CN202396297U - Breeding purse net prevented being twisted under large spring range - Google Patents
Breeding purse net prevented being twisted under large spring range Download PDFInfo
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- CN202396297U CN202396297U CN2011204277392U CN201120427739U CN202396297U CN 202396297 U CN202396297 U CN 202396297U CN 2011204277392 U CN2011204277392 U CN 2011204277392U CN 201120427739 U CN201120427739 U CN 201120427739U CN 202396297 U CN202396297 U CN 202396297U
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- etting
- lines
- ground rope
- nettings
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- 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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The utility model discloses a breeding purse net prevented being twisted under large spring range. The breeding purse net comprises nettings as well as upper lines and bottom lines assembled on the nettings, and is characterized in that a plurality of middle lines comprising sinker lines and floater lines are horizontally assembled on the nettings between the upper lines and the bottom lines; the sinker lines and the floater lines are distributed at intervals in different height positions of the nettings in sequence; sinkers are suspended on the sinker lines; floaters are suspended on the floater lines; and longitudinal lines are also assembled on the nettings at the same time. The sinker lines and the floater lines are assembled in different height positions of the upper part, the middle part and the lower part of the nettings, so that the nettings are stacked in different layers due to different floating and sinking forces, and the phenomenon such as quick reduction of a breeding water body, abrasion of meshes, separation of lower lines from the sea bottom, escape of seedlings and the like due to twisting of the nettings caused by excessive stacking of the nettings at the upper part or the lower part under large spring range are avoided. The breeding purse net is simple and reasonable in structure, radically solves the problem of twisting of the nettings under large spring range, and guarantees the normal sustainable development of purse net breeding in shallow sea.
Description
Technical field
The utility model belongs to aquaculture facility field, is specifically related to the anti-Culture pure seine that tangles under a kind of macrotidal range.
Background technology
China is since the seventies in 20th century, and the mariculture development is very rapid, but major part is coastal waters tradition cage culture; Because residual bait and fish excreta surpass the natural purifying ability in sea area; Cause the environmental pollution in sea area, thereby cause that fish disease takes place frequently, culture fish products matter and descend.Cause market that the degree of recognition of culturing fish is descended thus, the fish valency is in reduced levels in recent years always, and the cage culture loss has had a strong impact on the sustainable development of mariculture industry.Late 1990s, Deep sea net cage is cultured and is obtained fast development, but (Deep sea net cage of 40～50m girth of using always at present, water body is about 1000m owing to the restriction that receives the breeding facility size
3～3000m
3); Breeding water body is still less than normal, utilize the ability of natural bait very limited, and the etting of net cage very easily receives the influence of current, wave and produces distortion; Cause the effective water body of breed to reduce greatly; Breed object wherein comes to harm more easily and causes fish disease multiple, and culture efficiency descends, and some deep mixed high productivity sea areas (like natural reef district and artificial fish shelter district etc.) with end condition complicacy often can not be provided with deep water mesh cage simultaneously; Thereby the sea area that is provided with of deep water mesh cage kind received bigger restriction with fitting to breed fish, and directly has influence on further and applies.This shows, explore and carry out a kind of new ecotype, health type coastal waters aquaculture model is imperative, offshore seining cultivation arises at the historic moment.
Purse seine was meant a kind of cluster fish of fishing for during marine fishing was produced, the filterability fishing gear that scale is big, output is high, and the purse seine of in breeding production, using is meant a kind of breeding way of forming naturally in lake, reservoir and bay water field of big area.The structure of purse seine mainly is made up of etting, rope, float, sinker and the stake etc. of long band shape, as strengthening mooring gear and using auxiliary equipment, can be applicable to large-area mariculture in the certain sea area that is laid in.The coastal typhoon invasion and attack of south China are frequent, and the high stream of wave is anxious, and there is certain destruction risk in the seining cultivation facility, and particularly etting is very easy to tangle under the macrotidal range condition, causes netting pad wear; Near also can causing when the purse seine etting tangles breed seed injures; Spring tide tangles when serious, even can cause the infraclass of purse seine to break away from the seabed, escapes seedling; The neap purse seine tangles and can cause breeding water body sharply to reduce, and influences culture efficiency.
Thereby offshore seining cultivation uses natural spray strip spare and artificial breakwater and comes outside the wave absorption except selecting bay, Ao shape of the mouth as one speaks marine site, solves purse seine under the macrotidal range and prevents that the technology of tangling becomes the shallow sea seining cultivation and do not allow the problem of avoiding.
