CN202047233U - Ultrahigh-strength polyethylene net sheet for net cages or fishing gears - Google Patents
Ultrahigh-strength polyethylene net sheet for net cages or fishing gears Download PDFInfo
- Publication number
- CN202047233U CN202047233U CN2011201131562U CN201120113156U CN202047233U CN 202047233 U CN202047233 U CN 202047233U CN 2011201131562 U CN2011201131562 U CN 2011201131562U CN 201120113156 U CN201120113156 U CN 201120113156U CN 202047233 U CN202047233 U CN 202047233U
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- net
- strength polyethylene
- net sheet
- ultrahigh
- ultra
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- Expired - Fee Related
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- Braiding, Manufacturing Of Bobbin-Net Or Lace, And Manufacturing Of Nets By Knotting (AREA)
Abstract
The utility model relates to an ultrahigh-strength polyethylene net sheet for net cages or fishing gears, belonging to the technical field of aquatic products. In order to improve the strength of base materials for nets, and adjust netting twine structures and mesh shapes for weaving the nets to improve the mechanical properties of net sheets for the net cages or the fishing gears, the ultrahigh-strength polyethylene net sheet for the net cages or the fishing gears adopts a single fast knot structure with netting twines woven into diamond mesh shapes. The ultrahigh-strength polyethylene net sheet is characterized in that the netting twines are formed in a way that three ultrahigh-strength polyethylene thread strands are twisted into a S shape with the external twist degree of 218T/m; and the ultrahigh-strength polyethylene thread strand is formed in a way that a fishing ultrahigh-strength polyethylene fiber with line density of 800D is twisted in a Z shape with the internal twist degree of 382T/m. Due to the adoption of diamond meshes, for the net sheet, acting force from different directions can transfer by obliquely crossed netting twines, and the acting force is buffered along with the corresponding change of the mesh shape, thus promoting the mechanical performance of the net sheet.
Description
Technical field
The utility model relates to a kind of net cage in the aquatic products technical field or fishing gear with ultra-high strength polyethylene net sheet.
Background technology
The net sheet is woven into the sheet braided fabric of certain size mesh structure by netting twine, and it is the important component part of net cage or fishing gear.Be applicable to that making net cage or fishing gear have wire, polyethylene monofilament, polyamide fiber, polypropylene fibre, polyester fiber and superhigh molecular weight polyethylene fibers with the matrix fiber material of net sheet.With the having or not of net sheet anastomose, the net sheet can be divided into knotted netting and knotless netting two big classes according to net cage or fishing gear.So-called knotted netting is meant by netting twine by making the net sheet that structure becomes; According to the kind of anastomose, knotted netting can be subdivided into reef knotted netting, single English knotted netting, double English knotted netting and the distortion sheet of knotting; Knotted netting can weave by hand, also can the machine braiding.So-called knotless netting is meant that each the line thigh by netting twine or netting twine is interweaved and the net sheet that does not have anastomose that constitutes can be subdivided into raschel netting, braiding netting, twist net slice, inserting, plain netting and shaping netting by net chip architecture knotless netting.Compare with knotless netting, the characteristics of knotted netting are to be convenient to processing and manufacturing and to damage the back repairing, and knotted netting is a net materials most widely used in the fish production.Single fast knot type polyethylene woven net sheet low price, anastomose compact conformation and mesh size are stable, are a large amount of fishing materials that use of China's marine industry, and annual production is higher.Single fast knot type polyethylene woven net sheet not only is widely used in trawlnet, purse seine and all kinds of net fishing gears such as throw the net, and is widely used in small-sized aquaculture net cage of traditional offshore and deep water mesh cage cover net.Compare with other woven net sheet, single fast knot type polyethylene woven net sheet has certain price advantage, this has further promoted its application in fishery, and therefore, single fast knot type polyethylene woven net sheet is to use general net sheet material in the especially domestic fish production both at home and abroad at present.
But fishing at present with the monofilament that is adopted in the production of single fast knot type polyethylene woven net sheet based on polyethylene monofilament, polyethylene monofilament is powerful general, knitmesh simultaneously is unreasonable with the structure of netting twine, the brute force of single fast knot type polyethylene woven net sheet that it is made into is general, and the mechanical performance of net sheet can not adapt to the needs that Modern Fishery is produced.
Summary of the invention
The utility model technical issues that need to address be improve knitmesh with matrix material intensity and adjust knitmesh with net line structure and mesh shape to improve the mechanical performance of net cage or fishing gear usefulness net sheet.
The technical solution adopted in the utility model is: net cage or fishing gear are with ultra-high strength polyethylene net sheet, this net sheet adopts netting twine to be made into single fast knot structure of diamond mesh shape, it is characterized in that: the outer twist that described netting twine adopts 218T/m with three strands of ultra-high strength polyethylene line thighs twist with the fingers " S " to; The interior twist that described ultra-high strength polyethylene line thigh adopts 382T/m with the fishing that is 800D of 1 line density with ultra high strength polyethylene fiber by " Z " to twisting.
The nominal diameter of described netting twine is 1.36mm.
Described diamond mesh, the long 66.7mm that is of a size of of its water chestnut.
