CN108168948B - Novel sediment sampling device - Google Patents
Novel sediment sampling device Download PDFInfo
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- CN108168948B CN108168948B CN201810046746.4A CN201810046746A CN108168948B CN 108168948 B CN108168948 B CN 108168948B CN 201810046746 A CN201810046746 A CN 201810046746A CN 108168948 B CN108168948 B CN 108168948B
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- 238000005070 sampling Methods 0.000 title claims abstract description 229
- 239000013049 sediment Substances 0.000 title claims abstract description 57
- 238000005192 partition Methods 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 26
- 239000010959 steel Substances 0.000 claims description 26
- 230000007306 turnover Effects 0.000 claims description 10
- 101100293261 Mus musculus Naa15 gene Proteins 0.000 abstract 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000004062 sedimentation Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
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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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- 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
-
- 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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1006—Dispersed solids
- G01N2001/1012—Suspensions
- G01N2001/1025—Liquid suspensions; Slurries; Mud; Sludge
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- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a sampling device, in particular to a novel sediment sampling device. Including pressing the dish, store up appearance section, the sampling end, the back cover module, supporting part, store up appearance section including last sampling tube, down sampling tube etc. the sampling end includes sampling end shell, sampling end inner tube etc. the back cover module includes wire rope, driving gear, driven gear upset plectane etc. the supporting part includes first support, second support, the lower extreme cover of pressing the dish is on last sampling tube, the lower extreme of going up sampling tube and the upper end threaded connection of sampling tube down, the lower extreme and the sampling end inner tube threaded connection of sampling tube down, sampling end inner tube and sampling end shell threaded connection, upset plectane and plectane hole cooperation, driving gear and driven gear meshing. The beneficial effects are that: the obtained sediment sample is sealed by turning the turning circular plate to a horizontal state, so that the loss of the obtained sediment sample is avoided, and the original appearance of the sample can be completely maintained.
Description
Technical Field
The invention relates to a sampling device, in particular to a novel sediment sampling device.
Background
Lake core sediments, submarine sediments and the like are of great significance in revealing environmental changes, sedimentation processes, pollutant migration and the like, and original layer sequence, sedimentation thickness and other original properties of the sediments are required to be kept as well as possible in sampling. At present, sediment sampling devices are mainly divided into two types, namely a grab bucket type sampling device and a column type sampling device, the grab bucket type sampling device has a simple structure, but has large disturbance on a sample, limited sampling depth and the problem of sample loss caused by low tightness, and is generally used for collecting surface samples of sediment; the columnar sampling device then obtains a sediment sample by vertically inserting the columnar sampling device into the sediment. The structure of the general columnar sampling device is complex, the vacuum pump and the pressure pump are usually adopted to collect samples, and when the sampling device is pulled out, the pressure pump is used for expanding rubber to seal the bottom end of the sampling tube, so that the original property of the samples can be better kept, but the device has more components, larger volume, needs an external power supply and is more expensive; the columnar sampling device with a part of simple structure is generally lack of an effective sediment sealing device at the bottom of the sampling tube, so that loose sediment has obvious sample loss problem when the sampling device is pulled out, and therefore, a novel sediment sampling device with a simple structure, convenient operation and capability of effectively sealing the sediment and keeping the original appearance of the sample completely is needed.
