FIG. 3 is a cross-sectional view of a sampling device for land detection according to the present utility model; FIG. 4 is an enlarged schematic view of a part of the structure of the collecting device; fig. 5 is an enlarged schematic diagram of a part of the structure of the acquisition device.
In a specific implementation process, as shown in fig. 1-5, a sampling device for land detection comprises a fixing device and a collecting device, wherein the inner wall of the fixing device is fixedly connected with the outer wall of the collecting device;
The collecting device comprises a rotating assembly, a driving mechanism, a first soil taking frame 13, a second soil taking frame 23, a gear 19, a spring 21 and a rack 20, wherein the outer wall of the driving mechanism is fixedly connected with the inner wall of the fixing device, the bottom end of the driving mechanism is fixedly connected with the top end of the rotating assembly, the top end of the first soil taking frame 13 is fixedly connected with one side of the bottom end of the rotating assembly, the bottom end of the rack 20 is fixedly connected with the top end of the second soil taking frame 23, the bottom end of the rack 20 is attached to the top end of the first soil taking frame 13, the first soil taking frame 13 and the second soil taking frame 23 form an internal hollow conical structure, the gear 19 is fixedly connected to one side of the inner cavity of the bottom end of the rotating assembly and is meshed with the rack 20, the rotation of the gear 19 drives the rack 20 to move rightwards, the front end of the gear 19 is fixedly connected with the rear end of the driving mechanism, one end of the spring 21 is fixedly connected with the inner cavity side wall of the bottom end of the rotating assembly, the other end of the spring 21 is fixedly connected with one end of the second soil taking frame 23, the rack 20 moves rightwards to drive the second soil taking frame 23 to move rightwards and squeeze the spring 21, and the top end of the rack 20 is attached to the top end of the first soil taking frame 13 all the right when the bottom end of the rack 20 moves rightwards;
The driving mechanism comprises a first motor 1, a second motor 9, a chain 11, a worm 14, a worm wheel 15, a first fixed shaft 17, a second fixed shaft 18, a first sprocket 16 and a second sprocket 22, wherein the outer wall of the first motor 1 is fixedly connected with the inner wall of the fixing device, one end of the second motor 9 is fixedly connected with one end of the rotating assembly, one end of the worm 14 is fixedly connected with the output end of the second motor 9, the second motor 9 drives the worm 14 to rotate, the worm wheel 15 is meshed with the worm 14, the worm 14 rotates to drive the worm wheel 15 to rotate, one end of the first fixed shaft 17 penetrates through the center of the worm wheel 15 and is movably connected with the side wall of the inner cavity of the rotating assembly through a bearing, the other end of the first fixed shaft 17 is fixedly connected with the center of the first sprocket 16, one end of the second fixed shaft 18 is fixedly connected with the center of the second sprocket 22, the other end of the second fixed shaft 18 penetrates through the center of the gear 19 and is movably connected with the side wall of the inner cavity at the bottom end of the rotating assembly through a bearing, the chain 11 is meshed with the first sprocket 16 and the second sprocket 22, the rotating assembly comprises a rotating column 2, a rotating box 5, a spiral column 10 and a rotating plate 12, the top end of the rotating column 2 is fixedly connected with the output end of the first motor 1, the bottom end of the rotating column 2 is fixedly connected with the top end of the rotating box 5, one end of the second motor 9 is fixedly connected with one end of the rotating box 5, the top end of the spiral column 10 is fixedly connected with the bottom end of the rotating plate 12, the bottom end of the rotating plate 12 is fixedly connected with the top end of the first soil taking frame 13, one end of a spring 21 is fixedly connected with the side wall of the inner cavity of the rotating plate 12, when the worm wheel 15 rotates, the first fixed shaft 17 rotates along with the worm wheel, the first sprocket 16 is driven to rotate, the chain 11 starts to move to drive the second sprocket 22 to rotate, the second sprocket 22 drives the second fixed shaft 18 to rotate, and the gear 19 starts to rotate;
the fixing device comprises a fixing frame 3, a fixing ring 8, three fixing plates 6, three universal wheels 4 and three T-shaped plates 7, wherein the inner wall of the fixing ring 8 is fixedly connected with the outer wall of a first motor 1, one ends of the three T-shaped plates 7 are fixedly connected with the outer wall of the fixing ring 8 and are distributed in a regular triangle, the other ends of the three T-shaped plates 7 are respectively movably connected with the three fixing plates 6, T-shaped grooves are formed in opposite sides of the three fixing plates 6 and are used for limiting the three T-shaped plates 7, arc-shaped through holes are formed in one sides of the three fixing plates 6, the fixing frame 3 is fixedly connected with the three fixing plates 6 through the arc-shaped through holes, the top ends of the three universal wheels 4 are respectively fixedly connected with the bottom ends of the three fixing plates 6, and the collecting device drives the fixing ring 8 and the three T-shaped plates 7 to move downwards when moving downwards.
The working principle provided by the utility model is as follows: the collecting device is fixed through the fixing device, namely, the outer wall of the first motor 1 is fixed on the inner wall of the fixed circular ring 8, the first motor 1 is started, the rotating assembly starts to rotate, the first soil taking frame 13 and the second soil taking frame 23 are driven to rotate and move downwards, when the collecting device moves to a proper depth in soil, the second motor 9 is started, the worm 14 is driven to rotate by the second motor 9, the worm 14 drives the worm wheel 15 to rotate, the worm wheel 15 and the first chain wheel 16 are fixedly connected through the first fixing shaft 17, the first chain wheel 16 drives the chain 11 to move when rotating, meanwhile, the second chain wheel 22 starts to rotate, the gear 19 and the gear rack 20 are meshed to drive the gear rack 20 to move rightwards, and the second soil taking frame 23 is driven to move rightwards and the spring 21 is extruded when the gear rack 20 moves rightwards.
The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.