Summary of the invention
The utility model technical problem to be solved is that the anti-Culture pure seine that tangles under a kind of macrotidal range is provided to the above-mentioned state of the art; Through differing heights assembles ground rope and headline successively in the upper, middle and lower of etting; Each section etting is piled up in different aspects because of receiving the different power of drifting along; Avoided under the macrotidal range condition etting on top or the bottom excessively pile up and cause and tangle, improve the effect of seining cultivation.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: the anti-down Culture pure seine that tangles of a kind of macrotidal range; Comprise etting; Be assemblied in headline and bottom line on the etting; Said headline is located at the upper end of etting, and suspension float and fixing through rope and stake makes the upper end of etting be higher than the maximum tidal level water surface on last steel; Said bottom line is located at the lower end of etting; Being fixed with a plurality of sandbags imbeds the seabed with the bottom of etting and fixes; It is characterized in that: on the etting between last steel and the bottom line, also laterally be equipped with some middle guiding principles of forming by ground rope and headline; This ground rope and headline are the differing heights position in etting spaced apart successively, and on ground rope, are hung with sinker, on headline, are hung with float; On etting, also be equipped with simultaneously vertical guiding principle.
As improvement; Said ground rope and headline are spaced apart three groups; Be uniformly distributed in three height and positions in upper, middle and lower of etting successively; In ground rope and headline on the same group; Ground rope is positioned at the top of headline, and the distance between ground rope and the headline is 1.5～2.5 times of distance between the headline of one group of this ground rope and adjacent top, wherein first group of ground rope of the upper level of etting and the distance between the headline be first ground rope and raise to the higher plane of principle between 1.5～2.5 times of distance.
As improvement; It is the foam plastic float of 0.08～0.12N that said float adopts buoyancy; It is the plumbous matter sinker of 0.08～0.12N that said sinker adopts heavy power; The given heavy power that is positioned at first ground rope of the below of raising to the higher plane of principle is 90～110N, and down the buoyancy or the heavy power of every headline and ground rope increase progressively 18～22N successively.Etting just can stretch under the effect of floating/heavy power fully like this,
As improvement, said etting adopts the woven no tubercle net sheet of polyethylene monofilament to process, and said net sheet is all used angry eyes, the big 4～6cm of order, and said purse seine adopts two-layer etting.Adopt polythene net sheet intensity higher; In addition, help periphtic algae, be difficult for scratch during the fish-farming in shallow marine water fish movement; The net sheet all can be worked as fishing gear under the effect of floating, heavy power with angry eyes; Can make netting gear be easier to change operation height, can reduce etting stressed when descending, to reach better effect of settling.
Improve again; Distance between said ground rope on the same group and the headline is 2 times of distance between the headline of one group of this ground rope and adjacent top, wherein first group of ground rope of the upper level of etting and the distance between the headline be first ground rope and raise to the higher plane of principle between 2 times of distance.
Improve, said given heavy power is 98N again, and down the buoyancy of every bar iron or heavy power increase progressively 20N successively.
Further improve, said headline adopts two straight button assemblings of cable wire, is respectively upper limb guiding principle and last headline, and said bottom line is two straight button assemblings of cable wire, is respectively lower edge guiding principle and following ground rope, and said ground rope and headline adopt a cable wire respectively.
Said vertical guiding principle is for whenever evenly to be assemblied on the net sheet of etting at a distance from 6～8m.
At last, the girth of said etting is 250～300m, highly is 12～14m, and vertically guiding principle is for whenever evenly being assemblied on the net sheet at a distance from 6～8m.
