CN116124506A - Soil sampling device and sampling method for soil detection - Google Patents
Soil sampling device and sampling method for soil detection Download PDFInfo
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- CN116124506A CN116124506A CN202310156096.XA CN202310156096A CN116124506A CN 116124506 A CN116124506 A CN 116124506A CN 202310156096 A CN202310156096 A CN 202310156096A CN 116124506 A CN116124506 A CN 116124506A
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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 discloses a soil sampling device and a soil sampling method for soil detection, and belongs to the technical field of soil detection. The utility model provides a soil sampling device for soil detection, which comprises a mounting rack, electric push plate has been set firmly on the mounting bracket, electric push plate's flexible end is connected with the sampling tube through the connecting rod, be provided with the subassembly that drops that is used for separating soil sample and sampling tube on the sampling tube, electric push plate's flexible end still is connected with the holding down plate, be provided with the torsion mechanism that offsets with the holding down plate activity on the mounting bracket, be connected with the storage tube on the torsion mechanism, be provided with the receiving plate in the storage tube, be provided with the lifting unit that is used for driving the receiving plate and reciprocates on the storage tube, and be provided with the loss prevention subassembly that is used for assisting the soil sample whereabouts on the storage tube; the invention has simple structure and convenient operation, can rapidly and continuously sample and collect soil samples, reduces manpower labor while increasing sampling efficiency, effectively avoids the damage of the structure of the soil samples, and ensures the detection result of the soil samples.
Description
Technical Field
The invention relates to the technical field of soil detection, in particular to a soil sampling device and a soil sampling method for soil detection.
Background
Soil environment monitoring refers to determining environmental quality (or pollution degree) and its trend by measuring representative values of factors affecting the quality of the soil environment. The soil monitoring generally refers to soil environment monitoring, and generally comprises the technical contents of point setting and sampling, sample preparation, analysis methods, result characterization, data statistics, quality evaluation and the like, and in the process of point setting and sampling, a corresponding soil sampling device is needed to sample soil conveniently, and staff extracts sampled soil to detect, so that whether the soil is polluted or not is judged.
At present, when soil is sampled, a common manual sampler is generally adopted for manual sampling, and sampling staff can spend a large amount of working time when sampling soil each time, so that the workload of the sampling staff is increased, and the working efficiency of the sampling staff is reduced; when multiple continuous sampling is needed, the sampled soil column sample needs to be manually removed after each sampling, and then the next sampling work can be performed, so that the operation is complicated; meanwhile, the mode of taking out the sample from the sampler is generally by pushing, but the soil structure is seriously extruded and the upper layer soil and the lower layer soil are mixed, so that the subsequent detection effect on the soil is affected.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a soil sampling device and a soil sampling method for soil detection.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a soil sampling device for soil detection, includes the mounting bracket, set firmly electronic push pedal on the mounting bracket, the flexible end of electronic push pedal is connected with the sampling tube through the connecting rod, be provided with the subassembly that drops that is used for separating soil sample and sampling tube on the sampling tube, the flexible end of electronic push pedal still is connected with the holding down plate, be provided with the torsion mechanism that offsets with the holding down plate activity on the mounting bracket, be connected with the storage pipe on the torsion mechanism, be provided with the receiving plate in the storage pipe, be provided with the lifting unit who is used for driving the receiving plate to reciprocate on the storage pipe, just be provided with the loss prevention subassembly that is used for assisting the soil sample whereabouts on the storage pipe.
Preferably, the sampling tube comprises a tube body connected with the electric push plate through a connecting rod and a top cover rotationally connected to the top of the tube body, the falling assembly comprises a rotating rod rotationally arranged on the tube body, a driving bevel gear and a driving gear are arranged on the rotating rod, a driven bevel gear meshed with the driving bevel gear is arranged on the top cover, a scraping blade is fixedly arranged on the top cover, the scraping blade is propped against the inner wall of the tube body in a movable mode, and a rack plate meshed with the driving gear is further connected to the mounting frame.
Preferably, the torsion mechanism comprises a mounting plate fixedly arranged on the mounting frame, the mounting plate is rotationally connected with a torsion rod, the torsion rod is connected with a connecting plate, one end of the connecting plate, away from the torsion rod, is connected with the storage pipe, a first torsion spring is sleeved outside the torsion rod, two ends of the first torsion spring are respectively propped against the mounting plate and the connecting plate, the torsion rod is further connected with a stress rod, and the stress rod is movably propped against the lower pressing plate.
Preferably, the lifting assembly comprises an ear plate fixedly arranged on the material storage pipe, a screw rod is rotationally connected to the ear plate, a sleeve is connected to the screw rod in a threaded manner, a movable groove matched with the sleeve is formed in the material storage pipe, a one-way gear is connected to the bottom of the screw rod, an arc-shaped rack meshed with the one-way gear is fixedly arranged on the mounting frame, and the arc-shaped rack is coaxially arranged with the torsion rod.