Disclosure of Invention
The invention aims to solve the problems, and provides a novel sediment sampling device, which seals an acquired sediment sample by turning a turning circular plate to a horizontal state, avoids the loss of the acquired sediment sample, can completely maintain the original appearance of the sample, and adopts the following technical scheme:
the novel sediment sampling device comprises a pressing plate, a sampling section, a sampling end, a back cover module and a supporting part, wherein the sampling section comprises an upper sampling cylinder, an upper sampling cylinder partition board, a lower sampling cylinder and a lower sampling cylinder partition board, the sampling end comprises a sampling end shell, a sampling end inner cylinder partition board, a second shaft hole, a first shaft hole and a circular plate hole, the back cover module comprises a steel wire rope, a driving gear, a driven gear, a first shaft, a second shaft, a third shaft and a turnover circular plate, the supporting part comprises a first bracket and a second bracket, the lower end of the pressing plate is sleeved on the upper sampling cylinder, the lower end of the upper sampling cylinder is in threaded connection with the upper end of the lower sampling cylinder, the upper sampling cylinder partition board is arranged in the upper sampling cylinder, the inner cavity of the upper sampling cylinder is averagely partitioned into two parts, the lower sampling cylinder partition board is arranged in the lower sampling cylinder, the lower sampling tube baffle equally separates the inner cavity of the lower sampling tube into two parts, the upper end of the upper sampling tube is provided with internal threads, the lower end of the upper sampling tube is provided with external threads, the lower sampling tube is identical in structure and size with the upper sampling tube, the lower end of the lower sampling tube is in threaded connection with the sampling end inner tube, the sampling end inner tube is in threaded connection with the sampling end shell, a gap exists between the inner wall of the sampling end shell and the outer wall of the sampling end inner tube, the driving gear, the driven gear and the third shaft are positioned in the gap between the inner wall of the sampling end shell and the outer wall of the sampling end inner tube, no gap exists between the lower end of the sampling end shell and the lower end of the sampling end inner tube, the thickness of the sampling end inner tube baffle is equal to the thickness of the turnover circular plate, the sampling end inner tube baffle is arranged in the sampling end inner tube, a circular plate hole is formed in the sampling end inner tube baffle, the diameter of the circular plate hole is equal to the inner diameter of the inner cylinder of the sampling end, the turning circular plate is matched with the circular plate hole, the diameter of the turning circular plate is equal to the inner diameter of the inner cylinder of the sampling end, a circular through hole is formed in the turning circular plate, the lower end face of the upper sampling cylinder partition is attached to the upper end face of the lower sampling cylinder partition, the lower end face of the lower sampling cylinder partition is attached to the upper end face of the inner cylinder partition of the sampling end, the first support and the second support are sleeved on the outer wall of the lower sampling cylinder after being matched, the upper end of the inner cylinder of the sampling end is provided with internal threads and external threads, the outer wall of the inner cylinder of the sampling end is provided with two second shaft holes which are symmetrically arranged and two first shaft holes which are symmetrically arranged, the driving gear is connected with a third shaft through a key, the second shaft is in interference fit with the second shaft, the driven gear is inserted into the third shaft through a key, the first shaft is in clearance fit with the first shaft, the circular through hole in the turnover circular through hole is attached to the upper end face of the partition, the driving gear is meshed with the driven gear, the lower end of the driving gear is fixed and the driven shaft, the lower end of the steel wire rope is wound on the upper end of the steel wire rope, and the upper end of the steel wire rope is pressed against the disc.
Preferably, the pressing plate comprises a first handle, a second handle, a compass, a pressing plate body, a stop block groove, an annular groove and an L-shaped hook, wherein the pressing plate body is fixedly connected with the two oppositely arranged first handles and the two oppositely arranged second handles, 90 degrees are arranged between the first handles and the second handles, the compass is arranged at the upper end of the pressing plate body, the annular groove is arranged at the lower end of the pressing plate body, the upper end of the stop block is fixedly connected onto the pressing plate body, the stop block groove is formed in the middle of the stop block, the L-shaped hook is provided with two symmetrically fixed on the lower end face of the pressing plate body, the bottom of the stop block groove is flush with the bottom of the annular groove, the upper end of the upper sampling tube is inserted into the annular groove, and the upper end of the upper sampling tube baffle is inserted into the stop block groove.
Preferably, the second support includes third circular arc groove, fourth circular arc groove, first recess, second recess, third recess, fourth recess, second supporting leg, third circular arc groove and fourth circular arc groove size are equal, wire rope is in vertical state and is located third circular arc groove, fourth circular arc inslot, first recess, second recess, third recess, fourth recess all are equipped with two, first recess, second recess are located same level, third recess, fourth recess are located same level, the second supporting leg is equipped with two.
