CN114674601B - Multi-point soil sampling vehicle - Google Patents
Multi-point soil sampling vehicle Download PDFInfo
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- CN114674601B CN114674601B CN202210412138.7A CN202210412138A CN114674601B CN 114674601 B CN114674601 B CN 114674601B CN 202210412138 A CN202210412138 A CN 202210412138A CN 114674601 B CN114674601 B CN 114674601B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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Abstract
The invention provides a multi-point soil sampling vehicle, which relates to the technical field of soil sampling equipment and comprises a vehicle bottom plate, a sample cylinder preparation platform, a sampling knife, a sampling cylinder and a sampling knife driving device, wherein the vehicle bottom plate is provided with a vehicle body; the vehicle bottom plate is provided with a sampling hole; the sample cylinder preparation table is horizontally and rotatably arranged on the vehicle bottom plate and is provided with a sample cylinder fixing through hole; the sampling cylinder is in interference fit with the sample cylinder fixing through hole and is provided with a bottom sampling port and a top long hole; the sampling knife comprises a longitudinal knife bar, a knife blade and a limiting piece; the length of the blade is smaller than that of the long hole at the top of the sampling cylinder, the length of the blade is larger than that of the long hole at the top of the sampling cylinder, the blade can pass through the long hole at the top of the sampling cylinder when the longitudinal cutter bar is at a first rotating angle and can not pass through the long hole at the top of the sampling cylinder when the longitudinal cutter bar is at a second rotating angle, and the limiting piece can not pass through the long hole at the top of the sampling cylinder all the time; the sampling knife driving device drives the longitudinal knife bar to lift and drives the longitudinal knife bar to rotate. The invention solves the problem that the existing soil sampling vehicle cannot rapidly distinguish multipoint soil, so that the sampling efficiency is low.
Description
Technical Field
The invention relates to the technical field of soil sampling equipment, in particular to a multi-point soil sampling vehicle.
Background
In the soil monitoring technology field, when the multi-point soil condition sampling analysis needs to be carried out on the soil in a large range, the existing common mode is mainly to carry out on-site exploration and sampling through technical personnel, but the sampling efficiency of the sampling mode is very low, and a large amount of manpower and material resources can be consumed.
For alleviating this problem, improve sampling efficiency, reduce the human cost, at present, still can use soil sampling car to carry out soil sampling, but among the prior art, when using soil sampling car to sample soil, be exactly that simple fixed point is dug and is got a certain amount of soil and take back, but sampling car itself can not distinguish the soil of different position, if should distinguish and rely on the manual classification of sampling personnel completely, the sampling process still simply not has the problem that sampling efficiency is low equally.
Disclosure of Invention
The invention aims to provide a multi-point soil sampling vehicle to solve the technical problem that in the prior art, multi-point soil cannot be rapidly distinguished in the soil sampling process by using the soil sampling vehicle, so that the sampling efficiency is low.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
the embodiment of the invention provides a multi-point position soil sampling vehicle, which comprises a vehicle bottom plate, a sample cylinder preparation platform, a sampling knife, a sampling cylinder and a sampling knife driving device, wherein the vehicle bottom plate is provided with a vehicle body;
a sampling hole longitudinally penetrating through the vehicle bottom plate is formed in the vehicle bottom plate;
the sample cylinder preparation platform is horizontally and rotatably arranged on the upper surface of the vehicle bottom plate through a preparation platform rotating mechanism, at least two sample cylinder fixing through holes are formed in the sample cylinder preparation platform, and the diameter of each sample cylinder fixing through hole is smaller than or equal to that of a sampling hole of the vehicle bottom plate; the at least two sample cylinder fixing through holes are distributed in a pairwise interval manner in the circumferential direction of a central point of the sample cylinder preparation platform, which horizontally rotates relative to the vehicle bottom plate, and the preparation platform rotating mechanism can drive the sample cylinder preparation platform to rotate so as to enable any sample cylinder fixing through hole to coincide with a sampling hole in the vehicle bottom plate;
a sampling cylinder is respectively in interference fit in each sample cylinder fixing through hole, the bottom of the sampling cylinder is provided with a sampling port, and the top of the sampling cylinder is provided with a top long hole;
the sampling knife comprises a longitudinal knife bar, a knife blade and a limiting piece, wherein the knife blade and the limiting piece are both connected to the longitudinal knife bar, and the limiting piece is positioned above the knife blade; the length of the blade is smaller than the length of the top long hole of the sampling cylinder and larger than the width of the top long hole of the sampling cylinder, the blade is configured to pass through the top long hole of the sampling cylinder under the condition that the longitudinal cutter bar is at a first rotation angle and not to pass through the top long hole of the sampling cylinder under the condition that the longitudinal cutter bar is at a second rotation angle, and the limiting piece is configured to not pass through the top long hole of the sampling cylinder all the time;
the sampling knife driving device comprises a lifting driving mechanism and a rotary driving mechanism, the lifting driving mechanism is connected to the sample cylinder preparation table or the vehicle bottom plate, the rotary driving mechanism is connected to the lifting driving mechanism through a transverse connecting rod, and the longitudinal knife bar is connected to the rotary driving mechanism; the sampling cylinder positioned in the sample cylinder fixing through hole which is superposed with the sampling hole on the vehicle bottom plate is taken as a working cylinder, and the lifting driving mechanism can drive the transverse connecting rod to lift, so as to drive the rotary driving mechanism to lift, further drive the longitudinal cutter bar to lift, and enable the blade on the longitudinal cutter bar to downwards or upwards pass through the top long hole of the working cylinder; the rotary driving mechanism can drive the longitudinal cutter bar to rotate so as to drive the blade to rotate.
