CN211292084U - A sea grass collection system for shallow water region of nearshore - Google Patents
A sea grass collection system for shallow water region of nearshore Download PDFInfo
- Publication number
- CN211292084U CN211292084U CN201922283555.2U CN201922283555U CN211292084U CN 211292084 U CN211292084 U CN 211292084U CN 201922283555 U CN201922283555 U CN 201922283555U CN 211292084 U CN211292084 U CN 211292084U
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- Prior art keywords
- rod
- sampling
- sampling cylinder
- shallow water
- seaweed
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 240000007058 Halophila ovalis Species 0.000 title claims 2
- 238000005070 sampling Methods 0.000 claims abstract description 60
- 241001474374 Blennius Species 0.000 claims description 22
- 238000003306 harvesting Methods 0.000 claims 5
- 241000544058 Halophila Species 0.000 abstract description 8
- 239000002028 Biomass Substances 0.000 abstract description 2
- 239000013535 sea water Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a sea grass collection system for shallow water region of nearshore, it includes angle modulation piece, control rod, pivot, dead lever, sampling drum and closing cap and constitutes, and wherein the dead lever is used for fixed sampling drum, makes the closing cap open and realize through the combined action of angle modulation piece, pivot, control rod etc. that the sampling drum seals whether. It mainly solves the problem that current on-spot sea grass collection system is difficult to gather more complete sea grass plant and bed mud, and the control rod has satisfied the sampling requirement to the different degree of depth sea water, and the cylinder sample thief has fixed size to under the prerequisite of gathering complete sea grass plant and bed mud, guaranteed the sampling area, obtain data according to the volume and the area of sampling easily, find out the biomass and the density of sampling and regional interior.
Description
Technical Field
The utility model relates to a sea grass collection system for shallow water region of nearshore.
Background
The seaweed bed has important ecological and economic values, not only can provide higher net primary productivity for global oceans, but also can provide a nutrient source for important marine organisms. Besides, the seaweed bed also has the ecological functions of protecting the coast, fixing sediments, purifying water quality and the like. However, in recent decades, the decline of weeds is very severe worldwide, and the rate of decline is continuously increasing. At present, various countries in the world recover degraded seaweed bed ecological systems, so that the seaweed bed ecological monitoring and investigation work is well done, and the method has great significance for the basic ecology of seaweed and the further research in the future.
The monitoring of the seaweed bed generally adopts bottom surface exploration and on-site sampling methods, which are time-consuming but accurate. At present, the commonly used sampler in the ecological monitoring process of a seaweed bed mainly comprises: a handheld column sampler and a clamshell sampler. The following disadvantages exist in the field sampling process: the bottom of the sampler is loose, and the complete root of the seaweed which is difficult to collect is formed; the collection process needs to be repeatedly operated and adjusted, time and labor are wasted, and the collection efficiency is low. Therefore, how to have convenient operation, effectively and completely collect the seaweed plants in the sample prescription and the sample belt for quantitative analysis is an urgent problem to be solved in the seaweed ecological monitoring and investigation work.
Disclosure of Invention
The utility model aims at solving the above problem, a sea grass collection system for shallow water region of nearshore is provided, it adopts laborsaving lever principle, sets up the device that sealed lid and sampling drum combined together, can guarantee fixed sampling area to can be complete take out all sea grass organize with underground on the ground, the technical scheme of its adoption as follows:
a seaweed collection device for a shallow water area near shore is characterized by comprising a sampling cylinder, a closing cover and an operating rod; the sampling cylinder is a cylinder with the upper end closed and the lower end opened; the operating rod comprises two upper connecting rods and two lower connecting rods, and the two upper connecting rods are fixed in a crossed mode through rotating shafts; the closing cap is arranged at the lower end of the operating rod.
One end of the upper connecting rod is provided with a handle, and the other end of the upper connecting rod is connected with the lower connecting rod; an angle adjusting sheet is arranged between the two upper connecting rods and is arranged above the rotating shaft; and a fixing rod is arranged between the rotating shaft and the sampling cylinder, one end of the fixing rod is fixedly connected with the rotating shaft, and the other end of the fixing rod is fixedly connected with the sampling cylinder.
