CN106922634A - A kind of abyssal benthos sampling network - Google Patents
A kind of abyssal benthos sampling network Download PDFInfo
- Publication number
- CN106922634A CN106922634A CN201710231925.0A CN201710231925A CN106922634A CN 106922634 A CN106922634 A CN 106922634A CN 201710231925 A CN201710231925 A CN 201710231925A CN 106922634 A CN106922634 A CN 106922634A
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- China
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- connecting pole
- entablature
- sampling network
- sled
- slide plate
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- Pending
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 43
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 229910052742 iron Inorganic materials 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 9
- 229920001971 elastomer Polymers 0.000 claims description 6
- 239000005060 rubber Substances 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 4
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims description 3
- 230000005713 exacerbation Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000013535 sea water Substances 0.000 claims description 2
- 150000001336 alkenes Chemical class 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- 238000007790 scraping Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 239000012472 biological sample Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000366 juvenile effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K80/00—Harvesting oysters, mussels, sponges or the like
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Mechanical Means For Catching Fish (AREA)
Abstract
The invention discloses a kind of abyssal benthos sampling network, it includes truss, and the truss includes entablature and two sleds, and each sled includes slide plate, top panel, weight and connecting pole, and the entablature two ends are separately fixed on top panel described in two;Guiding principle is draged, the guiding principle tail end that drags connects two fork guiding principles, guiding principle pitched described in two and is connected with sled described in two respectively;Bottom line, the bottom line includes steel wire rope and some iron balls, and the steel wire rope two ends are connected to the bottom of sled described in two, and the iron ball interval is located on the steel wire rope;Etting, the network interface connection of the etting is on the truss and the bottom line.On the one hand the abyssal benthos sampling network can effectively shorten the length for draging guiding principle, improve sampling efficiency, and operating water depth is up to more than 1000 meters;On the other hand, the sled can be slided along seabed, while the bottom line is located below to be swept close to seabed scraping, can efficiently gather the benthon at patch bottom.
Description
Technical field
The invention belongs to marine organisms Sampling techniques field, and in particular to a kind of abyssal benthos sampling network.
Background technology
Oceanographic survey work is the basis for developing marine resources, and wherein biological sampling is the basic of marine organisms investigation
Task.For east, the Huanghai Sea and the Bohai Sea for China, mean depth is shallower, and research vessel is typically dragged using single ship or double boat bottom layers
Net can collection bottom dwell Marine Biological Samples.But for the South Sea and broader ocean of more than 1000 meters of mean depth,
There is problems with the sampling network of current China:
(1) for the bottom trawlnet commonly used, the guiding principle length of draging released required for sampling operation is operating water depth
2.5-5.0 times, the activity duration is long, increases sampling cost;Guiding principle deep water winch, the appearance of winch are draged in the existing typically no installation of research vessel
Length needed for the inadequate deep water trawl of rope amount, and it is relatively costly to install deep water winch;The network interface shape of netting gear is indefinite during operation, shadow
Ring the precision of stock number quantitative estimation.
(2) although the shape of frame sampling net network interface is fixed, it can not sweep scrapes seabed, therefore cannot be used for collection patch bottom
Benthon.Such as Authorization Notice No. is a kind of under disclosed in the patent (ZL200910194501.7) of CN101990864
Latent frame sampling net marine juvenile fish sampling method, the netting gear used in the method is frame sampling net, although can be to a certain degree
Shortening drag the length of guiding principle, but can not sweep and scrape seabed because netting gear structure is limited, can only stablize and be dragged in a certain water layer level
Drag and sampled.
Concern with China to ocean deepwater zone, marine organisms investigation work needs exploitation one kind badly and is suitable for collection deeply
The sampling network of extra large (more than 1000 meters of the depth of water) marine benthos is used as sampling tool.
The content of the invention
Therefore, the technical problem of abyssal benthos sampling, the present invention are not suitable for for Sampling nets in the prior art
Purpose be that a kind of abyssal benthos sampling network is provided.
Abyssal benthos sampling network of the invention includes:
Truss, the truss include entablature and two sleds, each sled include slide plate, top panel, weight and
Connecting pole, the nose bending is upwarped, and the weight is fixed on the slide plate, and the top panel is connected by connecting pole
It is connected on above the slide plate, the entablature two ends are separately fixed on top panel described in two;
Guiding principle is draged, the guiding principle tail end that drags connects two fork guiding principles, guiding principle pitched described in two and is connected with sled described in two respectively;
Bottom line, the bottom line includes steel wire rope and some iron balls, and the steel wire rope two ends are connected to sled described in two
Bottom, iron ball interval is located on the steel wire rope;
Etting, the network interface connection of the etting is on the truss and the bottom line.