The use mode of the multi-point soil sampling vehicle provided by the embodiment is as follows:
according to the structure, when multi-point soil in a large-scale area needs to be sampled, the sampling vehicle is driven to the position to be sampled, the blade on the longitudinal cutter bar is lifted upwards by utilizing the lifting driving mechanism in the sampling cutter driving device, the upper sampling cylinder is extruded in each sample cylinder fixing through hole of the sample cylinder preparation platform in an interference fit manner, and the sample cylinder preparation platform is horizontally rotated relative to the vehicle bottom plate by the preparation platform rotating mechanism so that any sample cylinder fixing through hole is superposed with the sampling hole in the vehicle bottom plate; the sampling cylinder positioned in the sample cylinder fixing through hole coincident with the sampling hole on the vehicle bottom plate is used as a working cylinder, a rotary driving mechanism in a sampling knife driving device is operated to drive a longitudinal knife bar to rotate so as to drive a blade to rotate until the length direction of the blade is consistent with the length direction of a top long hole of the working cylinder, namely, the longitudinal knife bar rotates to a first rotation angle, a lifting driving mechanism is used for driving a transverse connecting rod to descend so as to drive the rotary driving mechanism to descend and further drive the longitudinal knife bar to descend, the blade enters the inside of the working cylinder through the top long hole of the sampling cylinder, and a limiting part is configured to be unable to pass through the top long hole of the sampling cylinder all the time, so that when the lifting driving mechanism drives the longitudinal knife bar to descend until the limiting part is pressed against the top wall of the working cylinder, the longitudinal knife bar cannot enter the sampling cylinder again, at the moment, the rotary driving mechanism in the sampling knife driving device is operated to drive the longitudinal knife bar to rotate so as to drive the blade to rotate until the length direction of the blade is inconsistent with the length direction of a long hole at the top of the working barrel, namely, the longitudinal knife bar rotates to a second rotation angle, the force of the lifting driving mechanism acting on the longitudinal knife bar can press down the working barrel through the limiting piece and gradually separate the working barrel from a sample barrel fixing through hole of a sample barrel preparation table and further separate the working barrel from a sampling hole on a vehicle bottom plate, and the length direction of the blade is inconsistent with the length direction of the long hole at the top of the working barrel, so that the working barrel is hung at the top of the blade and does not fall down until a sampling port at the bottom of the working barrel is contacted with soil, at the moment, the rotary driving mechanism in the sampling knife driving device is started to drive the longitudinal knife bar to rotate, and the lifting driving mechanism continues to press down the working barrel, so that soil in the ground can be sampled; after sampling is finished, operating the rotary driving mechanism to stop rotating, operating the lifting driving mechanism to lift the working barrel to the original position, then reversely rotating the rotary driving mechanism, and cooperating with the lifting driving mechanism to enable the blade to withdraw from the working barrel upwards, namely completing soil sampling work of the place; at the moment, the sampling vehicle is driven to another sampling place, the sample cylinder preparation platform is horizontally rotated relative to the vehicle bottom plate through the preparation platform rotating mechanism, so that the other sample cylinder fixing through hole is superposed with the sampling hole in the vehicle bottom plate, and the steps are repeated, so that the soil in the other sampling place can be sampled.
The multi-point soil sampling vehicle provided by the embodiment can sample the soil of multiple points, the sampled samples are respectively loaded in respective sampling cylinders, automatic classification can be realized only by labeling each sampling cylinder in advance, confusion is avoided, manual sampling and manual classification are replaced, and therefore the soil sampling efficiency is greatly improved.
In some optional embodiments of this embodiment, the lifting drive mechanism includes a ball screw pair and a screw rotation drive portion, the ball screw pair includes a screw and a nut sleeved on the screw, the screw is vertically arranged, and the bottom of the screw is rotated and installed on the sample cylinder preparation table relatively to the horizontal pivoted central point of the vehicle bottom plate, the screw rotation drive portion is connected to the top end of the screw, one end of the transverse connecting rod is fixed to the nut, the rotation drive mechanism is fixed to the transverse connecting rod, the screw rotation drive portion can drive the screw to rotate, thereby driving the nut to lift, and then driving the transverse connecting rod to lift.