Preferably, the unidirectional gear comprises a fixed disc fixedly arranged on the screw rod, the outer side of the fixed disc is rotationally connected with a rotary toothed ring, an accommodating groove is formed in the fixed disc, a clamping block is rotationally connected in the accommodating groove through a pin shaft, a second torsion spring for resetting and rotating the clamping block is sleeved on the pin shaft, the clamping block is movably propped against the inner side wall of the rotary toothed ring, and a clamping groove which is matched with the clamping block and is uniformly distributed in circumference is formed in the inner side wall of the rotary toothed ring.
Preferably, the damage prevention component comprises a damping plate which is connected to the storage pipe in a sliding mode, a sliding groove matched with the damping plate is formed in the storage pipe, the inner wall of the sliding groove and the side wall of the damping plate are all provided with inclined planes, the two inclined planes are movably propped against each other, the storage pipe is further connected with a supporting plate, an elastic telescopic rod is fixedly arranged on the supporting plate, the top of the elastic telescopic rod is connected with a sliding block, a sliding groove matched with the sliding block is formed in the damping plate, and an elastic element is arranged between the inner wall of the sliding groove and the sliding block.
Preferably, the storage tube comprises two mutually hinged arc-shaped tubes, two side plates are arranged on the arc-shaped tubes, and fastening bolts are arranged between the two side plates.
Preferably, the inner caliber of the storage tube is larger than the inner caliber of the sampling tube, and the bottom of the sampling tube is provided with a conical section.
Preferably, a handle is arranged on the outer side of the mounting frame, and a sponge sleeve is sleeved on the handle.
The invention also discloses a soil sampling method for soil detection, which comprises the soil sampling device for soil detection and further comprises the following steps:
s1: when soil sampling work is carried out, a worker moves to an area to be sampled through a handheld grip, then the mounting rack is placed on the ground to be sampled, and the sampling tube, the storage tube and the soil sample to be sampled are positioned on the same straight line;
s2: then controlling the electric push plate to operate, enabling the telescopic end of the electric push plate to move downwards and driving the sampling tube and the lower pressure plate to move, applying force to a stressed rod on the outer side of the torsion rod in the moving process of the lower pressure plate, enabling the stressed rod to be stressed to drive the torsion rod to deflect, enabling the torsion rod to drive the storage tube to deflect, enabling the storage tube to be no longer in the same line with the sampling tube, enabling the electric push plate to continuously drive the sampling tube to move downwards until the sampling tube moves to the soil surface and continuously moves downwards to a certain depth inside the soil, and sampling soil;
s3: after soil sampling is finished, controlling the electric push plate to drive the sampling pipe to move upwards and reset, and when the sampling pipe moves to the upper side of the material storage pipe, moving the lower pressure plate upwards to the upper side of the stress rod along with the electric push plate, so that the stress rod is not extruded any more, and the torsion rod resets and rotates under the action of the first torsion spring, and the material storage pipe resets to be right below the sampling pipe;
s4: along with the continuous upward movement of the sampling tube, a driving gear on the outer side of the sampling tube is meshed with a rack plate on the mounting frame, the driving gear drives a rotating rod and a driving bevel gear to be meshed, so that the driving bevel gear is meshed with a driven bevel gear on the top cover, the driven bevel gear drives the top cover and a scraping blade on the top cover to rotate, the scraping blade moves along the inner side wall of the sampling tube, and a soil sample is separated from the inner side wall of the sampling tube;
s5: the separated soil sample is not adhered to the sampling tube, and falls vertically along the sampling tube under the action of self gravity and falls into the storage tube to sample and collect the soil sample;
s6: the method comprises the steps that in the falling process of a soil sample, the soil sample initially moves downwards along a sampling pipe, then when the soil sample is not completely moved out of the sampling pipe, the bottom of the soil sample is propped against a damping plate in a storage pipe, the damping plate is stressed to move downwards along a sliding groove, an elastic telescopic rod is compressed to buffer the falling force of the soil sample, the damping plate moves towards the outer side of the storage pipe along with the stressed downward movement of the damping plate until the soil sample reaches a receiving plate, and the damping plate does not block the soil sample any more, so that the soil sample is sampled and collected;
s7: when soil at other positions needs to be continuously sampled, the steps S1-S6 are repeated, in the process that the torsion mechanism drives the storage tube to deflect, the one-way gear on the screw rod is meshed with the arc-shaped rack, the screw rod rotates, the sleeve moves downwards at the outer side of the screw rod, the sleeve drives the receiving plate and the earth pillar-shaped sample on the receiving plate to move downwards, a containing space is provided for the sample to be sampled subsequently, the damping plate is reset under the action of elasticity, and the whole sampling process only needs to control the expansion and contraction of the electric push plate, so that the continuous collection of the soil sample is realized.
