CN211927337U - Device for collecting sediments in shallow lake - Google Patents
Device for collecting sediments in shallow lake Download PDFInfo
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- CN211927337U CN211927337U CN202020521167.3U CN202020521167U CN211927337U CN 211927337 U CN211927337 U CN 211927337U CN 202020521167 U CN202020521167 U CN 202020521167U CN 211927337 U CN211927337 U CN 211927337U
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Abstract
The utility model discloses a device for collecting sediments in shallow lakes, which comprises a raft body, wherein the center of the raft body is provided with a through hole, a positioning rod is fixed at the center of the through hole through a bracket, a first acquisition structure and a second acquisition structure are connected on the positioning rod in a sliding way, the first collecting structure and the second collecting structure are symmetrically and slidably connected with two ends of the positioning rod, the first collecting structure comprises a first slide block which is connected on the positioning rod in a sliding way, the utility model collects shallow samples at the bottom of the lake through the first collecting structure, the shallow layer samples at the bottom of the lake are collected by the first collecting structure through the second collecting structure, the deep layer samples at the bottom of the lake are collected, the sample confusion is avoided, the damage and the influence on the underwater environment are reduced, meanwhile, sample pollution caused by the collecting device when the device is used for multiple times is avoided by utilizing the first collecting pipe and the second collecting pipe.
Description
Technical Field
The utility model relates to a shallow lake deposit gathers technical field, and concrete field is a device that is used for shallow lake deposit to gather.
Background
Lake sediment refers to substances deposited in lakes. The river is converged into the lake to accumulate sand and gravel at the river mouth of the lake, and the Delta deposit mainly containing heavy minerals, coarse shell crumbs and fine particles in the sand is formed. At the lakeside, sand dams and sand nozzles mainly made of gravel are piled up due to the fact that waves scour rocks of the lakeside. The silt is deposited in still water in the lake bay. The lake center is deposited as black sludge and clay.
Lake sediments can be divided into lake-edge sediments and lake-center sediments. If the lake is gradually silted up, the lake can turn into marsh to form marsh sediment. Lake-side sediment mainly consists of debris substances formed by erosion of lake bank by lake waves and damage of bank walls. The most deposited in the near bank zone are coarse-grained pebbles, round gravels and sandy soil, and the deposited in the far bank zone are fine-grained sandy soil and cohesive soil. The lake-side sediment has obvious inclined bedding, and the study on the sediment can help to understand the hydrology and geography of the lake.
At present, lake sediment sampling modes are mainly divided into drilling sampling and grab bucket sampling, and the two sampling methods have the defects that the underwater water body environment is damaged during sampling, collected objects are mixed up, and the collected samples are not clear.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a device for shallow lake deposit is gathered to the destruction that proposes in solving above-mentioned background art gathers water environment under water, makes the collection obscure, gathers the unclear shortcoming of sample.
In order to achieve the above object, the present invention provides a device for collecting sediments in shallow lakes, which comprises a raft body, wherein a through hole is formed in the center of the raft body, a positioning rod is fixed at the center of the through hole through a bracket, the positioning rod is slidably connected with a first collecting structure and a second collecting structure, and the first collecting structure and the second collecting structure are symmetrically slidably connected to two ends of the positioning rod;
the first collecting structure comprises a first sliding block, the first sliding block is connected to the positioning rod in a sliding mode, a first round pipe is fixedly connected to the first sliding block, a second round pipe is sleeved in the first round pipe, a pressure gauge is arranged between the first round pipe and the second round pipe, and a first collecting pipe is clamped at the lower end of the inner side wall of the second round pipe through a clamping groove;
the second acquisition structure includes the second slider, second slider sliding connection be in on the locating lever, and with first slider is symmetrical, sliding connection has the seal box on the second slider, be equipped with the motor in the seal box, the rotatory end of motor runs through the lateral wall of seal box, the rotatory end of motor has the sampling tube through gear connection, the lower extreme of the inside wall of sampling tube has the second collecting pipe through the draw-in groove joint.