Further optionally, the screw rotation driving part adopts a motor.
Optionally, the sampling knife drive device further comprises a longitudinal guide mechanism;
the longitudinal guide mechanism comprises a guide transverse rod, a longitudinal slideway and a sliding block;
the longitudinal slide way is connected to the inner side wall of the multipoint soil sampling vehicle, or the top of the vehicle bottom plate is connected with a side plate, and the longitudinal slide way is connected to the side plate;
the slider sliding connection in longitudinal slide, the one end fixed connection of direction horizontal pole in the nut, the other end fixed connection of direction horizontal pole in the slider.
In some optional embodiments of this embodiment, the rotation driving mechanism includes a motor, a mounting platform is disposed at one end of the transverse connecting rod away from the lifting driving mechanism, the motor is mounted on the top of the mounting platform, the longitudinal knife bar penetrates through the mounting platform, and the top end of the longitudinal knife bar is connected with the output end of the motor.
In some optional embodiments of this embodiment, the multi-point soil sampling vehicle further includes a sample cylinder placing table;
the sample cylinder placing table is horizontally and rotatably arranged on the upper surface of the vehicle bottom plate through a placing table rotating mechanism, and the sample cylinder placing table is positioned on one side of the sample cylinder preparation table; the transverse connecting rod comprises a telescopic rod and a telescopic rod driving part, the telescopic rod driving part is connected to the lifting driving mechanism, one end of the telescopic rod is connected to the telescopic rod driving part, and the rotary driving mechanism is connected to the other end of the telescopic rod;
the telescopic rod driving part can drive the telescopic rod to stretch out and retract so as to stretch out or retract the longitudinal cutter bar above the sample tube placing table.
Further optionally, a groove or a counter bore matched with the bottom of the sampling cylinder in size is formed in the upper surface of the sample cylinder placing table, and the groove or the counter bore is used for placing and fixing the bottom of the sampling cylinder.
In some optional embodiments of this embodiment, the multi-point soil sampling vehicle further includes a sample cylinder placing table disposed on the upper surface of the vehicle bottom plate;
the sample cylinder placing table comprises a horizontal conveying belt and a conveying belt driving mechanism, the conveying belt is positioned on one side of the sample cylinder preparing table, and the conveying belt driving mechanism can drive the horizontal conveying belt to rotate so as to convey objects on the horizontal conveying belt forwards;
the transverse connecting rod comprises a telescopic rod and a telescopic rod driving part, the telescopic rod driving part is connected to the lifting driving mechanism, one end of the telescopic rod is connected to the telescopic rod driving part, and the rotary driving mechanism is connected to the other end of the telescopic rod;
the telescopic rod driving part can drive the telescopic rod to stretch and retract so as to stretch or retract the longitudinal cutter bar above the horizontal conveying belt.
In some optional embodiments of this embodiment, the blade comprises a plurality of elongated sub-blades extending in a horizontal direction;
the plurality of strip-shaped sub-blades are arranged on two opposite side surfaces of the outer circumferential surface of the longitudinal cutter bar, the strip-shaped sub-blades on one side surface and the strip-shaped sub-blades on the other side surface are distributed in a pairwise staggered manner, and the strip-shaped sub-blades are parallel to each other pairwise;
the strip-shaped sub-blade is in a sheet shape or a spiral shape.
In some optional embodiments of this embodiment, the blade is in a spiral sheet structure that winds from one end of the longitudinal cutter bar to the other end in a serpentine spiral manner, and a projection of the whole blade on the vehicle bottom plate is in an oval shape.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of an alternative configuration of a multi-point soil sampling vehicle according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a schematic diagram of a second alternative structure of a multi-point soil sampling vehicle according to an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3;
FIG. 5 is a top view of the sampling knife of FIGS. 1-4 in cooperation with the mandrel;
fig. 6 is a schematic view of a third alternative structure of a multi-point soil sampling vehicle according to an embodiment of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6;
FIG. 8 is a top view of the sampling knife of FIGS. 6 and 7 in cooperation with the mandrel;
fig. 9 is a top view of a sample cylinder preparation table in a multi-site soil sampling vehicle according to an embodiment of the present invention.
Icon: 1-a vehicle bottom plate; 11-side plate; 2-sample cylinder preparation table; 20-center point; 21-sample cylinder fixing through holes; 3, sampling a knife; 31-a longitudinal cutter bar; 32-a blade; 320-blade hole; 33-a stop; 4-a sampling cartridge; 41-top slot; 5-a lifting driving mechanism; 51-a lead screw; 52-a nut; 53-screw rotation drive; 6-transverse connecting rods; 61-a telescopic rod; 62-a telescopic rod driving part; 71-a motor; 72-a mounting platform; 81-a guide rail; 82-longitudinal slide; 9-sample cylinder placing table.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally laid out when products of the present invention are used, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments and features of the embodiments described below can be combined with each other without conflict.