The angle adjusting sheet comprises a clamping groove sheet and a clamping buckle sheet, a clamping buckle on the clamping buckle sheet is matched with a clamping groove on the clamping groove sheet, and the clamping buckle can slide in the clamping groove.
The handle comprises a thick rod and a thin rod, the thick rod is in a hollow cylinder shape, the upper end of the thick rod is closed, the lower end of the thick rod is opened, and an electric push rod I is arranged in the hollow thick rod; the thin rod is arranged in the hollow interior of the thick rod, one end of the thin rod is fixedly connected with the telescopic rod of the electric push rod I, and the other end of the thin rod is fixedly connected with the upper connecting rod; the upper end of the thick rod is provided with a rubber sleeve.
Preferably, the closing cap is two half cones; the diameters of the two half cones are not less than the diameter of the sampling cylinder; the semicircle cone is fixed on the lower end of the lower connecting rod, and the vertex of the semicircle cone faces downwards.
Preferably, when the semi-cone is closed into a cone, the bottom surface of the cone faces upwards and contacts with the lower edge of the sampling cylinder to close the sampling cylinder; sawteeth are arranged at the contact position of the two semi-cones.
A piston is arranged in the sampling cylinder, and a vent hole and a through hole are formed in the upper surface of the sampling cylinder; a second electric push rod is fixed above the through hole, and a telescopic rod of the second electric push rod penetrates through the through hole and is fixed above the piston; the diameter of the piston is the same as the inside diameter of the sampling cylinder.
Preferably, the lower end edge of the sampling cylinder is provided with an arc shape.
The utility model has the advantages of as follows: on one hand, a labor-saving lever is adopted, and a device combining a sealing cover and a sampling cylinder is arranged, so that not only is the fixed sampling area ensured, but also the bottom soil of a sampling area and all overground tissues and underground more complete tissues of seaweed can be taken out, and the density and biomass analysis and research work after on-site sampling is greatly facilitated; on the other hand sets up telescopic handle and piston, makes the device use more easily convenient, and the device is applicable in the sea water of the different degree of depth and the sample of the sea mud of different hardness.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawing in the following description is only an embodiment of the invention, and that for a person skilled in the art, other embodiments can be derived from the drawing provided without inventive effort.
FIG. 1: the utility model discloses a front view structure schematic diagram of an embodiment;
FIG. 2: the utility model discloses a front view structure schematic diagram of a slot sheet of an embodiment;
FIG. 3: the utility model discloses a front view structure schematic diagram of a buckle sheet of an embodiment;
FIG. 4: the utility model discloses a schematic sectional view of a handle of an embodiment;
FIG. 5: the utility model discloses a schematic view of a closed cover overlooking structure of an embodiment;
FIG. 6: the utility model discloses a schematic three-dimensional structure diagram of a closing cap of an embodiment;
FIG. 7: the utility model discloses a schematic sectional view of a sampling cylinder of an embodiment;
Detailed Description
The invention will be further described with reference to the following figures and examples:
reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the present invention provides an embodiment of a seaweed collecting device for shallow water area near shore, which is characterized by comprising a sampling cylinder 1, a closing cover 2 and an operating rod 3; the sampling cylinder 1 is a cylinder with a closed upper end and an open lower end; the operating rod 3 comprises two upper connecting rods 31 and two lower connecting rods 32, and the two upper connecting rods 31 are fixed in a crossed manner through a rotating shaft 34; the closure cap 2 is disposed at the lower end of the operating rod 3.
One end of the upper connecting rod 31 is provided with a handle 5, and the other end is connected with the lower connecting rod 32; an angle adjusting sheet 4 is arranged between the two upper connecting rods 31, and the angle adjusting sheet 4 is arranged above the rotating shaft 34; a fixing rod 10 is arranged between the rotating shaft 34 and the sampling cylinder 1, one end of the fixing rod 10 is fixedly connected with the rotating shaft 34, and the other end of the fixing rod is fixedly connected with the sampling cylinder 1.
