CN220084424U - River sediment quantitative sampling device - Google Patents
River sediment quantitative sampling device Download PDFInfo
- Publication number
- CN220084424U CN220084424U CN202321422597.XU CN202321422597U CN220084424U CN 220084424 U CN220084424 U CN 220084424U CN 202321422597 U CN202321422597 U CN 202321422597U CN 220084424 U CN220084424 U CN 220084424U
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- China
- Prior art keywords
- quantitative
- fixedly connected
- sediment sampling
- sediment
- sampling tube
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- 238000005070 sampling Methods 0.000 title claims abstract description 81
- 239000013049 sediment Substances 0.000 title claims abstract description 66
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 6
- 241001330002 Bambuseae Species 0.000 claims abstract description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 6
- 239000011425 bamboo Substances 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 10
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000000605 extraction Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a quantitative river sediment sampling device, which comprises a sediment sampling tube with an open lower end, wherein the top of the sediment sampling tube is fixedly connected with a positioning sleeve, a quantitative tube is movably arranged in the positioning sleeve in a penetrating manner along an axis, and a positioning and fixing assembly is arranged between the positioning sleeve and the quantitative tube; the lower extreme fixedly connected with of quantitative section of thick bamboo is located the spacing ring in the sediment sampling tube, wears to be equipped with the piston rod along the axis activity in quantitative section of thick bamboo, and the lower extreme fixedly connected with of piston rod is located spacing ring below and with the piston that the sediment sampling tube suited, is provided with opening and shutting mechanism in the lower extreme of sediment sampling tube. The utility model has simple structure and reasonable design, and can solve the problem that the sampling device is difficult to control the amount of the sample in the device when the sampling device samples river sediment, thereby improving the sampling efficiency.
Description
Technical Field
The utility model relates to the technical field of sediment sampling devices, in particular to a quantitative sampling device for river sediment.
Background
Sediment sampling refers to the collection of sediment samples in order to study the accumulation, distribution, transformation and migration of contaminants in the sediment discharged into the body of water. The flow rate and velocity of the water directly affect the speed, thickness and variation of the deposit deposition. The deposition conditions of the controlled or contaminated water body are different from those of natural conditions. The sediment sampling needs to consider natural factors and also needs to consider artificial factors.
Along with the development of current technology, sediment sampling of rivers is more and more frequent, and various sampling devices appear on the market, but when traditional sampling device is sampling river sediment, the volume of sampling in the device is difficult to control, causes sampling efficiency to be low, needs a quantitative sediment sampling device for this reason, improves sampling efficiency.
Disclosure of Invention
The utility model aims to provide a quantitative river sediment sampling device, which is used for solving the problem that the sampling device disclosed in the background art is difficult to control the sampling amount in the device when the river sediment is sampled.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the quantitative river sediment sampling device comprises a sediment sampling tube with an open lower end, wherein the top of the sediment sampling tube is fixedly connected with a positioning sleeve, a quantitative tube is movably arranged in the positioning sleeve in a penetrating manner along an axis, and a positioning and fixing assembly is arranged between the positioning sleeve and the quantitative tube;
the lower extreme fixedly connected with of quantitative section of thick bamboo is located the spacing ring in the sediment sampling tube, wears to be equipped with the piston rod along the axis activity in quantitative section of thick bamboo, and the lower extreme fixedly connected with of piston rod is located spacing ring below and with the piston that the sediment sampling tube suited, is provided with opening and shutting mechanism in the lower extreme of sediment sampling tube.
Foretell a river bed mud quantitative sampling device, the upper end of bed mud sampling tube is uncovered to be set up, can dismantle through the screw thread in the upper end of bed mud sampling tube and be connected with the block, locating sleeve fixed connection is at the top of block.
The river sediment quantitative sampling device comprises a positioning screw rod which is connected to the side surface of a positioning sleeve in a threaded mode, a plurality of positioning holes which are matched with the positioning screw rod are formed in the side surface of a quantitative cylinder along the axial direction, a first handle is fixedly connected to the upper end of an outer ring of the quantitative cylinder, and scale marks are arranged in the front side surface of the quantitative cylinder along the axial direction.
According to the river sediment quantitative sampling device, the upper end of the piston rod is located outside the quantitative cylinder, and the outer ring of the upper end of the piston rod is fixedly connected with the second handle.
The river sediment quantitative sampling device comprises the connecting rod movably penetrating along the axis of the piston rod, and the top end of the connecting rod is fixedly connected with the rotating handle positioned outside the piston rod;
a baffle is fixedly connected to the opening at the lower end of the bottom mud sampling tube, and two inlets and outlets are arranged on the baffle at intervals; a sealing plate movably attached to the partition plate is fixedly connected to the near end part of the lower end of the connecting rod, and the sealing plate is provided with through holes corresponding to the inlet and the outlet one by one; the lower extreme activity of connecting rod passes the baffle, can dismantle through the screw thread at the lower extreme of connecting rod and be connected with spacing lid.