Referring to fig. 1 to 9, the multi-point soil sampling vehicle includes a vehicle bottom plate 1, a sample cylinder preparation table 2, a sampling knife 3, a sampling cylinder 4, and a sampling knife driving device.
Specifically, a sampling hole longitudinally penetrating through the vehicle bottom plate 1 is formed in the vehicle bottom plate 1; the sample cylinder preparation table 2 is horizontally and rotatably mounted on the upper surface of the vehicle bottom plate 1 through a preparation table rotating mechanism, as shown in fig. 9, at least two sample cylinder fixing through holes 21 are formed in the sample cylinder preparation table 2, and the diameters of the sample cylinder fixing through holes 21 are smaller than or equal to the diameter of the sampling hole of the vehicle bottom plate 1; these sample cylinder fixing through holes 21 are distributed at intervals two by two in the circumferential direction around the central point 20 of sample cylinder preparation platform 2 relative to vehicle bottom plate 1 horizontal rotation, preparation platform slewing mechanism can drive sample cylinder preparation platform 2 to rotate, so that any sample cylinder fixing through hole 21 coincides with the sampling hole on vehicle bottom plate 1, this preparation platform slewing mechanism includes but not limited to establish motor or revolving cylinder or other rotation drive portion in vehicle bottom plate 1 bottom, the rotation axis passes vehicle bottom plate 1, and rotation axis one end is connected in this output that rotates drive portion, the structure that the other end is connected with sample cylinder preparation platform 2, rotation drive portion drive rotation axis drives sample cylinder preparation platform 2 and rotates relative vehicle bottom plate 1. The inside of each sample cylinder fixing through hole 21 is respectively provided with a sample cylinder 4 in interference fit, the bottom of the sample cylinder 4 is provided with a sampling port, and the top of the sample cylinder 4 is provided with a top long hole 41.
As shown in fig. 1 to 8, the sampling knife 3 includes a longitudinal knife bar 31, a knife blade 32, and a limiting member 33, wherein the knife blade 32 and the limiting member 33 are both connected to the longitudinal knife bar 31, and the limiting member 33 is located above the knife blade 32; the length of the blade 32 is smaller than the length of the top long hole 41 of the sampling cylinder 4 and larger than the width of the top long hole 41 of the sampling cylinder 4, the blade 32 is configured to pass through the top long hole 41 of the sampling cylinder 4 in the case where the longitudinal knife bar 31 is at the first rotation angle and not to pass through the top long hole 41 of the sampling cylinder 4 in the case where the longitudinal knife bar 31 is at the second rotation angle, the limiting member 33 is configured to not pass through the top long hole 41 of the sampling cylinder 4 at all times, the shape of the limiting member 33 is not specifically limited, but a cylindrical structure which is easy to machine and manufacture is preferably employed.
The sampling knife driving device comprises a lifting driving mechanism 5 and a rotary driving mechanism, wherein the lifting driving mechanism 5 is connected to the sample cylinder preparation platform 2 or the vehicle bottom plate 1, the rotary driving mechanism is connected to the lifting driving mechanism 5 through a transverse connecting rod 6, and a longitudinal knife bar 31 is connected to the rotary driving mechanism; by taking the sampling cylinder 4 positioned in the sampling cylinder fixing through hole 21 which is overlapped with the sampling hole on the vehicle bottom plate 1 as a working cylinder, the lifting driving mechanism 5 can drive the transverse connecting rod 6 to lift, so as to drive the rotary driving mechanism to lift, and further drive the longitudinal cutter bar 31 to lift, so that the blade 32 on the longitudinal cutter bar 31 passes through the top long hole 41 of the working cylinder downwards or upwards; the rotary driving mechanism can drive the longitudinal knife bar 31 to rotate so as to drive the blade 32 to rotate.
