CN102187828B

CN102187828B - Safety arrangement method for net cage gas pipes

Info

Publication number: CN102187828B
Application number: CN201010119852A
Authority: CN
Inventors: 石建高; 刘永利; 王磊
Original assignee: East China Sea Fishery Research Institute Chinese Academy of Fishery Sciences
Current assignee: East China Sea Fishery Research Institute Chinese Academy of Fishery Sciences
Priority date: 2010-03-08
Filing date: 2010-03-08
Publication date: 2012-10-03
Anticipated expiration: 2030-03-08
Also published as: CN102187828A

Abstract

The invention discloses a safety arrangement method for net cage gas pipes and relates to installation of net cage gas pipes in net cage engineering. In the technical scheme, a flexible gas pipe is led out of a lifting balance airbag or a gas storage floating hose, and the method is characterized in that: after the flexible gas pipe is led out of the lifting balance airbag or the gas storage floating hose, the flexible gas pipe passes through a large hole between two parallel penetrating floaters which are arranged in the large hole on a net cage frame between two lifting balance airbags or gas storage floating hoses; a stranded rope, a fishing net line and a woven belt penetrate the center of the holes of the penetrating floaters respectively; the penetrating floaters are fixed on the stranded rope through the inserted fishing net line; the penetrating floaters fix the flexible gas pipe through the inserted woven belt; two stranded ropes which parallelly penetrate the penetrating floaters pass through the large hole on the net cage frame and are fixedly wound on the net cage frame, namely the flexible gas pipe is fixed between the two parallel stranded ropes and the penetrating floaters and is arranged on the net cage frame.

Description

A kind of net cage appendix safety arrangement method

Technical field

The net cage appendix that the present invention relates to the net cage engineering is installed.

Background technology

The elevated live cage of net cage field of engineering technology is made up of net cage frame, cage netting, net cage connector, net cage elevating and balancing control system and net cage up and down balance system sedimenting system; Wherein net cage elevating and balancing control system has up and down balance system air bag or the floating pipe of air storage, flexible appendix, air compressor machine or inflator pump.Elevated live cage is in the arriving of disasters such as red tide or typhoon, when the seawater surface water temperature is too high or too low suddenly; The general incompatibility cultured fishes existence of seawater surface; At this moment float the part air in the pipe through the blind end of opening flexible appendix to discharge elevated live cage up and down balance system air bag or air storage; Reduce the buoyancy of elevated live cage system, sink down into the degree of depth that needs until elevated live cage, to hide disasters such as red tide or typhoon; Make the cage culture fish be in the metastable middle bottom waters of water temperature, guarantee the safety of cage culture fish; When disasters such as red tide or typhoon are gone over, when seawater surface water temperature stability, net cage bait throwing in, inflate in up and down balance system air bag or the floating pipe of air storage through flexible appendix, increase the buoyancy of whole elevated live cage system, emerge until the floating pipe of elevated live cage.For ease of operation, the floating pipe of up and down balance system air bag or air storage links to each other with air compressor machine or inflator pump through flexible appendix in actual production.Prior art is arranged flexible appendix after directly passing the aperture on the net cage support after the floating pipe of up and down balance system air bag or air storage is drawn along the floating pipe of net cage frame; When net cage elevating and balancing control system reaches the air pressure of demand; Flexible appendix and air compressor machine or inflator pump are broken away from, and adopt the metal plug directly to seal the method for pipe end or tie up to seal pipe end pricking with cord, netting twine or band after the pipe end bending of flexible appendix.A large amount of production practices of existing net cage engineering show; Flexible appendix is from directly passing the method for arranging along the floating pipe of net cage frame behind the aperture on the net cage support after up and down balance system air bag or the floating pipe of air storage are drawn; Because of the aperture of the caliber of flexible appendix and the aperture on the net cage support approaching; So the hole of the aperture of net cage on flexible appendix and net cage support under the composite factor effects such as wind, wave and stream is along heavy wear takes place, and escape gas in flexible appendix abrading section; Flexible appendix is escaped the gas accident in case the up and down balance system of elevated live cage takes place to destroy; Direct threats is to the safety of elevated live cage; This joint performance sends out that elevated live cage topples, net cage sedimentation seabed, the broken fish of net cage net escapes and the cage culture accident of net cage equipment serious damage, brings property loss to the raiser.The safety issue of net cage appendix is the still unsolved for a long time technical barrier in net cage engineering field; Press for a kind of net cage appendix safety arrangement method; To guarantee the safety of elevated live cage; Promote elevated live cage institution level, this is significant to the equipment safety that promotes the deep water mesh cage aquaculture, helps the sustainable sound development of deep water mesh cage aquaculture.

Summary of the invention

The purpose of this invention is to provide a kind of net cage appendix safety arrangement method, to guarantee the safety of the flexible appendix of elevated live cage.

Technical scheme of the present invention adopts flexible appendix to draw from the floating pipe of up and down balance system air bag or air storage, it is characterized in that flexible appendix is drawn between the parallel punching float of the twice that dispose the macroscopic void on the net cage support of back between two up and down balance system air bags or the floating pipe of air storage from up and down balance system air bag or the floating pipe of air storage to pass macroscopic void; The hole of above-mentioned punching float penetrates a torsade, a fishing lines and a braid over braid in the heart respectively; The punching float is fixed in the torsade with the fishing lines that penetrates; The punching float is with the braid over braid fixing flexible appendix that penetrates; The parallel torsade that is installed with the punching float of twice is fixed on the net cage support after passing the macroscopic void on the net cage support, and flexible appendix promptly is fixed between two parallel torsades and the punching float and is arranged on the net cage support.