Compared with the prior art, the utility model has the beneficial effects that:
after the structure is adopted, the limiting ring is axially adjusted through the matching of the positioning cylinder and the positioning sleeve, and when the piston rod is pulled axially to drive the piston below the limiting ring, the piston stops moving when moving to the limiting ring, so that quantitative extraction of the bottom mud is completed. The utility model has simple structure and reasonable design, and can solve the problem that the sampling device is difficult to control the amount of the sample in the device when the sampling device samples river sediment, thereby improving the sampling efficiency.
Drawings
Fig. 1 is a perspective view of a quantitative river sediment sampling device.
Fig. 2 is a cross-sectional view of a river bottom mud quantitative sampling device.
Fig. 3 is a front view of a river bottom mud quantitative sampling device.
Fig. 4 is a schematic diagram of a sealing plate of a river sediment quantitative sampling device.
Fig. 5 is a schematic diagram of an opening and closing mechanism of a river sediment quantitative sampling device.
In the figure: 1. a bottom mud sampling tube; 2. a positioning sleeve; 3. a quantitative cylinder; 4. positioning and fixing the assembly; 401. positioning a screw; 402. positioning holes; 403. a first grip; 404. scale marks; 5. a limiting ring; 6. a piston rod; 7. a piston; 8. an opening and closing mechanism; 801. a connecting rod; 802. a rotating handle; 803. a partition plate; 804. an inlet and an outlet; 805. a sealing plate; 806. a through port; 807. a limit cover; 9. capping; 10. and a second grip.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Referring to fig. 1-5, a quantitative river sediment sampling device comprises a sediment sampling tube 1 with an open lower end, wherein the top of the sediment sampling tube 1 is fixedly connected with a positioning sleeve 2, a quantitative tube 3 is movably arranged in the positioning sleeve 2 along an axis in a penetrating manner, and a positioning and fixing assembly 4 is arranged between the positioning sleeve 2 and the quantitative tube 3, so that the sediment sampling tube 1 can set the extraction amount when extracting sediment; the lower extreme fixedly connected with that decides the cylinder 3 is located spacing ring 5 in the sediment sampling tube 1, and unable the continuation extraction when making the sediment extraction arrive spacing ring 5, wears to be equipped with piston rod 6 along the axis activity in the ration cylinder 3, and the lower extreme fixedly connected with that is located spacing ring 5 below and with the piston 7 that suits of sediment sampling tube 1 at piston rod 6 makes piston rod 6 cooperate piston 7 along axis activity extraction and discharge sediment, is provided with opening and shutting mechanism 8 at the lower extreme of sediment sampling tube 1, and the sediment in the sediment sampling tube 1 is unrestrained when avoiding lifting.
Further, the upper end of the sediment sampling tube 1 is opened, the upper end of the sediment sampling tube 1 is detachably connected with the cap 9 through threads, the positioning sleeve 2 is fixedly connected to the top of the cap 9, and the cap 9 is detached to clean and maintain the sediment sampling tube 1.
Further, the positioning and fixing assembly 4 comprises a positioning screw 401 in threaded connection with the side surface of the positioning sleeve 2, a plurality of positioning holes 402 which are adaptive to the positioning screw 401 are formed in the side surface of the quantifying barrel 3 along the axial direction, a first grip 403 is fixedly connected to the upper end of the outer ring of the quantifying barrel 3, scale marks 404 are formed in the front side surface of the quantifying barrel 3 along the axial direction, and bottom mud extraction is quantified through the cooperation of the positioning screw 401, the positioning holes 402, the first grip 403 and the scale marks 404 on the positioning and fixing assembly 4.
Further, the upper end of the piston rod 6 is located outside the quantitative cylinder 3, and a second grip 10 is fixedly connected to the outer ring of the upper end of the piston rod 6, so that the piston rod 6 is conveniently pushed and pulled.
Further, the opening and closing mechanism 8 comprises a connecting rod 801 movably penetrating along the axis of the piston rod 6, and a rotating handle 802 positioned outside the piston rod 6 is fixedly connected to the top end of the connecting rod 801; a partition 803 is fixedly connected to the opening at the lower end of the bottom mud sampling tube 1, and two inlets and outlets 804 are arranged on the partition 803 at intervals; a sealing plate 805 which is movably attached to the partition 803 is fixedly connected to the proximal end part of the lower end of the connecting rod 801, through holes 806 which are one by one corresponding to the inlets and the outlets 804 are formed in the sealing plate 805, when the sampling device samples, the rotary handle 802 is matched with the connecting rod 801 to enable the inlets and the outlets 804 on the partition 803 and the through holes 806 on the sealing plate 805 to be opposite to each other, so that bottom mud can be conveniently extracted, when the sampling device samples, the rotary handle 802 is matched with the connecting rod 801 to enable the inlets and the outlets 804 on the partition 803 and the through holes 806 on the sealing plate 805 to be closed, and the bottom mud extracted in the bottom mud sampling cylinder 1 can not be separated from the bottom mud sampling cylinder 1 due to movement of the whole device; the lower end of the connecting rod 801 movably passes through the partition 803, a limit cover 807 is detachably connected to the lower end of the connecting rod 801 through threads, and the limit cover 807 is detached to separate the partition 803 from the connecting rod 801.