The use mode of the multi-point soil sampling vehicle provided by the embodiment is as follows:
according to the structure, when multi-point soil in a large area needs to be sampled, the sampling vehicle is driven to the position to be sampled, the lifting driving mechanism 5 in the sampling knife driving device is utilized to lift up the blade 32 on the longitudinal knife bar 31, the upper sampling cylinder 4 is extruded in each sample cylinder fixing through hole 21 of the sample cylinder preparation platform 2 in an interference fit manner, and the sample cylinder preparation platform 2 is horizontally rotated relative to the vehicle bottom plate 1 through the preparation platform rotating mechanism, so that any sample cylinder fixing through hole 21 is superposed with the sampling hole in the vehicle bottom plate 1; the sampling cylinder 4 in the sample cylinder fixing through hole 21 coinciding with the sampling hole on the vehicle bottom plate 1 is used as a working cylinder, the rotary driving mechanism in the sampling knife driving device is operated to drive the longitudinal knife bar 31 to rotate so as to drive the blade 32 to rotate until the length direction of the blade 32 is consistent with the length direction of the top slot 41 of the working cylinder, namely, the longitudinal knife bar 31 rotates to a first rotation angle, the lifting driving mechanism 5 is used to drive the transverse connecting rod 6 to descend so as to drive the rotary driving mechanism to descend, and further drive the longitudinal knife bar 31 to descend, the blade 32 enters the working cylinder through the top slot 41 of the sampling cylinder 4, and the limiting piece 33 is configured to always not pass through the top slot 41 of the sampling cylinder 4, so that when the lifting driving mechanism 5 drives the longitudinal knife bar 31 to descend until the limiting piece 33 abuts against the top wall of the working cylinder, the longitudinal knife bar 31 can not enter the sampling cylinder 4 any more, at the moment, the rotary driving mechanism in the sampling knife driving device is operated to drive the longitudinal knife bar 31 to rotate so as to drive the knife blade 32 to rotate until the length direction of the knife blade 32 is inconsistent with the length direction of the top long hole 41 of the working barrel, namely, the longitudinal knife bar 31 rotates to a second rotation angle, the force of the lifting driving mechanism 5 acting on the longitudinal knife bar 31 can press down the working barrel through the limiting piece 33, and the working barrel is gradually separated from the sample barrel fixing through hole 21 of the sample barrel preparation platform 2 and further separated from the sampling hole on the vehicle bottom plate 1, and the length direction of the knife blade 32 is inconsistent with the length direction of the top long hole 41 of the working barrel, so that the working barrel is hung on the top of the knife blade 32 and does not fall off until the bottom sampling hole of the working barrel is contacted with soil, at this time, the rotary driving mechanism in the sampling knife driving device is started to drive the longitudinal knife bar 31 to rotate, and the lifting driving mechanism 5 continues to press down the working barrel, the soil of the place can be sampled; after sampling, operating the rotary driving mechanism to stop rotating, operating the lifting driving mechanism 5 to lift the working barrel to the original position, then reversely rotating the rotary driving mechanism to cooperate with the lifting driving mechanism 5 to withdraw the blade 32 upwards from the working barrel, and completing soil sampling work of the ground; at this moment, the sampling vehicle is driven to another sampling place, the sample cylinder preparation platform 2 is horizontally rotated relative to the vehicle bottom plate 1 through the preparation platform rotating mechanism, so that the other sample cylinder fixing through hole 21 is superposed with the sampling hole on the vehicle bottom plate 1, and the steps are repeated, so that the soil in the other sampling place can be sampled.
The multi-point soil sampling vehicle provided by the embodiment can sample soil at multiple points, and the sampled samples are respectively loaded in respective sampling cylinders 4, and can be automatically classified only by labeling each sampling cylinder in advance, so that the sampling vehicle is not confused, manual sampling and manual classification are replaced, and the soil sampling efficiency is greatly improved.
In some optional embodiments of this embodiment, preferably, the lifting driving mechanism 5 includes a ball screw pair and a screw rotation driving portion 53, the ball screw pair includes a screw 51 and a nut 52 sleeved on the screw 51, the screw 51 is vertically disposed, and the bottom of the screw 51 is rotatably mounted on the central point 20 of the sample cylinder preparation platform 2, which horizontally rotates relative to the vehicle bottom plate 1, the screw rotation driving portion 53 is connected to the top end of the screw 51, one end of the transverse connecting rod 6 is fixed to the nut 52, the rotation driving mechanism is fixed to the transverse connecting rod 6, and the screw rotation driving portion 53 can drive the screw 51 to rotate, so as to drive the nut 52 to lift, and further drive the transverse connecting rod 6 to lift, and further drive the rotation driving mechanism and the longitudinal knife bar 31 to lift.
Further alternatively, the screw rotation driving unit 53 may be configured by a motor 71, a rotary cylinder, or the like.
Optionally and preferably, as shown in fig. 1, 3 and 6, the sampling knife driving device further comprises a longitudinal guiding mechanism; the longitudinal guide mechanism comprises a guide cross bar 81, a longitudinal slide 82 and a slide block (not shown in the figure); the longitudinal slide 82 is connected to the inner side wall of the multipoint soil sampling vehicle, or referring to fig. 1, 3 and 6, the top of the vehicle bottom plate 1 is connected with the side plate 11, and the longitudinal slide 82 is connected to the side plate 11; the slider is connected in longitudinal slideway 82 in a sliding manner, one end of the guide cross rod 81 is fixedly connected to the nut 52, the other end of the guide cross rod 81 is fixedly connected to the slider, and the lifting stability of the longitudinal cutter bar 31 can be improved by arranging the longitudinal guide mechanism.
With continued reference to fig. 1, 3 and 6, in some alternative embodiments of this embodiment, preferably, the rotation driving mechanism in the sampling knife driving device includes a motor 71, an end of the transverse connecting rod 6 away from the lifting driving mechanism 5 is provided with a mounting platform 72, the motor 71 is mounted on a top of the mounting platform 72, the longitudinal knife bar 31 passes through the mounting platform 72, and a top end of the longitudinal knife bar 31 is connected with an output end of the motor 71.