Compared with the prior art, the invention provides a soil sampling device and a soil sampling method for soil detection, which have the following beneficial effects:
1. according to the soil sampling device and the soil sampling method for soil detection, the electric push plate drives the sampling tube and the lower pressure plate to move downwards, so that the lower pressure plate drives the torsion mechanism to act, the torsion mechanism drives the storage tube to deviate, the sampling of the soil at the lower side by the sampling tube is avoided, when the electric push plate finishes sampling and drives the sampling tube and the lower pressure plate to move upwards, the separation component on the sampling tube separates the soil from the sampling tube, the storage tube resets and receives a soil sample falling from the sampling tube, the structure is simple, the operation is convenient, the soil sample can be continuously sampled and collected quickly, and the manual labor is reduced while the sampling efficiency is increased.
2. According to the soil sampling device and the soil sampling method for soil detection, the lifting assembly is arranged in the storage tube, so that the material receiving plate is automatically controlled to move downwards after the lifting assembly finishes soil sample collection once, a storage space is provided for subsequent sample collection, the phenomenon that the storage tube is deeper, a soil sample falling from the sampling tube directly falls to the bottommost part of the storage tube is avoided, the falling speed of the soil sample is overlarge, the structure of the soil sample is damaged, and the research and detection of soil are influenced.
3. According to the soil sampling device and the soil sampling method for soil detection, the damage prevention component is arranged in the storage pipe, so that a soil sample falling from the sampling pipe can slowly fall on the material receiving plate or the soil sample on the upper side of the material receiving plate, the damage of the structure of the soil sample is further effectively avoided, and the detection result of the soil sample is guaranteed.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a partially enlarged schematic illustration of the structure of portion A of FIG. 1 in accordance with the present invention;
FIG. 3 is a second schematic diagram of the structure of the present invention;
FIG. 4 is a schematic cross-sectional view of a sampling tube according to the present invention;
FIG. 5 is a schematic cross-sectional view of a storage tube according to the present invention;
FIG. 6 is a schematic view of a portion of a storage tube according to the present invention;
fig. 7 is a schematic structural view of a unidirectional gear of the present invention.
In the figure: 1. a mounting frame; 2. an electric push plate; 3. a sampling tube; 301. a tube body; 302. a top cover; 3021. a driven bevel gear; 3022. a wiper blade; 4. a lower pressing plate; 5. a storage tube; 501. a receiving plate; 502. ear plates; 503. a movable groove; 504. a sliding groove; 505. a support plate; 506. an arc tube; 5061. a side plate; 5062. a bolt; 6. a rotating lever; 601. a drive bevel gear; 602. a drive gear; 7. rack plate; 8. a mounting plate; 801. a torsion bar; 802. a connecting plate; 803. a first torsion spring; 804. a force-bearing rod; 9. a screw rod; 901. a sleeve; 902. a one-way gear; 9021. a fixed plate; 9022. rotating the toothed ring; 9023. a receiving groove; 9024. a clamping block; 9025. a clamping groove; 10. an arc-shaped rack; 11. a shock absorbing plate; 111. a chute; 12. an elastic telescopic rod; 121. a slide block; 122. an elastic element; 13. a grip; 131. a sponge sleeve.
Description of the embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two elements; the specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, a soil sampling device for soil detection, including mounting bracket 1, electric push plate 2 has been set firmly on the mounting bracket 1, electric push plate 2's flexible end is connected with sampling tube 3 through the connecting rod, be provided with the subassembly that drops that is used for separating soil sample and sampling tube 3 on the sampling tube 3, electric push plate 2's flexible end still is connected with holding down plate 4, be provided with the torsion mechanism that offsets with holding down plate 4 activity on mounting bracket 1, be connected with storage tube 5 on the torsion mechanism, be provided with in the storage tube 5 and connect flitch 501, be provided with the lifting unit who is used for driving the upper and lower displacement of material plate 501 on the storage tube 5, and be provided with the loss prevention subassembly that is used for assisting the soil sample whereabouts on the storage tube 5.