Preferably, the first support comprises a first arc groove, a second arc groove, a first protrusion, a second protrusion, a third protrusion, a fourth protrusion and a first supporting leg, the first arc groove and the second arc groove are equal in size, the steel wire rope is located in the first arc groove and the second arc groove, the first protrusion, the second protrusion, the third protrusion and the fourth protrusion are both arranged in two, the first protrusion and the second protrusion are located at the same horizontal height, the third protrusion and the fourth protrusion are located at the same horizontal height, the first protrusion is inserted into the first groove, the second protrusion is inserted into the second groove, the third protrusion is inserted into the third groove, the fourth protrusion is inserted into the fourth groove, and the first supporting leg is provided with two.
Preferably, the sampling end shell comprises a cone section, a cylindrical section, a connecting section, threads and rope holes, wherein the lower end of the cylindrical section is fixedly connected with the cone section, the upper end of the cylindrical section is fixedly connected with the connecting section, two symmetrically arranged rope holes are formed in the connecting section, the steel wire rope penetrates through the rope holes, the diameter of the rope holes is slightly larger than that of the steel wire rope, and threads are formed in the inner wall of the connecting section.
Preferably, the third shaft comprises a third shaft main body, a third shaft snap ring, a third shaft baffle ring and a third shaft round hole, the third shaft baffle ring is arranged on the outer circular surface of the third shaft main body, the third shaft main body is provided with the third shaft round hole, the wall of the third shaft round hole is provided with the third shaft snap ring, and the section of the third shaft snap ring is a right triangle.
Preferably, the second shaft comprises a second shaft main body and a second shaft snap ring, the second shaft snap ring is arranged on the outer circular surface of the second shaft main body, the section of the second shaft snap ring is in a right triangle shape, one end of the second shaft main body and the second shaft snap ring are inserted into the third shaft round hole, and the vertical side surface of the second shaft snap ring is attached to the vertical side surface of the third shaft snap ring, so that the second shaft is prevented from falling out of the third shaft.
The invention has the following advantages:
(1) The compass is arranged on the pressing disc, so that the trouble of independently carrying the compass is avoided, and the direction can be distinguished at any time when a sediment sample is taken;
(2) The steel wire rope is pulled to drive the driving gear to rotate through the third shaft, so that the driven gear is driven to rotate, and the rotation of the driven gear drives the overturning circular plate to overturn through the first shaft, so that the operation is simple and convenient, and the implementation is easy;
(3) The inner cavity of the inner cylinder of the sampling end is completely blocked by turning the turning circular plate to a horizontal state, so that the acquired sediment sample is sealed, the acquired sediment sample is prevented from being lost, and the original appearance of the sample can be completely maintained;
(4) One end of the first shaft is in interference fit with a circular through hole on the turnover circular plate, and the other end of the first shaft is connected with the driven gear through a key and meshed with the driving gear and the driven gear, so that the turnover circular plate in a vertical state is not easy to shake in the sampling process;
(5) The lower sampling tube and the upper sampling tube have the same structure and the same size, so that the number of the sections of the sampling tube can be increased or decreased according to actual conditions to meet different requirements.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1: the invention relates to an overall structure schematic diagram of a novel sediment sampling device;
fig. 2: the invention relates to a three-dimensional structure schematic diagram of a novel sediment sampling device;
fig. 3: the invention relates to a structural schematic diagram of a sampling end shell of a novel sediment sampling device;
fig. 4: the invention relates to a first internal structure schematic diagram of a novel sediment sampling device;
fig. 5: the invention relates to a first sampling end internal structure schematic diagram of a novel sediment sampling device;
fig. 6: the second internal structure schematic diagram of the novel sediment sampling device;
fig. 7: the invention relates to a second sampling end internal structure schematic diagram of a novel sediment sampling device;
fig. 8: the invention relates to a structural schematic diagram of a second shaft and a third shaft of a novel sediment sampling device;
fig. 9: the invention relates to a second shaft and a third shaft section view of a novel sediment sampling device;
fig. 10: the invention relates to a structural schematic diagram of a driving gear of a novel sediment sampling device;
fig. 11: the invention relates to a structural schematic diagram of an inner cylinder of a sampling end of a novel sediment sampling device;
fig. 12: the invention relates to a cross section of a sampling end shell of a novel sediment sampling device;
fig. 13: the second bracket structure schematic diagram of the novel sediment sampling device;
fig. 14: the invention relates to a first bracket structure schematic diagram of a novel sediment sampling device;
fig. 15: the invention relates to a first structural schematic diagram of a pressing disc of a novel sediment sampling device;
fig. 16: the invention relates to a second structure schematic diagram of a pressing disc of a novel sediment sampling device;
fig. 17: a third cross-sectional view of the novel sediment sampling device;
fig. 18: the invention relates to a second shaft section view of a novel sediment sampling device;
fig. 19: the invention discloses a turnover circular plate turnover schematic diagram of a novel sediment sampling device.