With continued reference to fig. 1, 3 and 6, in some optional embodiments of this embodiment, preferably, the multi-point soil sampling vehicle further includes a sample cylinder placing table 9, the sample cylinder placing table 9 is horizontally and rotatably mounted on the upper surface of the vehicle bottom plate 1 through a placing table rotating mechanism, and the sample cylinder placing table 9 is located on one side of the sample cylinder preparation table 2; this put a platform slewing mechanism includes but not limited to establish motor or revolving cylinder or other rotation drive portions in vehicle bottom board 1 bottom, and the rotation axis passes vehicle bottom board 1, and rotation axis one end is connected in the structure that this rotation drive portion's output, the other end and appearance section of thick bamboo put a platform 9 and are connected, rotates drive portion drive rotation axis and drives the relative vehicle bottom board 1 rotation of appearance section of thick bamboo put a platform 9. The transverse connecting rod 6 includes an expansion rod 61 and an expansion rod driving part 62, the expansion rod driving part 62 is connected to the lifting driving mechanism 5, for example, but not limited to, the nut 52 in the ball screw pair, one end of the expansion rod 61 is connected to the expansion rod driving part 62, and the rotation driving mechanism in the sampling knife driving device is connected to the other end of the expansion rod 61; the telescopic rod driving part 62 is selected from, but not limited to, a motor, a telescopic cylinder, etc., and can drive the telescopic rod 61 to extend and retract the longitudinal knife bar 31 above the sample tube placing table 9. After sampling once, before the blade 32 is withdrawn from the interior of the working barrel, the working barrel is pushed to the sample barrel placing table 9 through the telescopic rod driving part 62, then the blade 32 is withdrawn from the working barrel through the rotary driving mechanism in the sampling knife driving device in cooperation with the lifting driving mechanism 5, and the sample barrel placing table 9 is rotated by operating the placing table rotating mechanism so as to vacate the barrel position for transferring the working barrel next time. Through the arrangement, the number of the points which can be collected by the soil is greatly increased. In the above preferred embodiment, it is further preferred that a groove or a counter bore matched with the size of the bottom of the sampling cartridge 4 is provided on the upper surface of the sample cartridge holding platform 9, and the groove or the counter bore is used for holding and fixing the bottom of the sampling cartridge 4 so as to prevent the sampling cartridge 4 from falling.
Or, in other optional embodiments of this embodiment, the multi-point soil sampling vehicle further includes a sample cylinder placing table 9 disposed on the upper surface of the vehicle bottom plate 1; the sample cylinder placing table 9 comprises a horizontal conveyor belt and a conveyor belt driving mechanism, the conveyor belt is positioned on one side of the sample cylinder preparation table 2, and the conveyor belt driving mechanism can drive the horizontal conveyor belt to rotate so as to convey objects on the horizontal conveyor belt forwards; the transverse connecting rod 6 comprises an expansion rod 61 and an expansion rod driving part 62, the expansion rod driving part 62 is connected to the lifting driving mechanism 5, one end of the expansion rod 61 is connected to the expansion rod driving part 62, and the rotation driving mechanism is connected to the other end of the expansion rod 61; the telescopic rod driving part 62 can drive the telescopic rod 61 to extend and retract the longitudinal knife bar 31 above the horizontal conveyor belt.
Finally, the specific structure of the above-mentioned blade 32 of the multi-point soil sampling vehicle provided in this embodiment is described, and the specific structure of the blade 32 is various as long as the aforementioned "the length of the blade 32 is smaller than the length of the top slot 41 of the sampling cylinder 4 and is larger than the width of the top slot 41 of the sampling cylinder 4, the blade 32 is configured to pass through the top slot 41 of the sampling cylinder 4 when the longitudinal knife bar 31 is at the first rotation angle, and not to pass through the top slot 41 of the sampling cylinder 4 when the longitudinal knife bar 31 is at the second rotation angle", for example, but not limited to, as shown in fig. 1 to 5, the blade 32 includes a plurality of elongated sub-blades 32 extending in the horizontal direction; the plurality of elongated sub-blades 32 are arranged on two opposite side surfaces of the outer circumferential surface of the longitudinal cutter bar 31, the elongated sub-blades 32 on one side surface and the elongated sub-blades 32 on the other side surface are distributed in a staggered manner in pairs, and the plurality of elongated sub-blades 32 are parallel in pairs; the elongated sub-blade 32 may be in the form of a sheet as shown in fig. 1 and 2, or in the form of a spiral as shown in fig. 3 and 4. In some preferred embodiments of this embodiment, the blade 32 is a spiral sheet-like structure that winds from one end of the longitudinal cutter bar 31 to the other end in a serpentine spiral manner, and the projection of the whole blade 32 on the vehicle bottom plate 1 is an ellipse, and each layer of structure of the blade 32 is provided with a blade hole 320, which is a preferred structure because the blade does not damage the soil layer structure of the soil during screwing the blade into the soil downwards and screwing the blade out of the soil upwards, and the obtained soil can be used for researching the soil structure, and has stronger applicability.
