CN206165541U - Purse seine fishing tackle headline subassembly - Google Patents

Abstract

The utility model discloses a purse seine fishing tackle headline subassembly. It is solved current polyethylene web line craft and pricks purse seine fishing tackle headline and has not firm, the easy cracked problem of rete cord. It includes three manropes, a float guiding principle, hoddy net piece and a plurality of shrink rope, float, and characteristics are: three manropes are trefoil formation according to the cross -section and use simultaneously and shrink the rope and knot the ligature and constitute and raise to the higher plane of principle, hoddy net piece top edge with wherein do one's best the guiding principle with shrink the rope one by one the mesh kill to forge and string be connected, the float is worn to tie on the float guiding principle according to a determining deviation, and the rope that shrinks is killed the knot with float guiding principle and headline in proper order and is pricked between adjacent float. The utility model discloses three manrope cross -sections are triangle -shaped and prick to constitute raise to the higher plane of principle, and its structural stability is good, and it is big to hold loading lotus intensity, adopt shrink rope ligature manrope, hoddy net piece and float guiding principle, the back that absorbs water is tightened up naturally and is made the headline subassembly connect reliably long service life.

Description

A kind of exaggerated component of purse seine fishing gear

Technical field

The utility model is related to fishing net and attaches, especially a kind of exaggerated component of purse seine fishing gear.

Background technology

It is known that purse seine fishing is the characteristic according to fished species cluster, using the long netting gear with shape or a capsule both wings The shoal of fish is surrounded, therefore claims purse seine.At present, big-and-middle-sized purse seine length is generally 800~2000m, have more than 2000m, etting is maximum Stretch height and be generally 100~250m, the reachable 350m having or so, weigh 30t, and the output per net of purse seine is up to hundreds of tons Or even upper kiloton.Purse seine fishing gear is mainly made up of etting, rete cord and accessory three parts, and mainly there is exaggerated part its rete cord part Rete cord, infraclass part rete cord, receipts form part rete cord, net head part rete cord and side guiding principle etc..Exaggerated effect is to wear bundle etting, ligation Float and the effect of horizontal direction external force is born, and make net that there is fixed length.Existing big-and-middle-sized purse seine fishing gear it is exaggerated general There are three rete cords, wherein, a headline wears float；A piece upper limb head rope, wears hoddy；A piece manrope.Its headline and manrope With polyethylene netting twine and after binding together, then close up with polyethylene netting twine and prick with upper limb guiding principle, use as exaggerated.But above-mentioned knot Above the exaggerated purse seine fishing gear used in the operation of ocean property of structure, then because rete cord diameter is thick, polyethylene netting twine is difficult by hand Fasten, it is exaggerated it is easy loosen deformation, or discontinuity and cause rete cord to rupture.

The content of the invention

In in order to overcome prior art polyethylene netting twine craft and prick purse seine fishing gear it is exaggerated exist connect not firm, guiding principle The deficiency of rope easy fracture, the utility model provides a kind of Stability Analysis of Structures, connection is reliable, big, long service life of bearing the density of load The exaggerated component of purse seine fishing gear.

The utility model solve technical scheme that its technical problem adopted for：A kind of exaggerated component of purse seine fishing gear, It includes three manropes, a headline, a hoddy mesh sheet and some shrink ropes, float, it is characterised in that：Three described manropes are pressed and cut Face is triangularly arranged and exaggerated using described shrink rope knotting colligation composition, and the two ends of described manrope have been spliced respectively plucked string instrument with a fretted fingerboard The eye thimble of Pa head shapes；The top edge of described hoddy mesh sheet and a wherein manrope are knotted the lower company of extension using the rope that shrinks by mesh Connect；Described float uniformly wears at a certain distance knot on described headline, and the rope that shrinks successively will be floating between adjacent buoys Sub- guiding principle knots and pricks with exaggerated.

The diameter of three described manropes is identical, wherein, two manropes are that polyethylene twists torsade, are twisted with the fingers to being reversed, a manrope Torsade is twisted for polypropylene.

Described shrink rope mixes for 50% polypropylene multifilament with 50% polyethylene multi-filament, doubling twisting, and strand is twisted rope.

It is 278 that described hoddy mesh sheet is tensile elongation ratio of the polyamide fibre without tubercle mesh sheet, its length and width.

Described headline is that polyethylene twists torsade, and it is 1.6 with the length ratio of manrope, and its diameter ratio is 0.83.

Described float is eva foam plastics punching float.

The utility model is three manrope rete cords and constitutes exaggerated after pricking, and three manrope sections are triangular in shape, and structural stability is good, Three manropes and to bear the density of load big for bundle；Using the rope that shrinks as connection rope, its colligation manrope, hoddy mesh sheet and headline enter Absorb water after water and shrink automatically, make exaggerated component connection reliable；Hoddy mesh sheet is restricted directly by mesh colligation in manrope using shrinking, its Stretching is good, can buffer the effect of external force pair and its lower major network clothing being connected；Headline and manrope independence colligation, can reduce Power produced by the buoyancy of float is to exaggerated impact.The exaggerated modular construction of the utility model is stablized, and connection is reliable, bears The density of load is big, and application performance is good, long service life.

Description of the drawings

The utility model is described further below in conjunction with the accompanying drawings.

Fig. 1 is a kind of structural representation of the present utility model；

Fig. 2 is the amplification view of the line A-A along Fig. 1.