Symbol description:
1. the pressure disk, 2, the upper sampling tube, 3, the lower sampling tube, 4, the first bracket, 5, the second bracket, 6, the steel wire rope, 7, the sampling end shell, 8, the upper sampling tube baffle, 9, the lower sampling tube baffle, 10, the sampling end inner tube baffle, 11, the turnover circular plate, 12, the sampling end inner tube, 13, the driving gear, 14, the driven gear, 15, the first shaft, 16, the second shaft, 17, the third shaft, 18, the second shaft hole, 19, the first shaft hole, 20, the circular plate hole, 101, the first handle, 102, the second handle, 103, the compass, 104, the pressing disk main body, 105, the stop block, 106, the stop block groove, 107, the annular groove, 108 and the L-shaped hook, 401, first circular arc groove, 402, second circular arc groove, 403, first protrusion, 404, second protrusion, 405, third protrusion, 406, fourth protrusion, 407, first support leg, 501, third circular arc groove, 502, fourth circular arc groove, 503, first groove, 504, second groove, 505, third groove, 506, fourth groove, 507, second support leg, 701, cone section, 702, cylinder section, 703, connecting section, 704, screw thread, 705, rope hole, 161, second shaft body, 162, second shaft snap ring, 171, third shaft body, 172, third shaft snap ring, 173, third shaft stop ring, 174, third shaft round hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The terms first, second and the like in the description and in the claims and in the above-described figures, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented, for example, in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention is further illustrated by the following figures and examples:
as shown in figures 1-11, the novel sediment sampling device comprises a pressing disc 1, a sample storage section, a sampling end, a bottom sealing module and a supporting part, wherein the sample storage section comprises an upper sampling tube 2, an upper sampling tube baffle 8, a lower sampling tube 3 and a lower sampling tube baffle 9, the sampling end comprises a sampling end shell 7, a sampling end inner tube 12, a sampling end inner tube baffle 10, a second shaft hole 18, a first shaft hole 19 and a circular plate hole 20, the bottom sealing module comprises a steel wire rope 6, a driving gear 13, a driven gear 14, a first shaft 15, a second shaft 16, a third shaft 17 and a turnover circular plate 11, the supporting part comprises a first bracket 4 and a second bracket 5, the lower end of the pressing disc 1 is sleeved on the upper sampling tube 2, the lower end of the upper sampling tube 2 is in threaded connection with the upper end of the lower sampling tube 3, the upper sampling tube baffle 8 is arranged in the upper sampling tube 2, the upper sampling tube baffle 8 equally divides the inner cavity of the upper sampling tube 2 into two parts, the lower sampling tube 3 is internally provided with the lower sampling tube baffle 9, the lower sampling tube baffle 9 equally divides the inner cavity of the lower sampling tube 3 into two parts, the upper end of the upper sampling tube 2 is provided with internal threads, the lower end is provided with external threads, the lower sampling tube 3 and the upper sampling tube 2 are identical in structure and size, the lower end of the lower sampling tube 3 is in threaded connection with the sampling end inner tube 12, the sampling end inner tube 12 is in threaded connection with the sampling end shell 7, a gap exists between the inner wall of the sampling end shell 7 and the outer wall of the sampling end inner tube 12, the driving gear 13, the driven gear 14 and the third shaft 17 are positioned in the gap between the inner wall of the sampling end shell 7 and the outer wall of the sampling end inner tube 12, no gap exists between the lower end of the sampling end shell 7 and the lower end of the sampling end inner tube 12, the thickness of sample end inner tube baffle 10 equals with the thickness of upset plectane 11, be equipped with sample end inner tube baffle 10 in the sample end inner tube 12, it has plectane hole 20 to open on the sample end inner tube baffle 10, the diameter in plectane hole 20 equals with the internal diameter of sample end inner tube 12, upset plectane 11 and plectane hole 20 cooperation, the