Specifically, when the soil sampling work is carried out, the staff carrying device moves to the area to be sampled, then the mounting frame 1 is placed on the ground to be sampled, at this time, the sampling tube 3, the storage tube 5 and the soil sample to be sampled are in the same straight line, then the electric push plate 2 is controlled to operate, the telescopic end of the electric push plate 2 moves downwards and drives the sampling tube 3 and the lower pressure plate 4 to move, the lower pressure plate 4 drives the torsion mechanism to act, the torsion mechanism drives the storage tube 5 to deviate, the sampling of the soil at the lower side is avoided, when the electric push plate 2 samples the sampling tube 3 and the lower pressure plate 4 are driven to move upwards, the separation component on the sampling tube 3 separates the soil from the sampling tube 3, the storage tube 5 resets and takes the soil sample falling from the sampling tube 3, the structure is simple, the operation is convenient, the whole sampling process only needs to control the telescopic operation of the electric push plate 2, the continuous collection of the soil sample can be realized, the continuous sampling collection of the soil sample can be rapidly carried out, the sampling efficiency is increased, the manpower is reduced at the same time, the material receiving plate 501 controlled by the lifting component is matched with the anti-loss component to slowly take the soil sample, the damaged structure is effectively avoided, and the detection result of the soil sample is effectively ensured.
Referring to fig. 1, 2, 3 and 4, as a preferred technical solution of the present invention, further, the sampling tube 3 includes a tube body 301 connected with the electric push plate 2 through a connecting rod, and a top cover 302 rotatably connected to the top of the tube body 301, the falling assembly includes a rotating rod 6 rotatably disposed on the tube body 301, a driving bevel gear 601 and a driving gear 602 are disposed on the rotating rod 6, a driven bevel gear 3021 engaged with the driving bevel gear 601 is disposed on the top cover 302, a wiper blade 3022 is fixedly disposed on the top cover 302, the wiper blade 3022 is movably abutted against the inner wall of the tube body 301, and a rack plate 7 engaged with the driving gear 602 is further connected to the mounting frame 1.
Specifically, after soil sampling is finished, the electric push plate 2 is controlled to drive the sampling tube 3 to move upwards and reset, when the sampling tube 3 moves to the upper side of the material storage tube 5, the lower pressure plate 4 moves upwards to the upper side of the torsion mechanism along with the electric push plate 2, the material storage tube 5 is reset to the position right below the sampling tube 3, along with the continuous upward movement of the sampling tube 3, the driving gear 602 on the outer side of the sampling tube 3 is meshed with the rack plate 7 on the mounting frame 1, the driving gear 602 drives the rotating rod 6 and the driving bevel gear 601 to be meshed, the driving bevel gear 601 is meshed with the driven bevel gear 3021 on the top cover 302, the driven bevel gear 3021 drives the top cover 302 and the scraping blade 3022 on the top cover 302 to rotate, the scraping blade 3022 moves along the inner side wall of the sampling tube 3, the soil sample is separated from the inner side wall of the sampling tube 3, and the separated soil sample falls into the material storage tube 5 from the sampling tube 3.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, as a preferred technical scheme of the present invention, further, the torsion mechanism includes a mounting plate 8 fixedly arranged on the mounting frame 1, a torsion rod 801 is rotatably connected to the mounting plate 8, a connection plate 802 is connected to the torsion rod 801, one end of the connection plate 802 away from the torsion rod 801 is connected to the storage tube 5, a first torsion spring 803 is sleeved on the outer side of the torsion rod 801, two ends of the first torsion spring 803 respectively abut against the mounting plate 8 and the connection plate 802, a stress rod 804 is further connected to the torsion rod 801, and the stress rod 804 movably abuts against the lower pressure plate 4.
Specifically, the operation of the electric push plate 2 is controlled later, the telescopic end of the electric push plate 2 moves downwards and drives the sampling tube 3 and the lower pressure plate 4 to move, the lower pressure plate 4 applies force to the stress rod 804 outside the torsion rod 801 in the moving process, the stress rod 804 is stressed to drive the torsion rod 801 to deflect, the torsion rod 801 drives the storage tube 5 to deflect, the storage tube 5 is not in the same straight line with the sampling tube 3 any more, the sampling tube 3 is prevented from being influenced by the storage tube 5 to sample soil at the lower side, the electric push plate 2 continues to drive the sampling tube 3 to move downwards until the sampling tube 3 moves to the soil surface and continues to move downwards to a certain depth inside the soil, and the soil is sampled.
Referring to fig. 1, 3, 5 and 7, as a preferred technical solution of the present invention, further, the lifting assembly includes an ear plate 502 fixedly arranged on the storage tube 5, a screw rod 9 is rotatably connected to the ear plate 502, a sleeve 901 is screwed to the screw rod 9, a movable groove 503 matched with the sleeve 901 is provided on the storage tube 5, a unidirectional gear 902 is connected to the bottom of the screw rod 9, an arc-shaped rack 10 meshed with the unidirectional gear 902 is fixedly arranged on the mounting frame 1, and the arc-shaped rack 10 and the torsion bar 801 are coaxially arranged.