The working principle of the utility model is that; when the quantitative adjusting device is used, the positioning screw 402 on the positioning sleeve 2 is unscrewed, the positioning hole 401 on the quantitative cylinder 3 is adjusted according to the required scale mark 404, the positioning screw 402 is screwed in alignment with the positioning hole 401, and quantitative adjustment is completed; rotating the rotating handle 802 to stagger and close the inlet and outlet 804 and the through hole 806, and then holding the first grip 403 to insert the sediment sampling tube 1 into the river sediment; rotating the rotating handle 802 to open the inlet and outlet 804 and the through hole 806, and pulling the second handle 10 to cooperate with the piston rod 6 and the piston 7 to extract river sediment; after the extraction is finished, the rotary handle 802 is rotated to stagger and close the inlet 804 and the outlet 806, and then the first grip 403 is held to lift the sediment sampling tube 1; turning the rotary handle 802 again to open the inlet and outlet 804 and the through hole 806, pushing the second handle 10 to cooperate with the piston rod 6 and the piston 7 to discharge the sediment sample in the sediment sampling tube 1, and completing sampling.
While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (5)
1. The quantitative river sediment sampling device comprises a sediment sampling tube (1) with an open lower end, and is characterized in that the top of the sediment sampling tube (1) is fixedly connected with a positioning sleeve (2), a quantitative tube (3) is movably arranged in the positioning sleeve (2) along an axis in a penetrating manner, and a positioning fixing assembly (4) is arranged between the positioning sleeve (2) and the quantitative tube (3);
the lower extreme fixedly connected with of quantitative section of thick bamboo (3) is located spacing ring (5) in sediment sampling tube (1), wears to be equipped with piston rod (6) along the axis activity in quantitative section of thick bamboo (3), and the lower extreme fixedly connected with of piston rod (6) is located spacing ring (5) below and with piston (7) that sediment sampling tube (1) suited, is provided with opening and shutting mechanism (8) in the lower extreme of sediment sampling tube (1).
2. The quantitative river sediment sampling device according to claim 1, wherein the upper end of the sediment sampling tube (1) is opened, a cap (9) is detachably connected to the upper end of the sediment sampling tube (1) through threads, and the positioning sleeve (2) is fixedly connected to the top of the cap (9).
3. The quantitative river sediment sampling device according to claim 1, wherein the positioning fixing assembly (4) comprises a positioning screw rod (401) which is in threaded connection with the side surface of the positioning sleeve (2), a plurality of positioning holes (402) which are adaptive to the positioning screw rod (401) are formed in the side surface of the quantitative barrel (3) along the axial direction, a first grip (403) is fixedly connected to the upper end of the outer ring of the quantitative barrel (3), and graduation marks (404) are formed in the front side surface of the quantitative barrel (3) along the axial direction.
4. The quantitative river sediment sampling device according to claim 1, wherein the upper end of the piston rod (6) is positioned outside the quantitative cylinder (3), and a second grip (10) is fixedly connected to the outer ring of the upper end of the piston rod (6).
5. The quantitative river sediment sampling device according to claim 1, wherein the opening and closing mechanism (8) comprises a connecting rod (801) movably penetrating along the axis of the piston rod (6), and a rotating handle (802) positioned outside the piston rod (6) is fixedly connected to the top end of the connecting rod (801);
a baffle plate (803) is fixedly connected to the opening at the lower end of the bottom mud sampling tube (1), and two inlets and outlets (804) are arranged on the baffle plate (803) at intervals; a sealing plate (805) movably attached to the partition plate (803) is fixedly connected to the proximal end of the lower end of the connecting rod (801), and the sealing plate (805) is provided with through holes (806) corresponding to the inlet and the outlet (804) one by one; the lower end of the connecting rod (801) movably passes through the partition plate (803), and the lower end of the connecting rod (801) is detachably connected with a limit cover (807) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321422597.XU CN220084424U (en) | 2023-06-05 | 2023-06-05 | River sediment quantitative sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321422597.XU CN220084424U (en) | 2023-06-05 | 2023-06-05 | River sediment quantitative sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220084424U true CN220084424U (en) | 2023-11-24 |
Family
ID=88832922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321422597.XU Active CN220084424U (en) | 2023-06-05 | 2023-06-05 | River sediment quantitative sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220084424U (en) |
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2023
- 2023-06-05 CN CN202321422597.XU patent/CN220084424U/en active Active
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