It is the fishing ultra high strength polyethylene fiber of 800D that the utility model adopts line density, and by adjusting knitmesh improves the net sheet with net line structure mechanical performance, show through mechanical test, at identical mesh size, under the condition of netting twine diameter, with 218T/m is the outer twist of netting twine, 382T/m is the interior twist of netting twine, net cage that the net line structure type is made into the ultra high strength polyethylene fiber netting twine to three bursts of fishing for " Z " or fishing gear are with high-strength and high-modulus net sheet, its mesh brute force is up to 66.6daN, and it increases by 527.7% than the mesh of the equal specification polythene net sheet of GB/T 18673-2002 standard code is powerful.The utility model adopts diamond mesh, and the net sheet can be by the mutual handover of netting twine of diagonal cross at the active force that is subjected to different directions, and follows the corresponding change of mesh shape and make active force obtain buffering, thereby improves the mechanical performance of net sheet.
The ultra high strength polyethylene fiber that the utility model adopts is under the prerequisite that keeps equal mesh brute force, can adopt the net cage or the fishing gear of less number of share of stock to substitute conventional polyethylene net sheet with ultra-high strength polyethylene net sheet, along with the minimizing of knitmesh with the netting twine number of share of stock, also corresponding the reducing of netting twine order pin rugosity, the resistance and the coefficient of energy dissipation that act on the netting gear also reduce thereupon, in case and the resistance that the net sheet bears reduces, the impact strength that the net sheet bears during operation will inevitably descend thereupon, therefore the net cage produced of the utility model or fishing gear with ultra-high strength polyethylene net sheet not only mechanical performance be largely increased, and improved production efficiency, saved the fish production energy consumption, guarantee the safety of net cage or fishing gear, prolonged the service life of net cage or fishing gear.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the enlarged drawing of netting twine among Fig. 1.
Among the figure, 1, netting twine, 2, diamond mesh, 3, single fast knot, 4, ultra-high strength polyethylene line thigh, 5, " S " to, 6, " Z " to.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described further.
As shown in Figure 1, ultra-high strength polyethylene net sheet, this net sheet employing netting twine 1 is made into single fast knot 3 structures of diamond mesh 2 shapes, the size of diamond mesh 2, the i.e. long 65-70mm that is controlled at of water chestnut.
As shown in Figure 2, netting twine 1 adopts three strands of ultra-high strength polyethylene line thighs 4 to twist with the fingers " S " to 5, and ultra-high strength polyethylene line thigh 4 adopts 1 fishing to press " Z " to 6 twistings with ultra high strength polyethylene fiber, and the netting twine nominal diameter of making is 1.36mm.
During twisting, three strands of ultra-high strength polyethylene line thighs 4 adopt the outer twist of 218T/m twist with the fingers " S " to; It is that 800D, the interior twist are got 382T/m and be twisted into " Z " to 6 that ultra high strength polyethylene fiber adopts line density.
The fishing that is made into according to above-mentioned parameter the results showed that with ultra high strength polyethylene fiber net sheet its mesh brute force of this net sheet is up to 66.6daN, and it increases by 527.7% than the mesh of the equal specification polythene net sheet of GB/T 18673-2002 standard code is powerful.
Claims (3)
1. net cage or fishing gear are with ultra-high strength polyethylene net sheet, and this net sheet adopts netting twine to be made into single fast knot structure of diamond mesh shape, it is characterized in that: the outer twist that described netting twine adopts 218T/m with three strands of ultra-high strength polyethylene line thighs twist with the fingers " S " to; The interior twist that described ultra-high strength polyethylene line thigh adopts 382T/m with the fishing that is 800D of 1 line density with ultra high strength polyethylene fiber by " Z " to twisting.
2. net cage according to claim 1 or fishing gear are with ultra-high strength polyethylene net sheet, and it is characterized in that: the nominal diameter of described netting twine is 1.36mm.
3. net cage according to claim 1 or fishing gear is characterized in that: described diamond mesh, the long 66.7mm that is of a size of of its water chestnut with ultra-high strength polyethylene net sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201131562U CN202047233U (en) | 2011-04-07 | 2011-04-07 | Ultrahigh-strength polyethylene net sheet for net cages or fishing gears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201131562U CN202047233U (en) | 2011-04-07 | 2011-04-07 | Ultrahigh-strength polyethylene net sheet for net cages or fishing gears |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202047233U true CN202047233U (en) | 2011-11-23 |
Family
ID=44987550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201131562U Expired - Fee Related CN202047233U (en) | 2011-04-07 | 2011-04-07 | Ultrahigh-strength polyethylene net sheet for net cages or fishing gears |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202047233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106508830A (en) * | 2016-11-08 | 2017-03-22 | 山东好运通网具科技股份有限公司 | Large dustpan-shaped lift net cod end and tying method thereof |
-
2011
- 2011-04-07 CN CN2011201131562U patent/CN202047233U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106508830A (en) * | 2016-11-08 | 2017-03-22 | 山东好运通网具科技股份有限公司 | Large dustpan-shaped lift net cod end and tying method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20120407 |