Preferably, the connecting pole includes preceding connecting pole, middle connecting pole and rear connecting pole, the preceding connecting pole two ends difference
Front end with the slide plate and the top panel is connected, the middle connecting pole two ends respectively with the slide plate and the top panel
Middle part connects, and rear end of the rear connecting pole two ends respectively with the slide plate and the top panel is connected.
Preferably, the entablature is rectangular configuration long, including two parallel H-shaped steel bars, welded between steel bar described in two
Horizontal connector is connected to, splay reinforcer is welded with positioned at the connector both sides between steel bar described in two.
Preferably, the entablature is divided into two sections of left and right, it is middle to be connected by hinge.It is beneficial to stored collapsed, to ensure
Entablature straight line launches not bending during operation, pin is provided with hinge and determines device.
Preferably, the etting is gradually reduced from net head to net capsule bore;The etting includes four mesh sheet, respectively goes up
Piece, two panels lateral plate and bottom sheet;The entablature rear side and the rear connecting pole are provided with junction button, upper piece the network interface connection
Junction button on rear side of the entablature, the network interface of lateral plate described in two is connected to the junction button on rear connecting pole described in two,
The network interface of the bottom sheet is inwardly cut out and is connected with the bottom line.
Preferably, the web pre fetching is high-strength polyethylene, sealike colour is 0.7~1.0mm;It is described upper piece and described
Bottom sheet is divided into four sections, and 40mm, 30mm, 25mm, 20mm are respectively to mesh of cod-end size from net head;Lateral plate is divided into three described in two
Section, 40mm, 30mm, 25mm are respectively from net head to mesh of cod-end size.
Preferably, each fork guiding principle tail end connects two Zhi Gang, wherein sled connection described in Zhi Gangyu described in, another
Entablature connection described in the Zhi Gangyu.
Preferably, being separated by some sheet rubbers being located on the steel wire rope between the adjacent iron ball.
Preferably, the slide plate is anti abrasive manganese steel plate, the connecting pole and the entablature material are sea water resistance
Stainless steel, the exacerbation is soon iron block or lead, and the quantity of the weight can be adjusted according to the depth of water.
Beneficial effects of the present invention:
1st, in abyssal benthos sampling network of the present invention, the network interface connection of the etting is in the truss and the bottom line
On, with semifixed shape, wherein the truss has solid shape, and the bottom line shape is not fixed, and is on the one hand compared
Do not have figurate netting gear in network interface, the truss material is steel, and shape is fixed and heavier-weight, need not when operation is pulled
Too big angle of inclination, can effectively shorten the length (being 1.5 times or so of operating water depth) for draging guiding principle, be significantly less than bottom trawlnet
2.5-5.0 times is draged guiding principle length, can effectively save sampling time, improve sampling efficiency.On the other hand, fixed compared to network interface
Netting gear, the sled can be slided along seabed, while the bottom line is located below to be swept close to seabed scraping, can efficiently gather patch
The benthon at bottom.
2nd, during the abyssal benthos sampling network operation, fixed network interface shape and horizontal expansion are conducive to improving foundation
The accuracy of amount of computational resources of sampling.
3rd, the truss is divided into two sections of left and right, and centre is hinged, and is folded up being easy to carry and depositing.
4th, draging guiding principle length can effectively shorten, and the exacerbation number of blocks is adjustable with the situation suitable for different water depth in addition,
So that the abyssal benthos sampling network can the depth of water scope of operation can be from tens meters to more than 1000 meters of the depth of water.
Brief description of the drawings
Fig. 1 is the schematic perspective view of abyssal benthos sampling network of the present invention;
Fig. 2 is the schematic top plan view on half section of the entablature right side of abyssal benthos sampling network of the present invention;
Fig. 3 is the schematic side view of the sled of abyssal benthos sampling network of the present invention;
Fig. 4 is the expanded schematic diagram of the mesh sheet of abyssal benthos sampling network of the present invention.
Reference:
Truss 1, entablature 11, H profile steel material 111, connection reinforcement part 112, junction button 113;Sled 12, slide plate 121, above
Plate 122, preceding connecting pole 123, middle connecting pole 124, rear connecting pole 125 and weight 126;
Bottom line 2;
Etting 3, upper piece 31, two panels lateral plate 32 and bottom sheet 33;
Guiding principle 4 is draged, iron chains 41 pitches guiding principle 42, branch guiding principle 43.