Preferably, the lower end of the sampling tube is provided with teeth.
Preferably, the first collecting pipe and the second collecting pipe are transparent pipes, and scales are marked on the first collecting pipe and the second collecting pipe.
Preferably, a fixing frame is arranged on the sealing box, and the sampling tube penetrates through the fixing frame.
Preferably, the lower end of the second circular tube is provided with a semiconductor refrigerating sheet.
Preferably, the cross section of the positioning rod is cross-shaped, and the lower end of the positioning rod is in a spike shape.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a device for shallow lake deposit collection, gathers the shallow sample of lake bottom through first collection structure, gathers the shallow sample of lake bottom at first collection structure through the second collection structure, gathers the deep sample of lake bottom, avoids the sample to obscure, alleviates broken words and the influence to submarine environment, causes the sample to pollute because of collection device when simultaneously avoiding the device to use many times through utilizing first collecting pipe and second collecting pipe.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is an enlarged view of fig. 1 at a according to the present invention;
fig. 3 is an enlarged view of fig. 1 at B of the present invention;
fig. 4 is an enlarged view of the point C of fig. 1 according to the present invention.
In the figure: 1-raft body, 2-positioning rod, 3-first slide block, 4-first circular tube, 5-second circular tube, 6-pressure gauge, 7-first collecting tube, 8-second slide block, 9-seal box, 10-gear, 11-sampling tube, 12-second collecting tube, 13-fixing frame and 14-semiconductor refrigerating sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a device for collecting sediments in a shallow lake comprises a raft body 1, wherein water work is carried out from the center of the lake through a bearing device of the raft body 1, a power structure is arranged on the raft body 1 to drive the raft body 1 to advance, a control structure is arranged to control the collection device to work and collect, a through hole is formed in the center of the raft body 1, a positioning rod 2 is fixed at the circle center of the through hole through a support, the positioning rod 2 penetrates through the through hole and is tied at the bottom of the lake, a first collection structure and a second collection structure are connected onto the positioning rod 2 in a sliding mode, a shallow sample at the bottom of the lake is collected through the first collection structure, a shallow sample at the bottom of the lake is collected through the second collection structure, a deep sample at the bottom of the lake is collected through the first collection structure, and the first collection structure and the second collection structure are symmetrically connected to two ends of the;
the first collecting structure comprises a first sliding block 3, the first sliding block 3 is an electric sliding block and is electrically connected with a control structure, the first sliding block 3 is controlled by the control structure to slide up and down on a positioning rod 2, the first sliding block 3 is connected on the positioning rod 2 in a sliding manner, a first round pipe 4 is fixedly connected on the first sliding block 3, the first round pipe 4 slides up and down on the positioning rod 2 along with the first sliding block 3, a second round pipe 5 is sleeved in the first round pipe 4, a first collecting pipe 7 is protected by the second round pipe 5, a pressure gauge 6 is arranged between the first round pipe 4 and the second round pipe 5, the pressure gauge 6 is a spring type electronic pressure gauge and is used for monitoring the collecting state of the lakebed samples through the pressure gauge 6, the first collecting pipe 7 is clamped at the lower end of the inner side wall of the second round pipe 5 through a clamping groove, the samples are collected through the first collecting pipe 7, the first sliding, the second circular tube 5 slides downwards to the bottom of the lake, the first circular tube 4 is continuously driven by the first sliding block 3 to extrude the second circular tube 5 to be inserted into the bottom of the lake, and then a shallow sample at the bottom of the lake is collected by the first collecting tube 7, the reading of the pressure gauge 6 changes along with the increase of the insertion depth, the collection is stopped when a preset value is reached, the first sliding block 3 is prevented from being burnt out, the semiconductor refrigerating sheet 14 is controlled to refrigerate and freeze the lower end of the first collecting tube 7, the first collecting tube 7 is sealed, the sample is prevented from leaking, and then the first sliding block 3 rises to finish the shallow sample at the bottom of the;