Further, the unidirectional gear 902 comprises a fixed disc 9021 fixedly arranged on the screw rod 9, the outer side of the fixed disc 9021 is rotationally connected with a rotary toothed ring 9022, an accommodating groove 9023 is formed in the fixed disc 9021, a clamping block 9024 is rotationally connected in the accommodating groove 9023 through a pin shaft, a second torsion spring for resetting and rotating the clamping block 9024 is sleeved on the pin shaft, the clamping block 9024 is movably abutted against the inner side wall of the rotary toothed ring 9022, and a clamping groove 9025 which is matched with the clamping block 9024 and is uniformly distributed in circumference is formed in the inner side wall of the rotary toothed ring 9022.
Specifically, when the torsion bar 801 is forced to rotate, the storage tube 5 and the screw rod 9 on the outer side thereof are driven to move, the one-way gear 902 on the outer side of the screw rod 9 is meshed with the arc-shaped rack 10 in the moving process of the screw rod 9, at the moment, the clamping block 9024 is arranged in the clamping groove 9025, the rotation of the rotating toothed ring 9022 drives the fixed disc 9021 and the screw rod 9 to rotate through the clamping block 9024, the sleeve 901 moves on the outer side of the screw rod 9, when the torsion bar 801 is reset to rotate, the rotating toothed ring 9022 reversely rotates, the inner side wall extrudes the clamping block 9024, the clamping block 9024 enters the accommodating groove 9023, and at the moment, the rotation of the rotating toothed ring 9022 does not drive the screw rod 9 to rotate; when the soil sample collection is completed once, the screw rod 9 can be rotated again by the work of the torsion mechanism when the soil sample collection is completed next time, and the sleeve 901 drives the material receiving plate 501 and the soil column-shaped sample on the material receiving plate 501 to move downwards so as to provide a space for accommodating and storing the soil sample to be sampled subsequently.
Referring to fig. 5 and 6, as a preferred technical solution of the present invention, further, the damage prevention component includes a shock absorbing plate 11 slidingly connected to the material storage pipe 5, a sliding groove 504 matched with the shock absorbing plate 11 is provided on the material storage pipe 5, the inner wall of the sliding groove 504 and the side wall of the shock absorbing plate 11 are both inclined planes, the two inclined planes are movably propped against each other, a supporting plate 505 is further connected to the material storage pipe 5, an elastic telescopic rod 12 is fixedly arranged on the supporting plate 505, the top of the elastic telescopic rod 12 is connected with a sliding block 121, a sliding groove 111 matched with the sliding block 121 is provided on the shock absorbing plate 11, and an elastic element 122 is provided between the inner wall of the sliding groove 111 and the sliding block 121.
Specifically, the soil sample falls to the storage tube 5 from sampling tube 3 under the effect of drop subassembly, the soil sample whereabouts is initially along sampling tube 3 moves down, then the bottom of soil sample offsets with the shock attenuation board 11 in the storage tube 5 when not removing sampling tube 3 completely, shock attenuation board 11 atress moves down along sliding tray 504, elastic telescopic rod 12 is compressed, the dynamics of falling of soil sample is buffered, along with the atress of shock attenuation board 11 moves down, shock attenuation board 11 moves to the outside of storage tube 5, until the soil sample reaches to receiving plate 501 department, shock attenuation board 11 no longer blocks the soil sample, accomplish the sampling collection to the soil sample this moment, effectively avoid the soil sample structure impaired, guarantee the testing result to the soil sample.
Referring to fig. 1 and 4, as a preferred embodiment of the present invention, the storage tube 5 further includes two arc tubes 506 hinged to each other, side plates 5061 are disposed on the two arc tubes 506, and fastening bolts 5062 are disposed between the two side plates 5061.
Specifically, by making the storage tube 5 consist of two hinged arc-shaped tubes 506 and fixedly connected by fastening bolts 5062, the storage tube 5 is conveniently disassembled, and a plurality of soil samples collected inside are taken out.
Referring to fig. 1 and 3, as a preferred embodiment of the present invention, the inner diameter of the storage tube 5 is larger than the inner diameter of the sampling tube 3, and the bottom of the sampling tube 3 is provided with a tapered section.
Specifically, the bore of storage tube 5 is greater than the bore of sampling tube 3, and the soil sample of sampling tube 3 whereabouts of being convenient for gets into smoothly in the storage tube 5, and the bottom of sampling tube 3 sets up to the toper tangent plane, is convenient for better insert in the soil and takes a sample the work.
Referring to fig. 3, as a preferred embodiment of the present invention, a grip 13 is disposed on the outer side of the mounting frame 1, and a sponge sleeve 131 is sleeved on the grip 13.