Compared with prior art; The advantage of the utility model is: the upper, middle and lower differing heights of etting laterally assembles ground rope and headline successively; Each section etting is piled up in different aspects because of receiving the different power of drifting along, avoided under the macrotidal range condition etting on top or the bottom excessively pile up and cause and tangle, thereby cause breeding water body sharply to reduce, net pad wear, infraclass disengaging seabed; Escape phenomenons such as seedling; The utility model is simple and reasonable, has fundamentally solved the problem that etting tangles under the macrotidal range, has guaranteed the normal sustainable development of shallow sea seining cultivation.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
As shown in the figure, a kind of macrotidal range is down anti-to tangle Culture pure seine, comprise etting 1, laterally be assemblied in the headline 2 on the etting 1, middle guiding principle and bottom line 3, vertically be assemblied in vertical guiding principle 6 on the etting 1; Said etting 1 adopts the woven no tubercle net sheet of some polyethylene monofilaments to process, and said net sheet is all used angry eyes, the big 4～6cm of order; Said purse seine adopts two-layer etting 1, adopts polythene net sheet intensity higher, in addition; Help periphtic algae, be difficult for scratch during the fish-farming in shallow marine water fish movement, the net sheet all can be worked as fishing gear under the effect of floating, heavy power with angry eyes; Can make netting gear be easier to change operation height, can reduce etting stressed when descending, to reach better effect of settling; Said headline 2 adopts two straight button assemblings of cable wire, is respectively upper limb guiding principle and last headline, is located at the upper end of etting 1; Wherein the upper limb guiding principle passes each mesh of net sheet, and last headline does not pass mesh, through headline on the netting twine blind stitching and upper limb guiding principle; And make a call to a half hitch at interval and fix; On last headline, hang float, and fixing through rope and stake, make the upper end of etting 1 be higher than the maximum tidal level water surface; Said bottom line 3 adopts two straight button assemblings of cable wire, is respectively lower edge guiding principle and following ground rope, is located at the lower end of etting; Wherein the lower edge guiding principle passes each mesh of net sheet, and following ground rope does not pass mesh, through ground rope under the netting twine blind stitching and lower edge guiding principle; And make a call to a half hitch at interval and fix; Being fixed with a plurality of sandbags on the ground rope down, simultaneously the seabed to be imbedded in the bottom of etting 1 to fix, said middle guiding principle is six; Laterally be assemblied on the etting 1 between steel 2 and the bottom line 3; Respectively by the ground rope 41,42 that is provided with at interval,, 43 and headline 51,52,53 form, this ground rope 41,42,43 and headline 51,52,53 are the upper, middle and lower-ranking height and position in etting spaced apart successively, and on ground rope 41,42,43, are hung with sinker 7; On headline 51,52,53, be hung with float 8; Wherein the distance between ground rope 42 and the headline 52 is 2 times of distance between ground rope 42 and the headline 51, and the distance between ground rope 43 and the headline 53 is 2 times of distance between ground rope 43 and the headline 52, and the distance between ground rope 41 and the headline 51 is ground rope 41 and the distance between 2 of raising to the higher plane of principle 2 times; It is the foam plastic float of 0.08～0.12N that said float 8 adopts buoyancy; It is the plumbous matter sinker of 0.08～0.12N that said sinker 7 adopts heavy power; Said float 8, sinker 7 are evenly distributed on each headline 51,52,53 and the ground rope 41,42,43; The given heavy power of first ground rope 41 is 98N; Down the buoyancy or the heavy power of every headline 51,52,53 and ground rope 42,43 increase progressively 20N successively, and etting 1 just can stretch down in the effect of floating/heavy power fully like this, have avoided under the macrotidal range condition etting 1 on top or excessively accumulation and cause and tangle of bottom.
The etting girth of the utility model is 275m, highly is 13m, and wherein article one ground rope 41 is 1.3m with 2 the distance of raising to the higher plane of principle, with the distance of headline 51 be 2.6m; Second ground rope 42 is 1.3m with the distance of headline 51, with the distance of headline 52 be 2.6m; Article three, ground rope 43 is 1.3m with the distance of headline 52, with the distance of headline 53 be 2.6m, said vertical guiding principle 6 evenly is assemblied on the net sheet of etting 1 at a distance from 7m for every, plays the effect of bearing pulling force.
During making, adopt 6 net sheets, wherein 5 block sizes are the same, and specification is that 50m is long, 13m is dark; Another block length 25m, 13m are dark, adopt horizontal edge blind stitching method, and the edge that will net sheet during blind stitching earlier is aligned with each other, and mesh merges mutually; With having the knitting needle of heterochromatic suture, pass first mesh that be combined, make a call to a Portuguese bowline; Wear successively then around the mesh that respectively is combined, whenever make a call to a half hitch at a distance from 7 orders, a two cover joint is made a call in ending place.The suture degree of tightness of blind stitching is suitable, and its length approximates the stretching length of sewing up net sheet position; Laterally adorn guiding principle then; Be followed successively by from top to bottom raise to the higher plane of principle 2, article one ground rope 41, article one headline 51, second ground rope 42, second headline 52, the 3rd ground rope 43, the 3rd headline 53, bottom line 3, wherein raise to the higher plane of principle 1 with bottom line 32 uses of rete cord by present maximum net cage, floating, ground rope is 1 use; Totally 8 horizontal guiding principles; Fixing assembling, totally 2200 meters mainly is to prevent to pile up when etting is on the ebb; Vertically adorn guiding principle, it is 1 that the horizontal every 7m of net sheet adorns vertical guiding principle 6, the same with the large cage guiding principle rope of present use, mainly bears pulling force, at last float 8, sinker 7 is assemblied in respectively on headline 51,52,53 and the ground rope 41,42,43.