As shown in fig. 2 and fig. 3, the angle adjustment sheet 4 includes a slot sheet 41 and a latch sheet 42, a latch 421 on the latch sheet 42 is matched with a slot 411 on the slot sheet 41, and the latch 421 can slide in the slot 411. The angle control sheet 4 is made of carbon steel, when the sampling device is in a closed state, the buckle 421 slides to one end of the clamping groove 411, the two sheets are overlapped, and the angle between the connecting rods 31 on the two sides is about 60 degrees; when the sampling device is in an open state, the latch 421 slides to the other end of the slot 411, the two pieces are separated, and the angle between the connecting rods 31 on the two sides is about 100 °.
As shown in fig. 4, the handle 5 comprises a thick rod 51 and a thin rod 52, the thick rod 51 is cylindrical and hollow inside, the upper end of the thick rod 51 is closed, and the lower end of the thick rod is open, and an electric push rod one 53 is arranged in the thick rod 51 in a hollow manner; the thin rod 52 is arranged in the hollow interior of the thick rod 51, one end of the thin rod 52 is fixedly connected with the telescopic rod of the electric push rod I53, and the other end of the thin rod 52 is fixedly connected with the upper connecting rod 31; the upper end of the thick rod 51 is provided with a rubber sleeve 54. The rubber sleeve 54 is arranged on the handle 5 to increase friction force, so that the operation is more labor-saving. An electric push rod 53 is arranged in the handle 5, and the manual work is replaced by machinery, so that the working efficiency is higher.
As shown in fig. 5 and 6, the closure cap 2 is two hollow half cones 21; the diameters of the two hollow half cones 21 are not less than the diameter of the sampling cylinder 1; the hollow half cone 21 is fixed at the lower end of the lower connecting rod 32, and the vertex of the hollow half cone 21 faces downwards.
When the hollow semi-cone 21 is sealed into a hollow cone, the bottom surface of the cone faces upwards and contacts with the lower edge of the sampling cylinder 1 to seal the sampling cylinder 1; the two hollow half cones 21 are provided with saw teeth 22 where they meet. The sawteeth 22 and the corners below the sawteeth are sharpened, so that the sampling device can be conveniently inserted into sea mud, and the closing of the sealing cover is facilitated.
As shown in fig. 7, a piston 11 is arranged in the sampling cylinder 1, and a vent hole 12 and a through hole 13 are arranged on the upper surface of the sampling cylinder 1; a second electric push rod 14 is fixed above the through hole 13, and a telescopic rod of the second electric push rod 14 penetrates through the through hole 13 and is fixed above the piston 11; the diameter of the piston 11 is the same as the inner diameter of the sampling cylinder 1. The second electric push rod 14 controls the piston 11 to move up and down, so that a collected sample can be poured out conveniently, and the vent hole 12 is formed to enable the piston 11 to move up and down more smoothly.
The lower extreme edge of sampling drum 1 sets up to the arc, makes the process of sampling drum 1 during downwards inserting the sea mud more smoothly light.
The working principle is as follows: before the sampling device is launched into water, the angle adjusting sheet 4 is in a maximum length state by adjusting the handle 5, the angle between the upper connecting rods 31 on the two sides is 100 degrees, the closing cover 2 is in an opening state, the bottom of the sampling cylinder 1 can be fully contacted with aquatic weeds and soil samples, the electric push rod II 14 is in a contraction state, and the piston 11 is positioned at the top of the cavity of the sampling cylinder 1. The sampling cylinder 1 is moved downwards by controlling the electric push rod I53, after the sampling cylinder is moved to a required depth, the handle 5 applies force inwards, the angle adjusting sheet 4 is shortened to 60 degrees between the upper connecting rods 31 at two sides, at the moment, the angle between the two lower connecting rods 32 is also 60 degrees, and the closing cover 2 is in a closed state. The sampling cylinder 1 is retracted through the contraction of the electric push rod I53, acting force is exerted upwards, the sampling device is pulled out of the water surface, the acting force is exerted outwards at the handle 5, the angle adjusting sheet 4 is in the maximum length state again, the telescopic rod of the electric push rod II 14 is controlled to extend, the piston 11 is moved downwards, and the collected seaweed and the bottom mud are poured to the sampling platform.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (9)
1. A seaweed collection device for offshore shallow water areas is characterized by comprising a sampling cylinder (1), a closing cover (2) and a control lever (3); the sampling cylinder (1) is a cylinder with a closed upper end and an open lower end; the operating rod (3) comprises two upper connecting rods (31) and two lower connecting rods (32), and the two upper connecting rods (31) are fixed in a crossed mode through rotating shafts (34); the closing cover (2) is arranged at the lower end of the operating rod (3).