Specifically, by arranging the grip 13 on the mounting frame 1, the device is convenient to carry and transport, and the sponge sleeve 131 arranged on the grip 13 can improve the holding comfort.
The invention also discloses a soil sampling method for soil detection, which comprises a soil sampling device for soil detection, and further comprises the following steps:
s1: when the soil sampling work is carried out, a worker moves to an area to be sampled through holding the handle 13 by hand, then the mounting frame 1 is placed on the ground to be sampled, and the sampling tube 3, the storage tube 5 and the soil sample to be sampled are positioned on the same straight line;
s2: then the operation of the electric push plate 2 is controlled, the telescopic end of the electric push plate 2 moves downwards and drives the sampling tube 3 and the lower pressure plate 4 to move, the force is exerted on the force rod 804 outside the torsion rod 801 in the moving process of the lower pressure plate 4, the force rod 804 is forced to drive the torsion rod 801 to deflect, the torsion rod 801 drives the storage tube 5 to deflect, the storage tube 5 is not in the same straight line with the sampling tube 3 any more, the electric push plate 2 continuously drives the sampling tube 3 to move downwards until the sampling tube 3 moves to the soil surface and continuously moves downwards to a certain depth inside the soil, and the soil is sampled;
s3: after soil sampling is finished, the electric push plate 2 is controlled to drive the sampling tube 3 to move upwards and reset, when the sampling tube 3 moves to the upper side of the material storage tube 5, the lower pressure plate 4 moves upwards to the upper side of the stress rod 804 along with the electric push plate 2, so that the stress rod 804 is not extruded any more, the torsion rod 801 resets and rotates under the action of the first torsion spring 803, and the material storage tube 5 resets to the position right below the sampling tube 3;
s4: along with the continuous upward movement of the sampling tube 3, the driving gear 602 at the outer side of the sampling tube 3 is meshed with the rack plate 7 on the mounting frame 1, the driving gear 602 drives the rotating rod 6 and the driving bevel gear 601 to be meshed, the driving bevel gear 601 is meshed with the driven bevel gear 3021 on the top cover 302, the driven bevel gear 3021 drives the top cover 302 and the scraping blade 3022 on the top cover 302 to rotate, the scraping blade 3022 moves along the inner side wall of the sampling tube 3, and the soil sample is separated from the inner side wall of the sampling tube 3;
s5: the separated soil sample is not adhered to the sampling tube 3 any more, and falls down vertically along the sampling tube 3 under the action of self gravity and falls into the storage tube 5 for sampling and collecting the soil sample;
s6: the soil sample initially moves downwards along the sampling tube 3 in the falling process, then the bottom of the soil sample is propped against the shock absorbing plate 11 in the storage tube 5 when the sampling tube 3 is not completely moved out, the shock absorbing plate 11 is stressed to move downwards along the sliding groove 504, the elastic telescopic rod 12 is compressed to buffer the falling force of the soil sample, the shock absorbing plate 11 moves towards the outer side of the storage tube 5 along with the stressed downward movement of the shock absorbing plate 11 until the soil sample reaches the receiving plate 501, and the shock absorbing plate 11 does not block the soil sample any more, so that the sampling and collection of the soil sample are completed;
s7: when soil at other positions needs to be continuously sampled, the steps S1-S6 are repeated, in the process that the torsion mechanism drives the storage tube 5 to deflect, the one-way gear 902 on the screw rod 9 is meshed with the arc-shaped rack 10, the screw rod 9 rotates, the sleeve 901 moves downwards at the outer side of the screw rod 9, the sleeve 901 drives the receiving plate 501 and the soil column-shaped samples on the receiving plate 501 to move downwards, a containing space is provided for the samples to be sampled subsequently, the damping plate 11 is reset under the action of elasticity, and the whole sampling process only needs to control the expansion and contraction of the electric push plate 2, so that the continuous collection of the soil samples is realized.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a soil sampling device for soil detection, includes mounting bracket (1), its characterized in that, electronic push pedal (2) have been set firmly on mounting bracket (1), the flexible end of electronic push pedal (2) is connected with sampling tube (3) through the connecting rod, be provided with the subassembly that drops that is used for separating soil sample and sampling tube (3) on sampling tube (3), the flexible end of electronic push pedal (2) still is connected with holding down plate (4), be provided with the torsion mechanism that offsets with holding down plate (4) activity on mounting bracket (1), be connected with storage tube (5) on the torsion mechanism, be provided with in storage tube (5) and connect flitch (501), be provided with the lifting unit who is used for driving and connect flitch (501) up-and-down displacement on storage tube (5), just be provided with the loss prevention subassembly that is used for assisting the soil sample whereabouts on storage tube (5).