diameter of upset plectane 11 equals with the internal diameter of sample end inner tube 12, guarantees to be blocked up the inner chamber of sample end inner tube 12 completely when upset plectane 11 upset to horizontal position, it has circular through-hole to open on the upset plectane 11, the lower terminal surface of going up sample tube baffle 8 is laminated with the up end of lower sample tube baffle 9, down sample tube baffle 9's lower terminal surface is laminated with sample end inner tube baffle 10's up end, first support 4 and second support 5 cooperation back cover is on the outer wall of lower sample tube 3, the upper end of sample end 12 is opened there is internal thread and external screw thread, it has two second shaft holes 18 and two first gears 19 that the symmetry set up to open on the outer wall of sample end inner tube 12, two interference fit second shaft hole 19 and two first shaft hole and second shaft hole 16 are connected with first gear 16 through the interference fit, second shaft hole 16 and second shaft hole 16 are connected with first gear hole 16, second shaft hole 16 and third shaft hole 15 are connected with first gear hole 15, and second shaft hole 16 are connected through the interference fit on the first shaft hole 15, and the second shaft hole 15.
As shown in fig. 15 to 16, the pressing disc 1 includes a first handle 101, a second handle 102, a compass 103, a pressing disc main body 104, a stop block 105, a stop block groove 106, an annular groove 107, and an L-shaped hook 108, wherein the pressing disc main body 104 is fixedly connected with the two oppositely arranged first handles 101 and the two oppositely arranged second handles 102, a 90 ° angle is formed between the first handles 101 and the second handles 102, the upper end of the pressing disc main body 104 is provided with the compass 103, the lower end is provided with the annular groove 107, the upper end of the stop block 105 is fixedly connected to the pressing disc main body 104, the middle of the stop block 105 is provided with the stop block groove 106, the L-shaped hook 108 is provided with two symmetrically fixed on the lower end face of the pressing disc main body 104, the bottom of the stop block groove 106 is flush with the bottom of the annular groove 107, the upper end of the upper sampling tube 2 is inserted into the annular groove 107, and the upper end of the upper sampling tube partition 8 is inserted into the stop block groove 106.
As shown in fig. 13, the second bracket 5 includes a third circular arc groove 501, a fourth circular arc groove 502, a first groove 503, a second groove 504, a third groove 505, a fourth groove 506, and a second supporting leg 507, the third circular arc groove 501 and the fourth circular arc groove 502 are equal in size, the wire rope 6 is in a vertical state and is located in the third circular arc groove 501 and the fourth circular arc groove 502, two first grooves 503, two second grooves 504, three grooves 505, and four grooves 506 are all provided, the first grooves 503 and the second grooves 504 are located at the same level, the third grooves 505 and the fourth grooves 506 are located at the same level, and the second supporting leg 507 is provided with two.
As shown in fig. 14, the first bracket 4 includes a first circular arc groove 401, a second circular arc groove 402, a first protrusion 403, a second protrusion 404, a third protrusion 405, a fourth protrusion 406, and a first supporting leg 407, where the first circular arc groove 401 and the second circular arc groove 402 are equal in size, the wire rope 6 is located in the first circular arc groove 401 and the second circular arc groove 402, two first protrusions 403, second protrusions 404, third protrusion 405, and fourth protrusion 406 are provided, the first protrusions 403 and second protrusions 404 are located at the same level, the third protrusions 405 and fourth protrusions 406 are located at the same level, the first protrusion 403 is inserted into the first groove 503, the second protrusion 404 is inserted into the second groove 504, the third protrusion 405 is inserted into the third groove 505, the fourth protrusion 406 is inserted into the fourth groove 506, and the first supporting leg 407 is provided with two protrusions.