Specific embodiment
Below in conjunction with specific embodiments and the drawings, the invention will be further described.It should be understood that following examples are only used for
Illustrate rather than for limiting the scope of the present invention.
Abyssal benthos sampling network of the invention can be fabricated to different specification sizes according to the size of research vessel, under
A length of 8000mm of the network interface that face is used with suitable main engine power 2500kW or so research vessel, the sampling network of a height of 1500mm of network interface
As a example by, illustrate specific embodiment:
As shown in figure 1, abyssal benthos sampling network includes truss 1, bottom line 2, etting 3 and drags guiding principle 4.
Truss 1 includes entablature 11 and two sleds 12, wherein, entablature 11 overall length 8800mm, 500mm wide, in air
Weight about 450kg.11 points of entablature is symmetrical two sections, and centre is connected by hinge 13, is beneficial to stored collapsed, to protect
Card straight line of entablature 11 in operation launches not bending, is provided with pin at hinge 13 and determines device.Fig. 2 show the right half section of truss 1,
Entablature 11 is by two specifications for the H types stainless steel 111 of HW 100 × 100 welds growth rectangular configuration, midfeather 500mm
Make horizontal and eight word connection reinforcement parts 112 with same material, the rear side of H profile steel material 11 is provided with the junction button 113 for connection etting 3.
Sled 12 is bolted to the two ends of entablature 11, as shown in figure 3, sled 12 includes slide plate 121, top panel
122nd, preceding connecting pole 123, middle connecting pole 124, rear connecting pole 125 and weight 126.Its middle slide plate 121 curves circular arc by front end
The Mn16 thickness 20mm manganese steel plates for upwarping make, and length and width specification is 2000mm long, 400mm wide.Top panel 122 be 500mm ×
400mm, thickness is the steel plate of 30mm.Connection column material ibid crossbeam 11, the two ends of preceding connecting pole 123 respectively with slide plate 121 and upper
The front end connection of panel 122;Middle part of the two ends of middle connecting pole 124 respectively with slide plate 121 and top panel 122 is connected, therefrom
Connecting pole 124 to the length of the rear end of slide plate 121 is 500mm;Afterwards the two ends of connecting pole 125 respectively with slide plate 121 and top panel 122
Rear end connects, and rear connecting pole 125 also is provided with the junction button (not shown) for connecting etting 3.Disregard weight 126 unilateral
Weight about 300kg in sled air.Weight 126 is bolted on center position on slide plate 121, and weight 126 can use
Iron or lead system, every piece of about 10kg can be used to regulating weight for polylith.
Bottom line 2 is pierced using traditional iron ball and sheet rubber with steel wire rope, a diameter of 120mm of iron ball and sheet rubber, rubber
Film stock thickness about 20mm, wirerope diameter is 20mm, and an iron ball is worn every 500mm length sheet rubber (about 25), and bottom line 2 is total
Length 10.3m.
The material of etting 3 is high-strength polyethylene (Di Nima), and sealike colour is 0.8mm, with the resistance for reducing netting gear under intensity
Power, guiding principle length is draged beneficial to shortening.Etting 3 is gradually reduced from net head to net capsule bore;Etting 3 includes four mesh sheet, respectively goes up
Piece 31, two panels lateral plate 32 and bottom sheet 33;Upper piece 31 network interface connection on the junction button 113 of the rear side of H profile steel material 111, two panels side
The network interface of piece 32 is connected to the junction button on connecting pole 125 after two, and the network interface of bottom sheet is inwardly cut out and is connected with bottom line 2.
As shown in figure 4, upper piece 31 and 33 points of bottom sheet be four sections, be respectively from net head to mesh of cod-end size 40mm, 30mm, 25mm,
20mm;Two 32 points of lateral plates are three sections, and 40mm, 30mm, 25mm are respectively to mesh of cod-end size from net head.