2. A seaweed harvesting device for offshore shallow water areas according to claim 1, characterized in that the upper connecting rod (31) is provided with a handle (5) at one end and is connected with a lower connecting rod (32) at the other end; an angle adjusting sheet (4) is arranged between the two upper connecting rods (31), and the angle adjusting sheet (4) is arranged above the rotating shaft (34).
3. The seaweed collecting device for the offshore shallow water area as recited in claim 2, characterized in that the upper end of the sampling cylinder (1) is provided with a fixing rod (10), and the other end of the fixing rod (10) is fixedly connected with the rotating shaft (34).
4. The seaweed collecting device for the nearshore shallow water area according to claim 2, characterized in that the angle adjusting piece (4) comprises a slot piece (41) and a buckling piece (42), a buckle (421) on the buckling piece (42) is matched with a slot (411) on the slot piece (41), and the buckle (421) can slide in the slot (411).
5. The sea grass collecting device for the offshore shallow water area is characterized in that the handle (5) comprises a thick rod (51) and a thin rod (52), the thick rod (51) is cylindrical and hollow in the inside, the upper end of the thick rod is closed, the lower end of the thick rod is opened, and an electric push rod I (53) is arranged in the hollow inside of the thick rod (51); the thin rod (52) is arranged in the middle of the inner space of the thick rod (51), one end of the thin rod (52) is fixedly connected with a telescopic rod of the electric push rod I (53), and the other end of the thin rod is fixedly connected with the upper connecting rod (31); the upper end of the thick rod (51) is provided with a rubber sleeve (54).
6. A seaweed harvesting device for shallow offshore areas according to claim 1, characterized in that the closing cap (2) is two hollow half-cones (21); the diameters of the two hollow half cones (21) are not less than the diameter of the sampling cylinder (1); the semi-cone (21) is fixed at the lower end of the lower connecting rod (32), and the vertex of the semi-cone (21) faces downwards.
7. A seaweed harvesting device for shallow water offshore according to claim 6, characterized in that when the hollow half-cone (21) is closed into a cone, the bottom surface of the cone faces upwards and contacts the lower edge of the sampling cylinder (1) to close the sampling cylinder (1); sawteeth (22) are arranged at the contact part of the two hollow semi-cones (21).
8. A seaweed harvesting device for offshore shallow water areas according to claim 1, characterized in that a piston (11) is arranged in the sampling cylinder (1), and the upper surface of the sampling cylinder (1) is provided with a vent hole (12) and a through hole (13); a second electric push rod (14) is fixed above the through hole (13), and a telescopic rod of the second electric push rod (14) penetrates through the through hole (13) and is fixed above the piston (11); the diameter of the piston (11) is the same as the inner diameter of the sampling cylinder (1).
9. A seaweed harvesting device for shallow offshore areas according to claim 1, characterized in that the lower end edge of the sampling cylinder (1) is arranged in an arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922283555.2U CN211292084U (en) | 2019-12-18 | 2019-12-18 | A sea grass collection system for shallow water region of nearshore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922283555.2U CN211292084U (en) | 2019-12-18 | 2019-12-18 | A sea grass collection system for shallow water region of nearshore |
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| Publication Number | Publication Date |
|---|---|
| CN211292084U true CN211292084U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922283555.2U Expired - Fee Related CN211292084U (en) | 2019-12-18 | 2019-12-18 | A sea grass collection system for shallow water region of nearshore |
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| CN (1) | CN211292084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110849666A (en) * | 2019-12-18 | 2020-02-28 | 中国海洋大学 | A sea grass collection system for shallow water region of nearshore |
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2019
- 2019-12-18 CN CN201922283555.2U patent/CN211292084U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110849666A (en) * | 2019-12-18 | 2020-02-28 | 中国海洋大学 | A sea grass collection system for shallow water region of nearshore |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200818 |
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| CF01 | Termination of patent right due to non-payment of annual fee |