As shown in fig. 12, the sampling end housing includes a cone section 701, a cylindrical section 702, a connection section 703, a screw thread 704, and a rope hole 705, wherein the lower end of the cylindrical section 702 is fixedly connected with the cone section 701, the upper end is fixedly connected with the connection section 703, two symmetrically arranged rope holes 705 are formed in the connection section 703, the wire rope 6 passes through the rope holes 705, the diameter of the rope hole 705 is slightly larger than that of the wire rope 6, the wire rope 6 can slide in the rope hole 705 conveniently, external sediment can be prevented from entering a gap between the inner wall of the sampling end housing 7 and the outer wall of the sampling end inner barrel 12, and the inner wall of the connection section 703 is provided with a screw thread.
As shown in fig. 17, the third shaft 17 includes a third shaft main body 171, a third shaft snap ring 172, a third shaft stop ring 173, and a third shaft circular hole 174, the outer circumferential surface of the third shaft main body 171 is provided with the third shaft stop ring 173, the third shaft main body 171 is provided with the third shaft circular hole 174, the hole wall of the third shaft circular hole 174 is provided with the third shaft snap ring 172, and the section of the third shaft snap ring 172 is a right triangle.
As shown in fig. 10 and 18, the second shaft 16 includes a second shaft main body 161 and a second shaft snap ring 162, the outer circumferential surface of the second shaft main body 161 is provided with the second shaft snap ring 162, the section of the second shaft snap ring 162 is a right triangle, one end of the second shaft main body 161 and the second shaft snap ring 162 are inserted into a third shaft circular hole 174, and the vertical side surface of the second shaft snap ring 162 is attached to the vertical side surface of the third shaft snap ring 172, so as to prevent the second shaft 16 from being separated from the third shaft 17.
As shown in fig. 1 to 18, when the invention is used, the turning round plate 11 is in a vertical state, namely the turning round plate 11 is completely matched with the round plate hole 20 on the inner cylinder baffle plate 10 of the sampling end, the first bracket 4 and the second bracket 5 are sleeved on the outer wall of the lower sampling tube 3 after being matched, the lower end of the steel wire rope 6 is wound on the third shaft 17, the upper end of the steel wire rope is tied on the L-shaped hook 108 after being penetrated out from the upper end of the rope hole 705, the first circular arc groove 401, the second circular arc groove 402, the third circular arc groove 501 and the fourth circular arc groove 502 can ensure that the steel wire rope 6 is in a vertical state after being penetrated out from the upper end of the rope hole 705, so that the steel wire rope 6 is convenient to pull, the first supporting leg 407 of the first bracket 4 and the second supporting leg 507 of the second bracket 5 are inserted into a sediment surface layer, the first handle 101 or the second handle 102 of the pressing disc 1 is held by hand, the first bracket 4 and the second bracket 5 can ensure that the upper sampling tube 2 and the lower sampling tube 3 move vertically downwards, sediment samples to be taken firstly enter the inner cavity of the inner cylinder 12 of the sampling end, the sediment samples entering the inner cylinder 12 of the sampling end can enter the lower sampling tube 3 and the upper sampling tube 2 in sequence along with the continuous downward pressing of the pressing plate 1 by hand, when the sediment samples are filled in the upper sampling tube 2, the steel wire rope 6 is pulled upwards, the steel wire rope 6 drives the driving gear 13 to rotate through the third shaft 17, and then drives the driven gear 14 to rotate, as shown in fig. 19, the rotation of the driven gear 14 drives the overturning circular plate 11 to overturn through the first shaft 15 until the overturning circular plate 11 is in a horizontal state, the inner cavity of the inner cylinder 12 of the sampling end is completely blocked, and then the whole device is lifted out of sediment.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (3)