Finally, it should be noted that: the embodiments in the present description are all described in a progressive manner, each embodiment focuses on the differences from the other embodiments, and the same and similar parts among the embodiments can be referred to each other; the above embodiments in the present specification are only used for illustrating the technical solution of the present invention, and not for limiting the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A multi-point soil sampling vehicle is characterized by comprising a vehicle bottom plate (1), a sample cylinder preparation platform (2), a sampling knife (3), a sampling cylinder (4) and a sampling knife driving device;
a sampling hole which longitudinally penetrates through the vehicle bottom plate (1) is formed in the vehicle bottom plate (1);
the sample cylinder preparation platform (2) is horizontally and rotatably arranged on the upper surface of the vehicle bottom plate (1) through a preparation platform rotating mechanism, at least two sample cylinder fixing through holes (21) are formed in the sample cylinder preparation platform (2), and the diameter of each sample cylinder fixing through hole (21) is smaller than or equal to that of a sampling hole of the vehicle bottom plate (1); the at least two sample cylinder fixing through holes (21) are distributed in a pairwise interval manner in the circumferential direction of a central point (20) of the sample cylinder preparation platform (2) which horizontally rotates relative to the vehicle bottom plate (1), and the preparation platform rotating mechanism can drive the sample cylinder preparation platform (2) to rotate so as to enable any sample cylinder fixing through hole (21) to coincide with a sampling hole in the vehicle bottom plate (1);
a sampling cylinder (4) is respectively in interference fit in each sample cylinder fixing through hole (21), a sampling port is formed in the bottom of the sampling cylinder (4), and a top long hole (41) is formed in the top of the sampling cylinder (4);
the sampling knife (3) comprises a longitudinal knife bar (31), a knife blade (32) and a limiting piece (33), the knife blade (32) and the limiting piece (33) are both connected to the longitudinal knife bar (31), and the limiting piece (33) is positioned above the knife blade (32); the length of the blade (32) is smaller than the length of the top long hole (41) of the sampling cylinder (4) and larger than the width of the top long hole (41) of the sampling cylinder (4), the blade (32) is configured to pass through the top long hole (41) of the sampling cylinder (4) when the longitudinal knife rod (31) is at a first rotation angle, and not pass through the top long hole (41) of the sampling cylinder (4) when the longitudinal knife rod (31) is at a second rotation angle, and the limiting piece (33) is configured to not pass through the top long hole (41) of the sampling cylinder (4) at all times;
the sampling knife driving device comprises a lifting driving mechanism (5) and a rotary driving mechanism, wherein the lifting driving mechanism (5) is connected to the sample cylinder preparation table (2) or the car bottom plate (1), the rotary driving mechanism is connected to the lifting driving mechanism (5) through a transverse connecting rod (6), and the longitudinal knife bar (31) is connected to the rotary driving mechanism; a sampling cylinder (4) positioned in a sample cylinder fixing through hole (21) which is overlapped with a sampling hole on the vehicle bottom plate (1) is used as a working cylinder, and the lifting driving mechanism (5) can drive the transverse connecting rod (6) to lift so as to drive the rotary driving mechanism to lift and further drive the longitudinal cutter bar (31) to lift, so that a blade (32) on the longitudinal cutter bar (31) passes through a top long hole (41) of the working cylinder downwards or upwards; the rotary driving mechanism can drive the longitudinal cutter bar (31) to rotate so as to drive the blade (32) to rotate.
2. The multi-point soil sampling vehicle according to claim 1, wherein the lifting driving mechanism (5) comprises a ball screw pair and a screw rotation driving portion (53), the ball screw pair comprises a screw (51) and a nut (52) sleeved on the screw (51), the screw (51) is vertically arranged, the bottom of the screw (51) is rotatably installed on the sample cylinder preparation platform (2) relative to a central point (20) of the vehicle bottom plate (1) in a horizontal rotation mode, the screw rotation driving portion (53) is connected to the top end of the screw (51), one end of the transverse connecting rod (6) is fixed to the nut (52), the rotation driving mechanism is fixed to the transverse connecting rod (6), and the screw rotation driving portion (53) can drive the screw (51) to rotate, so that the nut (52) is driven to lift, and the transverse connecting rod (6) is driven to lift.
3. The multi-site soil sampling vehicle of claim 2, wherein the screw rotation driving part (53) employs a motor (71).
4. The multi-site soil sampling vehicle of claim 2, wherein the sampling blade drive further comprises a longitudinal guide mechanism;
the longitudinal guide mechanism comprises a guide cross rod (81), a longitudinal slide way (82) and a slide block;
the longitudinal slide way (82) is connected to the inner side wall of the multipoint soil sampling vehicle, or the top of the vehicle bottom plate (1) is connected with a side plate (11), and the longitudinal slide way (82) is connected to the side plate (11);
the slider sliding connection in longitudinal slideway (82), the one end fixed connection of direction horizontal pole (81) in nut (52), the other end fixed connection of direction horizontal pole (81) in the slider.