2. The soil sampling device for soil detection according to claim 1, wherein the sampling tube (3) comprises a tube body (301) connected with the electric push plate (2) through a connecting rod and a top cover (302) rotatably connected to the top of the tube body (301), the falling assembly comprises a rotating rod (6) rotatably arranged on the tube body (301), a driving bevel gear (601) and a driving gear (602) are arranged on the rotating rod (6), a driven bevel gear (3021) meshed with the driving bevel gear (601) is arranged on the top cover (302), a scraping blade (3022) is fixedly arranged on the top cover (302), the scraping blade (3022) is movably abutted against the inner wall of the tube body (301), and a rack plate (7) meshed with the driving gear (602) is further connected to the mounting frame (1).
3. The soil sampling device for soil detection according to claim 2, wherein the torsion mechanism comprises a mounting plate (8) fixedly arranged on the mounting frame (1), a torsion rod (801) is rotatably connected to the mounting plate (8), a connecting plate (802) is connected to the torsion rod (801), one end, away from the torsion rod (801), of the connecting plate (802) is connected with the storage pipe (5), a first torsion spring (803) is sleeved outside the torsion rod (801), two ends of the first torsion spring (803) are respectively propped against the mounting plate (8) and the connecting plate (802), a stress rod (804) is further connected to the torsion rod (801), and the stress rod (804) is movably propped against the lower pressure plate (4).
4. The soil sampling device for soil detection according to claim 3, wherein the lifting assembly comprises an ear plate (502) fixedly arranged on the storage tube (5), a screw rod (9) is rotationally connected to the ear plate (502), a sleeve (901) is connected to the screw rod (9) in a threaded manner, a movable groove (503) matched with the sleeve (901) is formed in the storage tube (5), a one-way gear (902) is connected to the bottom of the screw rod (9), an arc-shaped rack (10) meshed and connected with the one-way gear (902) is fixedly arranged on the mounting frame (1), and the arc-shaped rack (10) and the torsion rod (801) are coaxially arranged.
5. The soil sampling device for soil detection according to claim 4, wherein the unidirectional gear (902) comprises a fixed disc (9021) fixedly arranged on the screw rod (9), the outer side of the fixed disc (9021) is rotationally connected with a rotating toothed ring (9022), a containing groove (9023) is formed in the fixed disc (9021), a clamping block (9024) is rotationally connected in the containing groove (9023) through a pin shaft, a second torsion spring for resetting and rotating the clamping block (9024) is sleeved on the pin shaft, the clamping block (9024) is movably abutted against the inner side wall of the rotating toothed ring (9022), and clamping grooves (9025) which are matched with the clamping block (9024) and are uniformly distributed in circumference are formed in the inner side wall of the rotating toothed ring (9022).
6. The soil sampling device for soil detection according to claim 1, wherein the damage prevention component comprises a shock absorption plate (11) which is connected to the storage pipe (5) in a sliding manner, a sliding groove (504) matched with the shock absorption plate (11) is formed in the storage pipe (5), the inner wall of the sliding groove (504) and the side wall of the shock absorption plate (11) are both inclined planes, two inclined planes are movably abutted against each other, a supporting plate (505) is further connected to the storage pipe (5), an elastic telescopic rod (12) is fixedly arranged on the supporting plate (505), a sliding block (121) is connected to the top of the elastic telescopic rod (12), a sliding groove (111) matched with the sliding block (121) is formed in the shock absorption plate (11), and an elastic element (122) is arranged between the inner wall of the sliding groove (111) and the sliding block (121).
7. The soil sampling apparatus for soil detection of claim 6, wherein the storage tube (5) comprises two arc tubes (506) hinged to each other, side plates (5061) are provided on both the arc tubes (506), and fastening bolts (5062) are provided between the side plates (5061).
8. The soil sampling device for soil detection according to claim 7, wherein the inner diameter of the storage tube (5) is larger than the inner diameter of the sampling tube (3), and the bottom of the sampling tube (3) is provided with a conical section.
9. The soil sampling device for soil detection according to claim 1, wherein a grip (13) is arranged on the outer side of the mounting frame (1), and a sponge sleeve (131) is sleeved on the grip (13).