1. A novel sediment sampling device, characterized in that: the device comprises a pressing plate, a sample storage section, a sampling end, a back cover module and a supporting part, wherein the sample storage section comprises an upper sampling cylinder, an upper sampling cylinder partition board, a lower sampling cylinder and a lower sampling cylinder partition board, the sampling end comprises a sampling end shell, a sampling end inner cylinder partition board, a second shaft hole, a first shaft hole and a circular plate hole, the back cover module comprises a steel wire rope, a driving gear, a driven gear, a first shaft, a second shaft, a third shaft and a turnover circular plate, the supporting part comprises a first bracket and a second bracket, the lower end of the pressing plate is sleeved on the upper sampling cylinder, the lower end of the upper sampling cylinder is in threaded connection with the upper end of the lower sampling cylinder, the upper sampling cylinder partition board is arranged in the upper sampling cylinder, the inner cavity of the upper sampling cylinder is averagely partitioned into two parts, the lower sampling cylinder partition board is arranged in the lower sampling cylinder, the inner cavity of the lower sampling cylinder partition board averagely partitions the lower sampling cylinder into two parts, the upper end of the upper sampling tube is provided with internal threads, the lower end of the upper sampling tube is provided with external threads, the lower end of the lower sampling tube is identical to the upper sampling tube in structure and equal in size, the lower end of the lower sampling tube is in threaded connection with the sampling end inner tube, the sampling end inner tube is in threaded connection with the sampling end shell, a gap exists between the inner wall of the sampling end shell and the outer wall of the sampling end inner tube, the driving gear, the driven gear and the third shaft are positioned in the gap between the inner wall of the sampling end shell and the outer wall of the sampling end inner tube, no gap exists between the lower end of the sampling end shell and the lower end of the sampling end inner tube, the thickness of the sampling end inner tube partition plate is equal to the thickness of the overturning circular plate, the sampling end inner tube partition plate is arranged in the sampling end inner tube, a circular plate hole is formed in the sampling end inner tube partition plate, and the diameter of the circular plate hole is equal to the inner diameter of the sampling end inner tube, the diameter of the turning round plate is equal to the inner diameter of the inner cylinder of the sampling end, a circular through hole is formed in the turning round plate, the lower end face of the upper sampling cylinder partition plate is attached to the upper end face of the lower sampling cylinder partition plate, the lower end face of the lower sampling cylinder partition plate is attached to the upper end face of the sampling end inner cylinder partition plate, the first support and the second support are sleeved on the outer wall of the lower sampling cylinder after being matched, the upper end of the sampling end inner cylinder is provided with an internal thread and an external thread, the outer wall of the sampling end inner cylinder is provided with two second shaft holes which are symmetrically arranged and two first shaft holes which are symmetrically arranged, the driving gear is connected with the third shaft through a key, the second shaft is in interference fit with the second shaft holes, the driven gear is connected with the first shaft through a key, the first shaft is in clearance fit with the circular through hole on the turning round plate, the driving gear is meshed with the driven gear, the lower end of the steel wire rope is fixed on the third shaft, and the upper end of the steel wire rope is tied on the pressing plate in an interference fit manner;
the pressing plate comprises a first handle, a second handle, a compass, a pressing plate body, a stop block groove, an annular groove and an L-shaped hook, wherein the pressing plate body is fixedly connected with the two oppositely arranged first handles and the two oppositely arranged second handles, a 90-degree angle is formed between the first handles and the second handles, the compass is arranged at the upper end of the pressing plate body, the annular groove is arranged at the lower end of the pressing plate body, the upper end of the stop block is fixedly connected to the pressing plate body, the stop block groove is formed in the middle of the stop block, the two L-shaped hooks are symmetrically fixed on the lower end face of the pressing plate body, the bottom of the stop block groove is level with the bottom of the annular groove, the upper end of the upper sampling cylinder is inserted into the annular groove, and the upper end of the upper sampling cylinder partition plate is inserted into the stop block groove;
the sampling end shell comprises a cone section, a cylindrical section, a connecting section, threads and rope holes, wherein the lower end of the cylindrical section is fixedly connected with the cone section, the upper end of the cylindrical section is fixedly connected with the connecting section, two symmetrically arranged rope holes are formed in the connecting section, the steel wire rope penetrates through the rope holes, the diameter of the rope holes is slightly larger than that of the steel wire rope, and threads are formed in the inner wall of the connecting section;