the second collecting structure comprises a second sliding block 8, the second sliding block 8 is an electric sliding block and is electrically connected with a control structure, the second sliding block 8 is controlled by the control structure to slide up and down on the positioning rod 2, the second sliding block 8 is connected on the positioning rod 2 in a sliding mode and is symmetrical to the first sliding block 3, a sealing box 9 is connected on the second sliding block 8 in a sliding mode, a motor is arranged in the sealing box 9, the sealing box 9 protects the motor and prevents the motor from being burnt out due to water immersion, meanwhile, power is provided through the motor to drive the sampling tube 11 to rotate, the rotating end of the motor penetrates through the side wall of the sealing box 9, the rotating end of the motor is connected with the sampling tube 11 through a gear 10, the sampling tube 11 is provided with a toothed ring meshed with the gear 10, power is transmitted through meshing of the toothed ring and the gear 10, further, the sampling tube 11 is driven to rotate through the motor, and power is provided through the rotating sampling, the lower extreme of the inside wall of sampling tube 11 passes through the draw-in groove joint and has second collecting pipe 12, collects the sample through second collecting pipe 12, and operation control structure control second slider 8 gliding, 5 gliding to the lake bottom of second pipe, starter motor simultaneously, drive sampling tube 11 is rotatory, and sampling tube 11 is through the shallow layer to the deeper layer of poise bottom, gathers the deep sample of poise bottom, utilizes the automatic lower extreme soil sample tamp with sampling tube 11 of pressure during the collection, sealed second collecting pipe 12.
Specifically, as shown in fig. 4, teeth are provided on the lower end of the sampling tube 11, and the drilling ability of the sampling tube 11 is enhanced by the teeth.
Specifically, the first collecting pipe 7 and the second collecting pipe 12 are both transparent pipes, so that preliminary observation is facilitated, scales are marked on the first collecting pipe 7 and the second collecting pipe 12, the overlapping parts of the shallow layer sample box and the deep layer sample are confirmed by combining the scales through observation and comparison, and the samples are collected and then can be stored and transported by sealing the two ends of the first collecting pipe 7 and the second collecting pipe 12.
Specifically, as shown in fig. 1, a fixing frame 13 is provided on the sealing box 9, the sampling tube 11 penetrates the fixing frame 13, and the sampling tube 11 is restricted by the fixing frame 13 to keep the sampling tube 11 in a vertical state.
Specifically, as shown in fig. 2, the lower end of the second circular tube 5 is provided with a semiconductor refrigeration sheet 14, and when direct current passes through a couple formed by connecting two different semiconductor materials in series, the purpose of refrigeration can be achieved by absorbing heat and releasing heat at two ends of the couple respectively by using the Peltier effect of the semiconductor materials, and the semiconductor refrigeration sheet 14 freezes the lower end of the first collection tube 7 to seal the first collection tube 7, thereby preventing the sample from leaking.
Specifically, as shown in fig. 1, the cross section of the positioning rod 2 is cross-shaped, so that the support stability is improved, and the lower end of the positioning rod 2 is in a spike shape, so that the positioning rod can be conveniently inserted into the bottom of a lake for fixation.