Claims (7)
1. a macrotidal range is anti-down tangles Culture pure seine, comprises etting, is assemblied in headline and bottom line on the etting, and said headline is located at the upper end of etting, and suspension float and fix through rope and stake on last steel makes the upper end of etting be higher than the maximum tidal level water surface; Said bottom line is located at the lower end of etting; Being fixed with a plurality of sandbags imbeds the seabed with the bottom of etting and fixes; It is characterized in that: on the etting between last steel and the bottom line, also laterally be equipped with some middle guiding principles of forming by ground rope and headline; This ground rope and headline are the differing heights position in etting spaced apart successively, and on ground rope, are hung with sinker, on headline, are hung with float; On etting, also be equipped with simultaneously vertical guiding principle.
2. the anti-down Culture pure seine that tangles of macrotidal range according to claim 1; It is characterized in that said ground rope and headline are spaced apart three groups; Be uniformly distributed in three height and positions in upper, middle and lower of etting successively; In ground rope and headline on the same group; Ground rope is positioned at the top of headline, and the distance between ground rope and the headline is 1.5～2.5 times of distance between the headline of one group of this ground rope and adjacent top, wherein first group of ground rope of the upper level of etting and the distance between the headline be first ground rope and raise to the higher plane of principle between 1.5～2.5 times of distance.
3. the anti-down Culture pure seine that tangles of macrotidal range according to claim 1; It is characterized in that it is the foam plastic float of 0.08～0.12N that said float adopts buoyancy; It is the plumbous matter sinker of 0.08～0.12N that said sinker adopts heavy power; The given heavy power that is positioned at first ground rope of the below of raising to the higher plane of principle is 90～110N, and down the buoyancy or the heavy power of every headline and ground rope increase progressively 18～22N successively.
4. macrotidal range according to claim 1 is anti-down to tangle Culture pure seine, it is characterized in that said etting adopts the woven no tubercle net sheet of polyethylene monofilament to process, and said net sheet is all used angry eyes, the big 4～6cm of order, and said purse seine adopts two-layer etting.
5. the anti-down Culture pure seine that tangles of macrotidal range according to claim 2; It is characterized in that the distance between said ground rope on the same group and the headline is 2 times of distance between the headline of one group of this ground rope and adjacent top, be 2 times of distance between first ground rope and the headline in first group of ground rope of the upper level of etting and the distance between the headline wherein.
6. according to the anti-down Culture pure seine that tangles of the described macrotidal range of the arbitrary claim of claim 1 to 4; It is characterized in that said headline adopts two straight button assemblings of cable wire; Be respectively upper limb guiding principle and last headline; Said bottom line is two straight button assemblings of cable wire, is respectively lower edge guiding principle and following ground rope, and said ground rope and headline adopt a cable wire respectively.
7. tangle Culture pure seine according to the described macrotidal range of the arbitrary claim of claim 1 to 4 is anti-down, the girth that it is characterized in that said etting is 250～300m, highly is 12～14m, and vertically guiding principle is for whenever evenly being assemblied on the net sheet at a distance from 6～8m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204277392U CN202396297U (en) | 2011-11-02 | 2011-11-02 | Breeding purse net prevented being twisted under large spring range |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204277392U CN202396297U (en) | 2011-11-02 | 2011-11-02 | Breeding purse net prevented being twisted under large spring range |
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|---|---|
| CN202396297U true CN202396297U (en) | 2012-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011204277392U Expired - Fee Related CN202396297U (en) | 2011-11-02 | 2011-11-02 | Breeding purse net prevented being twisted under large spring range |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104041433A (en) * | 2014-05-12 | 2014-09-17 | 浙江大学宁波理工学院 | Mounting method of large shallow sea purse net cultivation device |
| CN104255595A (en) * | 2014-09-05 | 2015-01-07 | 浙江大学宁波理工学院 | Method for installing large shallow sea aquaculture seine |
| CN108157253A (en) * | 2017-12-15 | 2018-06-15 | 浙江海洋大学 | One kind encloses pool dykes and dams seining cultivation base for coastal waters beach |
-
2011
- 2011-11-02 CN CN2011204277392U patent/CN202396297U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104041433A (en) * | 2014-05-12 | 2014-09-17 | 浙江大学宁波理工学院 | Mounting method of large shallow sea purse net cultivation device |
| CN104041433B (en) * | 2014-05-12 | 2015-09-09 | 浙江大学宁波理工学院 | The installation method of a kind of large-scale shallow sea seining cultivation device |
| CN104255595A (en) * | 2014-09-05 | 2015-01-07 | 浙江大学宁波理工学院 | Method for installing large shallow sea aquaculture seine |
| CN104255595B (en) * | 2014-09-05 | 2016-04-13 | 浙江大学宁波理工学院 | The installation method of large-scale culture pure seine used in shallow sea |
| CN108157253A (en) * | 2017-12-15 | 2018-06-15 | 浙江海洋大学 | One kind encloses pool dykes and dams seining cultivation base for coastal waters beach |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20141102 |
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| EXPY | Termination of patent right or utility model |