the third shaft comprises a third shaft main body, a third shaft clamping ring, a third shaft retaining ring and a third shaft round hole, the third shaft retaining ring is arranged on the outer circular surface of the third shaft main body, the third shaft main body is provided with the third shaft round hole, the hole wall of the third shaft round hole is provided with the third shaft clamping ring, and the section of the third shaft clamping ring is a right triangle;
the second shaft comprises a second shaft main body and a second shaft clamping ring, the second shaft clamping ring is arranged on the outer circular surface of the second shaft main body, the section of the second shaft clamping ring is in a right triangle shape, one end of the second shaft main body and the second shaft clamping ring are inserted into a third shaft round hole, the vertical side surface of the second shaft clamping ring is attached to the vertical side surface of the third shaft clamping ring, and the second shaft is prevented from being separated from the third shaft;
when the device is used, the overturning circular plate is firstly located in a vertical state, the overturning circular plate is completely matched with a circular plate hole in the inner cylinder partition plate of the sampling end, the lower end of the steel wire rope is wound on the third shaft, the upper end of the steel wire rope is penetrated out from the upper end of the rope hole and then tied on the L-shaped hook, the first handle or the second handle of the pressing plate is held by the hand to vertically press downwards, a sediment sample to be taken firstly enters the inner cavity of the inner cylinder of the sampling end, the sediment sample entering the inner cylinder of the sampling end enters the lower sampling cylinder and the upper sampling cylinder sequentially along with the continuous pressing of the pressing plate by the hand, when the sediment sample is filled in the upper sampling cylinder, the steel wire rope is pulled upwards, the steel wire rope drives the driving gear to rotate through the third shaft, then drives the driven gear to rotate, and the driven gear to rotate, the overturning circular plate is driven by the first shaft until the overturning circular plate is located in a horizontal state, the inner cavity of the inner cylinder of the sampling end is completely blocked, and then the whole device is lifted out of sediment.
2. A novel sediment sampling device according to claim 1, wherein: the second support includes third circular arc groove, fourth circular arc groove, first recess, second recess, third recess, fourth recess, second supporting leg, the second supporting leg is equipped with two, third circular arc groove and fourth circular arc groove size are equal, wire rope is in vertical state and is located third circular arc groove, fourth circular arc inslot, first recess, second recess, third recess, fourth recess all are equipped with two, first recess, second recess are located same level, third recess, fourth recess are located same level.
3. A novel sediment sampling device according to claim 1, wherein: the first support comprises a first arc groove, a second arc groove, a first protrusion, a second protrusion, a third protrusion, a fourth protrusion and a first supporting leg, wherein the first arc groove and the second arc groove are equal in size, the steel wire rope is located in the first arc groove and the second arc groove, the first protrusion, the second protrusion, the third protrusion and the fourth protrusion are both arranged at two positions, the first protrusion and the second protrusion are located at the same horizontal height, the third protrusion and the fourth protrusion are located at the same horizontal height, the first protrusion is inserted into the first groove, the second protrusion is inserted into the second groove, the third protrusion is inserted into the third groove, the fourth protrusion is inserted into the fourth groove, and the first supporting leg is provided with two positions.
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| CN201810046746.4A CN108168948B (en) | 2018-01-18 | 2018-01-18 | Novel sediment sampling device |
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| CN201810046746.4A CN108168948B (en) | 2018-01-18 | 2018-01-18 | Novel sediment sampling device |
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| CN108168948B true CN108168948B (en) | 2024-04-05 |
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