Mark in figure：1. manrope, 101 first manropes, 102 second manropes, 103 the 3rd manropes, 2. shrink and restrict, 3. hoddy net Piece, 4. headline, 5. float, 6. eye thimble.

Specific embodiment

As shown in figure 1, a kind of exaggerated component of purse seine fishing gear, it includes three manropes 1, a headline 4, a hoddy mesh sheet 3 and it is some shrink rope 2, float 5.

In FIG, three manropes 1 are made up of the first manrope 101, the second manrope 102 and the 3rd manrope 103, wherein, first Manrope 101, the second manrope 102 are polyethylene（PE）Torsade is twisted, three strands, diameter 24mm is twisted with the fingers to being reversed, long 75.00m；The Three manropes 103 are polypropylene（PP）Strand torsade, three strands, diameter 24mm, long 75.00m.

In FIG, the rope 2 that shrinks is chosen as connecting rope, the shrink rope 2 is using 50% polypropylene（PP）Multifilament and 50% gathers Ethene（PE）Multifilament mixes, doubling twisting, twists and is twisted rope, three strands, diameter 6.5mm, Length Contraction after the water suction of shrink rope 2.

In FIG, hoddy mesh sheet 3 is to choose sealike colour 4mm, the polyamide fibre of size of mesh 2a=90mm without tubercle net, by length It is cut into strip and is made by 1390 mesh, a width of 5 mesh.

In FIG, float 5 is to choose punching float made by eva foam plastics, and it is in cylindrical, the long 200mm of float, External diameter 150mm, center bore 25mm, each net buoyancy 4.80kgf.

In FIG, headline 4 selects polyethylene（PE）Strand torsade, three strands, diameter 20mm, long 120.00m.

As shown in figure 1, the rope 2 that shrinks is through the mesh of top edge mesh one of hoddy mesh sheet 3, and wind in the first manrope 101 A fast knot is made a call to after two circles；Again according to said method, by hoddy hanging ratio E=0.60, i.e., a mesh hoddy mesh sheet is pricked per 54mm manropes 3, the top edge of hoddy mesh sheet 3 and the first manrope 101 are connected with the rope 2 that shrinks by the mesh lower extension that knots；Totally 1390 grades.

As shown in Figure 1 and Figure 2, by the first manrope 101 and the second manrope 102 below, the 3rd manrope 103 is in three above Triangular arrangement.Using rope 2 is shunk first from the beginning of one end, to wind four circles after to make a call to a fast knot be to tie up three manropes 1 in the way of one grade Prick composition exaggerated；Wherein, one grade is ligatured every 100mm in manrope, 375 grades is ligatured altogether.The two ends of manrope are spliced into respectively Chinese lute The eye thimble 6 of head shapes, is unloaded gram with standby " U " type and is used with the exaggerated connection of another section.

As shown in figure 1, float 5 is uniformly worn one by one by 268mm spacing tying on headline 4；Shrink rope 2 is adopted to wind four The mode that a fast knot is one grade is made a call to after circle, totally 281 grades, successively by headline 4 with exaggerated 1 and prick,.

The manrope section of the utility model three it is triangular in shape and prick composition it is exaggerated, its structural stability is good, bears the density of load Greatly；Using the rope that shrinks as connection rope, its colligation manrope, hoddy mesh sheet and headline to enter absorb water after water shrink automatically, make The connection of guiding principle component is reliable；Hoddy mesh sheet is directly by mesh colligation in manrope, and its stretching is good, and application performance is high；Headline independence With manrope colligation, the power produced by the buoyancy of float can be reduced to exaggerated impact, long service life.

Claims (6)

1. the exaggerated component of a kind of purse seine fishing gear, it include three manropes, a headline, a hoddy mesh sheet and some shrink ropes, Float, it is characterised in that：Three described manropes are triangularly arranged by section and are constituted using described shrink rope knotting colligation Exaggerated, the two ends of described manrope are spliced respectively the eye thimble of Chinese lute head shapes；The top edge of described hoddy mesh sheet with wherein One manrope using shrink rope by mesh knot it is lower hang connection；Described float uniformly wears at a certain distance knot in described headline On, headline is knotted and is pricked by the rope that shrinks with exaggerated successively between adjacent buoys.

2. the exaggerated component of a kind of purse seine fishing gear according to claim 1, it is characterised in that：Three described manropes it is straight Footpath is identical, wherein, two manropes are that polyethylene twists torsade, are twisted with the fingers to being reversed, and a manrope is that polypropylene twists torsade.

3. the exaggerated component of a kind of purse seine fishing gear according to claim 1, it is characterised in that：Described shrink rope is 50% polypropylene multifilament mixes with 50% polyethylene multi-filament, doubling twisting, and strand is twisted rope.

4. the exaggerated component of a kind of purse seine fishing gear according to claim 1, it is characterised in that：Described hoddy mesh sheet is Polyamide fibre is 278 with the tensile elongation ratio of width without tubercle mesh sheet, its length.

5. the exaggerated component of a kind of purse seine fishing gear according to claim 1 and 2, it is characterised in that：Described headline Torsade is twisted for polyethylene, it is 1.6 with the length ratio of manrope, its diameter ratio is 0.83.

6. the exaggerated component of a kind of purse seine fishing gear according to claim 1, it is characterised in that：Described float is EVA Foamed plastics punching float.