The working principle is as follows: controlling a bearing device of a raft body 1 to a selected point in the center of a lake to perform overwater operation, inserting a positioning rod 2 at the bottom of the lake, controlling a first sliding block 3 to slide downwards by a control structure, controlling a second circular pipe 5 to slide downwards to the bottom of the lake, continuously driving a first circular pipe 4 to extrude the second circular pipe 5 to be inserted into the bottom of the lake through the first sliding block 3, further collecting shallow samples at the bottom of the lake through a first collecting pipe 7, increasing the insertion depth along with the change of the indication of a pressure gauge 6, stopping collecting when reaching a preset value, preventing the first sliding block 3 from being burnt, controlling a semiconductor refrigerating sheet 14 to refrigerate and freeze the lower end of the first collecting pipe 7, sealing the first collecting pipe 7, preventing the samples from leaking, then lifting the first sliding block 3, finishing the shallow samples at the bottom of the lake, then operating the control structure to control the second sliding block 8 to slide downwards to the bottom of the lake, the sampling tube 11 passes through the shallow layer to the deeper layer at the bottom of the poise, collects the deep layer sample at the bottom of the poise, controls the second slide block 8 to ascend after the sample collection is finished, and then removes the positioning rod 2 to return.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a device for shallow lake sediment is gathered, includes raft body (1), its characterized in that: a through hole is formed in the center of the raft body (1), a positioning rod (2) is fixed at the circle center of the through hole through a support, a first acquisition structure and a second acquisition structure are connected onto the positioning rod (2) in a sliding mode, and the first acquisition structure and the second acquisition structure are symmetrically connected to two ends of the positioning rod (2) in a sliding mode;
the first collecting structure comprises a first sliding block (3), the first sliding block (3) is connected to the positioning rod (2) in a sliding mode, a first round pipe (4) is fixedly connected to the first sliding block (3), a second round pipe (5) is sleeved in the first round pipe (4), a pressure gauge (6) is arranged between the first round pipe (4) and the second round pipe (5), and a first collecting pipe (7) is clamped at the lower end of the inner side wall of the second round pipe (5) through a clamping groove;
the second acquisition structure includes second slider (8), second slider (8) sliding connection be in on locating lever (2), and with first slider (3) are symmetrical, sliding connection has seal box (9) on second slider (8), be equipped with the motor in seal box (9), the rotatory end of motor runs through the lateral wall of seal box (9), the rotatory end of motor is connected with sampling tube (11) through gear (10), the lower extreme of the inside wall of sampling tube (11) has second collecting pipe (12) through the draw-in groove joint.
2. The device for shallow lake sediment collection according to claim 1, wherein: the lower end of the sampling tube (11) is provided with teeth.
3. The device for shallow lake sediment collection according to claim 1, wherein: the first collecting pipe (7) and the second collecting pipe (12) are transparent pipes, and scales are marked on the first collecting pipe (7) and the second collecting pipe (12).
4. The device for shallow lake sediment collection according to claim 1, wherein: a fixing frame (13) is arranged on the seal box (9), and the sampling tube (11) penetrates through the fixing frame (13).
5. The device for shallow lake sediment collection according to claim 1, wherein: the lower end of the second round pipe (5) is provided with a semiconductor refrigerating sheet (14).
6. The device for shallow lake sediment collection according to claim 1, wherein: the cross section of the positioning rod (2) is cross-shaped, and the lower end of the positioning rod (2) is in a sharp-pointed shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020521167.3U CN211927337U (en) | 2020-04-08 | 2020-04-08 | Device for collecting sediments in shallow lake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020521167.3U CN211927337U (en) | 2020-04-08 | 2020-04-08 | Device for collecting sediments in shallow lake |
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| Publication Number | Publication Date |
|---|---|
| CN211927337U true CN211927337U (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020521167.3U Expired - Fee Related CN211927337U (en) | 2020-04-08 | 2020-04-08 | Device for collecting sediments in shallow lake |
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| Country | Link |
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| CN (1) | CN211927337U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857869A (en) * | 2021-01-12 | 2021-05-28 | 路迈 | Marshland plant protection sample collection system |
| CN112903335A (en) * | 2021-01-15 | 2021-06-04 | 中山大学 | Viscoelastic-plastic material automatic acquisition device |
-
2020
- 2020-04-08 CN CN202020521167.3U patent/CN211927337U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857869A (en) * | 2021-01-12 | 2021-05-28 | 路迈 | Marshland plant protection sample collection system |
| CN112903335A (en) * | 2021-01-15 | 2021-06-04 | 中山大学 | Viscoelastic-plastic material automatic acquisition device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201113 Termination date: 20210408 |