10. A soil sampling method for soil detection comprising the soil sampling device for soil detection according to any one of claims 1 to 9, characterized by further comprising the steps of:
s1: when soil sampling work is carried out, a worker moves to an area to be sampled through a handheld grip (13), then the mounting rack (1) is placed on the ground to be sampled, and the sampling tube (3), the storage tube (5) and the soil sample to be sampled are positioned on the same straight line;
s2: then the electric push plate (2) is controlled to operate, the telescopic end of the electric push plate (2) moves downwards and drives the sampling tube (3) and the lower pressure plate (4) to move, the lower pressure plate (4) applies force to a force rod (804) on the outer side of the torsion rod (801) in the moving process, the force rod (804) is forced to drive the torsion rod (801) to deflect, the torsion rod (801) drives the storage tube (5) to deflect, the storage tube (5) is not in the same straight line with the sampling tube (3) any more, the electric push plate (2) continuously drives the sampling tube (3) to move downwards until the sampling tube (3) moves to the soil surface and continuously moves downwards to a certain depth inside the soil, and soil is sampled;
s3: after soil sampling is finished, controlling the electric push plate (2) to drive the sampling tube (3) to move upwards and reset, when the sampling tube (3) moves to the upper side of the material storage tube (5), the lower pressure plate (4) moves upwards to the upper side of the stress rod (804) along with the electric push plate (2), so that the stress rod (804) is not extruded any more, the torsion rod (801) resets and rotates under the action of the first torsion spring (803), and the material storage tube (5) resets to the position right below the sampling tube (3);
s4: along with the continuous upward movement of the sampling tube (3), a driving gear (602) at the outer side of the sampling tube (3) is meshed with a rack plate (7) on the mounting frame (1), the driving gear (602) drives a rotating rod (6) and a driving bevel gear (601) to be meshed, the driving bevel gear (601) is meshed with a driven bevel gear (3021) on the top cover (302), the driven bevel gear (3021) drives the top cover (302) and a scraping blade (3022) on the top cover (302) to rotate, and the scraping blade (3022) moves along the inner side wall of the sampling tube (3) to separate a soil sample from the inner side wall of the sampling tube (3);
s5: the separated soil sample is not adhered to the sampling tube (3), and falls down vertically along the sampling tube (3) under the action of self gravity and falls into the storage tube (5), so that the soil sample is sampled and collected;
s6: the method comprises the steps that in the falling process of a soil sample, the soil sample initially moves downwards along a sampling tube (3), then when the sampling tube (3) is not completely removed, the bottom of the soil sample is propped against a damping plate (11) in a storage tube (5), the damping plate (11) is stressed to move downwards along a sliding groove (504), an elastic telescopic rod (12) is compressed to buffer the falling force of the soil sample, the damping plate (11) moves towards the outer side of Chu Liaoguan (5) along with the stressed downward movement of the damping plate (11), until the soil sample reaches a receiving plate (501), the damping plate (11) does not block the soil sample, and at the moment, sampling and collection of the soil sample are completed;
s7: when soil at other positions needs to be continuously sampled, the steps S1-S6 are repeated, in the process that the torsion mechanism drives the storage tube (5) to deflect, the unidirectional gear (902) on the screw rod (9) is meshed with the arc-shaped rack (10), the screw rod (9) rotates, the sleeve (901) moves downwards at the outer side of the screw rod, the sleeve (901) drives the receiving plate (501) and the earth column-shaped sample on the receiving plate (501) to move downwards, a containing space is provided for the sample to be sampled subsequently, the shock absorbing plate (11) is reset under the action of elasticity, and the whole sampling process only needs to control the expansion and contraction of the electric push plate (2) to realize continuous collection of the soil sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310156096.XA CN116124506A (en) | 2023-02-23 | 2023-02-23 | Soil sampling device and sampling method for soil detection |
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| CN202310156096.XA CN116124506A (en) | 2023-02-23 | 2023-02-23 | Soil sampling device and sampling method for soil detection |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116593675A (en) * | 2023-06-09 | 2023-08-15 | 郑洁 | Soil detection system and method |
| CN116735256A (en) * | 2023-06-20 | 2023-09-12 | 深圳市鑫盛源建设工程质量检测有限公司 | Soil sampling and detecting device for building construction |
| CN118130776A (en) * | 2024-05-07 | 2024-06-04 | 洛阳市公路规划勘察设计院有限公司 | Bridge concrete strength detection device |
-
2023
- 2023-02-23 CN CN202310156096.XA patent/CN116124506A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116593675A (en) * | 2023-06-09 | 2023-08-15 | 郑洁 | Soil detection system and method |
| CN116593675B (en) * | 2023-06-09 | 2024-05-10 | 中检西北生态技术(陕西)有限公司 | Soil detection system and method |
| CN116735256A (en) * | 2023-06-20 | 2023-09-12 | 深圳市鑫盛源建设工程质量检测有限公司 | Soil sampling and detecting device for building construction |
| CN116735256B (en) * | 2023-06-20 | 2024-02-06 | 深圳市鑫盛源建设工程质量检测有限公司 | Soil sampling and detecting device for building construction |
| CN118130776A (en) * | 2024-05-07 | 2024-06-04 | 洛阳市公路规划勘察设计院有限公司 | Bridge concrete strength detection device |
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