As shown in figure 1, drag the tail end of guiding principle 4 connects two fork (steel wire ropes of guiding principle 42 by iron chains 41 (diameter 20mm, length 2m)
System, diameter 16mm).The every fork tail end of guiding principle 42 connects two branch guiding principles 43 (steel wire rope system, diameter 15mm) again, and two branch guiding principles 43 are distinguished
It is connected with the connection ring for being welded on entablature 11 and sled 12.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (9)
1. a kind of abyssal benthos sampling network, it is characterised in that it includes:
Truss, the truss includes entablature and two sleds, and each sled includes slide plate, top panel, weight and connection
Post, the nose bending is upwarped, and the weight is fixed on the slide plate, and the top panel is connected to by connecting pole
Above the slide plate, the entablature two ends are separately fixed on top panel described in two;
Guiding principle is draged, the guiding principle tail end that drags connects two fork guiding principles, guiding principle pitched described in two and is connected with sled described in two respectively;
Bottom line, the bottom line includes steel wire rope and some iron balls, and the steel wire rope two ends are connected to the bottom of sled described in two
End, the iron ball interval is located on the steel wire rope;
Etting, the network interface connection of the etting is on the truss and the bottom line.
2. abyssal benthos sampling network as claimed in claim 1, it is characterised in that the connecting pole include preceding connecting pole,
Middle connecting pole and rear connecting pole, front end of the preceding connecting pole two ends respectively with the slide plate and the top panel are connected, described
Middle part of the middle connecting pole two ends respectively with the slide plate and the top panel is connected, the rear connecting pole two ends respectively with institute
State the rear end connection of slide plate and the top panel.
3. abyssal benthos sampling network as claimed in claim 2, it is characterised in that the entablature is rectangular configuration long,
Including two parallel H-shaped steel bars, horizontal connector is welded between steel bar described in two, is located between steel bar described in two described
Connector both sides are welded with splay reinforcer.
4. abyssal benthos sampling network as claimed in claim 3, it is characterised in that the entablature is divided into two sections of left and right,
It is middle to be connected by hinge.
5. abyssal benthos sampling network as claimed in claim 3, it is characterised in that the etting is from net head to net capsule bore
It is gradually reduced;The etting includes four mesh sheet, respectively goes up piece, two panels lateral plate and bottom sheet;It is on rear side of the entablature and described
Connecting pole is provided with junction button, junction button of upper piece the network interface connection on rear side of the entablature, lateral plate described in two afterwards
Network interface is connected to the junction button on rear connecting pole described in two, and the network interface of the bottom sheet is inwardly cut out and connected with the bottom line
Connect.
6. abyssal benthos sampling network as claimed in claim 1, it is characterised in that the web pre fetching is the poly- second of high intensity
Alkene, sealike colour is 0.7~1.0mm;It is described upper piece and the bottom sheet be divided into four sections, be respectively to mesh of cod-end size from net head
40mm、30mm、25mm、20mm;Lateral plate described in two is divided into three sections, be respectively from net head to mesh of cod-end size 40mm, 30mm,
25mm。
7. abyssal benthos sampling network as claimed in claim 1, it is characterised in that each fork guiding principle tail end connects two
Zhi Gang, wherein sled connection described in Zhi Gangyu described in, entablature connection described in another Zhi Gangyu.
8. abyssal benthos sampling network as claimed in claim 1, it is characterised in that by some between the adjacent iron ball
The sheet rubber being located on the steel wire rope separates.
9. abyssal benthos sampling network as claimed in claim 1, it is characterised in that the slide plate is anti abrasive manganese steel
Plate, the connecting pole and the entablature material are the stainless steel of sea water resistance, and the exacerbation is soon iron block or lead.
Priority Applications (1)
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CN201710231925.0A CN106922634A (en) | 2017-04-11 | 2017-04-11 | A kind of abyssal benthos sampling network |
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CN201710231925.0A CN106922634A (en) | 2017-04-11 | 2017-04-11 | A kind of abyssal benthos sampling network |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109018274A (en) * | 2018-07-30 | 2018-12-18 | 国家深海基地管理中心 | Flood dragon manned underwater vehicle type of extension abyssopelagic organism acquirer |
CN109329231A (en) * | 2018-12-21 | 2019-02-15 | 獐子岛集团股份有限公司 | A kind of netting gear for catching starfish |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109018274A (en) * | 2018-07-30 | 2018-12-18 | 国家深海基地管理中心 | Flood dragon manned underwater vehicle type of extension abyssopelagic organism acquirer |
CN109018274B (en) * | 2018-07-30 | 2023-11-03 | 青岛酒店管理职业技术学院 | Extensible deep sea biological trap for submersible |
CN109329231A (en) * | 2018-12-21 | 2019-02-15 | 獐子岛集团股份有限公司 | A kind of netting gear for catching starfish |
CN109329231B (en) * | 2018-12-21 | 2024-02-02 | 獐子岛集团股份有限公司 | Net for catching starfish |
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