5. The multi-point soil sampling vehicle according to claim 1, wherein the rotary driving mechanism comprises a motor (71), a mounting platform (72) is arranged at one end of the transverse connecting rod (6) far away from the lifting driving mechanism (5), the motor (71) is mounted at the top of the mounting platform (72), the longitudinal cutter bar (31) penetrates through the mounting platform (72), and the top end of the longitudinal cutter bar (31) is connected with the output end of the motor (71).
6. The multi-point soil sampling vehicle of claim 1, further comprising a sample cylinder placing table (9);
the sample cylinder placing table (9) is horizontally and rotatably arranged on the upper surface of the vehicle bottom plate (1) through a placing table rotating mechanism, and the sample cylinder placing table (9) is positioned on one side of the sample cylinder preparation table (2); the transverse connecting rod (6) comprises a telescopic rod (61) and a telescopic rod driving part (62), the telescopic rod driving part (62) is connected to the lifting driving mechanism (5), one end of the telescopic rod (61) is connected to the telescopic rod driving part (62), and the rotary driving mechanism is connected to the other end of the telescopic rod (61);
the telescopic rod driving part (62) can drive the telescopic rod (61) to stretch and retract so as to stretch or retract the longitudinal knife bar (31) above the sample cylinder placing table (9).
7. The multi-position soil sampling vehicle as claimed in claim 6, wherein the upper surface of the sample cylinder placing table (9) is provided with a groove or a counter bore which is matched with the size of the bottom of the sample cylinder (4), and the groove or the counter bore is used for placing and fixing the bottom of the sample cylinder (4).
8. The multi-point soil sampling vehicle of claim 1, further comprising a sample cylinder placing table (9) disposed on the upper surface of the vehicle bottom plate (1);
the sample cylinder placing table (9) comprises a horizontal conveyor belt and a conveyor belt driving mechanism, the conveyor belt is positioned on one side of the sample cylinder preparation table (2), and the conveyor belt driving mechanism can drive the horizontal conveyor belt to rotate so as to convey objects on the horizontal conveyor belt forwards;
the transverse connecting rod (6) comprises a telescopic rod (61) and a telescopic rod driving part (62), the telescopic rod driving part (62) is connected to the lifting driving mechanism (5), one end of the telescopic rod (61) is connected to the telescopic rod driving part (62), and the rotary driving mechanism is connected to the other end of the telescopic rod (61);
the telescopic rod driving part (62) can drive the telescopic rod (61) to stretch and retract so as to extend or retract the longitudinal cutter bar (31) above the horizontal conveyor belt.
9. The multi-site soil sampling vehicle of any one of claims 1-8, wherein the blade (32) comprises a plurality of elongated sub-blades (32) extending in a horizontal direction;
the strip-shaped sub-blades (32) are arranged on two opposite side surfaces of the outer circumferential surface of the longitudinal cutter bar (31), the strip-shaped sub-blades (32) on one side surface and the strip-shaped sub-blades (32) on the other side surface are distributed in a pairwise staggered manner, and the strip-shaped sub-blades (32) are parallel to each other in pairwise;
the strip-shaped sub-blade (32) is in a sheet shape or a spiral shape.
10. The multi-point soil sampling vehicle according to any one of claims 1 to 8, wherein the blade (32) is of a spiral sheet structure wound in a serpentine spiral from one end of the longitudinal cutter bar (31) to the other end, and the projection of the whole blade (32) on the vehicle bottom plate (1) is oval.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210412138.7A CN114674601B (en) | 2022-04-19 | 2022-04-19 | Multi-point soil sampling vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210412138.7A CN114674601B (en) | 2022-04-19 | 2022-04-19 | Multi-point soil sampling vehicle |
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| CN114674601B true CN114674601B (en) | 2023-01-17 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN210123359U (en) * | 2019-05-24 | 2020-03-03 | 解英芳 | Soil sampler for geological exploration |
| CA3048331A1 (en) * | 2019-05-28 | 2020-11-28 | 1936100 Ontario Inc. Dba Systems Plus | Tool for extracting soil plugs for analytical testing |
| CN210953455U (en) * | 2019-10-19 | 2020-07-07 | 新疆农业科学院土壤肥料与农业节水研究所(新疆维吾尔自治区新型肥料研究中心) | Laborsaving sampler suitable for stereoplasm soil |
| CN212931947U (en) * | 2020-04-03 | 2021-04-09 | 河南省正拓地质勘查有限公司 | Movable soil sampling device for geological survey |
| CN216082744U (en) * | 2021-10-11 | 2022-03-18 | 昆明庚辰农业科技有限公司 | Truffle planting soil pH value testing arrangement |
| CN114019147A (en) * | 2021-12-13 | 2022-02-08 | 中煤一局集团有限公司山西分公司 | Mine geology soil water yield measuring device |
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