Outstanding feature of the present invention is that the flexible appendix of elevated live cage passes flexible appendix when arranging in net cage support macroscopic void; And flexible appendix is fixed between two parallel torsades and the punching float; Changed and floated the arrangement method of managing along net cage frame after the flexible appendix of prior art directly passes the aperture on the net cage support; Both avoided the direct of edge, hole of the aperture on flexible appendix and the net cage support to contact; Also avoided on flexible appendix and the net cage support hole that direct between two big floating pipes contacted, avoided on flexible appendix and the net cage support macroscopic void between two big floating pipes along between wearing and tearing, guaranteed the safety of elevated live cage flexibility appendix and elevated live cage facility; Another outstanding feature of the present invention is two same size punching floats not to be had be fixed on slippingly in the torsade, and effectively preventing increases the friction between punching float and the flexible appendix because of the punching float in the slippage back and forth on the rope.The production practices of net cage engineering are the result show; The present invention can effectively solve the flexible appendix of existing net cage engineering elevated live cage arrange in direct the contact and wearing and tearing between the edge, hole hole on flexible appendix and the net cage support, have the remarkable technique effect of guaranteeing elevated live cage breeding facility safety.

Description of drawings

Fig. 1 is that the fishing lines that the punching float penetrates is fixed on the sketch map in the torsade.

What Fig. 2 represented is net cage appendix safety arrangement method sketch map.

Embodiment

Be that 50m, floating tube frame diameter are that the elevated live cage of 250mm is the best way of example explanation embodiment of the present invention below with the girth: the present invention draws flexible appendix between the parallel punching float of the twice that dispose the macroscopic void on the net cage support of back between two up and down balance system air bags or the floating pipe of air storage from up and down balance system air bag or the floating pipe of air storage and passes macroscopic void; The hole that above-mentioned punching floats on penetrates a torsade, a fishing lines and a braid over braid in the heart respectively; The punching float is fixed in the torsade with the fishing lines that penetrates; The punching float is with the braid over braid fixing flexible appendix that penetrates; The parallel torsade that is installed with the punching float of twice is fixed on the net cage support after passing the macroscopic void on the net cage support, and flexible appendix promptly is fixed between two parallel torsades and the punching float and is arranged on the net cage support.

Above-mentioned punching float (1 among Fig. 1,8) adopts the spherical punching float or the olive shape punching float of same specification;

Above-mentioned braid over braid (2 among Fig. 1) adopts the high-strength wearable nylon knitting belt of diameter 1.32mm, long 1m, two ends melt process;

Above-mentioned fishing lines (4 among Fig. 1) adopts the high-strength polyethylene fishing lines of diameter 1.3mm, long 0.8m, two ends melt process;

Diameter 4mm, long 3m, two ends three bursts of polyamide torsades of high-strength wearable through melt process are adopted in above-mentioned torsade (3 among Fig. 1), make marks in its length midpoint, and each 10cm distance is made a punching float respectively and tied a mark in mid point mark both sides then; After finishing the punching float in the torsade and tiing a mark, it is successively passed punching float (1 among Fig. 1,8) the hole heart of two same specifications;

After the fishing lines that above-mentioned punching float hole penetrates passes from a punching float hole heart its two ends tension alignment, braid over braid are strained alignment with its two ends after passing from the punching float hole heart in the heart, the punching float that then two punching floats that are installed with torsade, fishing lines and braid over braid simultaneously is displaced to respectively in the torsade is tied a mark; With the two ends of fishing lines and braid over braid respectively from the torsade the punching float tie between a rope strand of the 0.5 times of punching float hole strong point in the mark outside and pass; And pass through rope strand position (4 among Fig. 1,7) at fishing lines and fishing lines and torsade are intersected make single fast knot; Two line ends (5 among Fig. 1) of the fishing lines that knotting back is remaining intersect around the punching float makes two fast knots (6 among Fig. 1), and such punching float just is fixed in the torsade one with fishing lines and ties a mark; With identical method another punching float (8 among Fig. 1) is fixed on fishing lines also that another ties a mark in the torsade, the punching float of such two same specifications just is fixed in the torsade; By above-mentioned identical method the punching float of other two same sizes also is fixed on diameter 4mm, long 3m, two ends in another root torsade of melt process;

Said fixing has a torsade of two same size punching floats successively to pass macroscopic void (17 among Fig. 2) between the floating pipes of last two air storages of net cage support (11 among Fig. 2) (12 among Fig. 2) around making two fast knots (18 among Fig. 2) to net cage support (11 among Fig. 2) is outer, during knotting the two ends of tension torsade guarantee to be fixed in the torsade two punching floats all on the net cage support in the macroscopic void between two floating pipes of air storage and torsade mid point mark be positioned at the length midpoint of macroscopic void axial direction; Another root torsade (10 among Fig. 2) that will be fixed with two same size punching floats by above-mentioned identical method is passed on the same net cage support macroscopic void between two floating pipes of air storages around to the outer pair fast knots (9 among Fig. 2) of doing of net cage support; The two ends of straining this torsade during knotting guarantee to be fixed in this torsade two punching floats also on same net cage support in the macroscopic void between two floating pipes of air storage and torsade mid point mark be positioned at the length midpoint of macroscopic void axial direction; On same net cage support, in the macroscopic void between the floating pipe of two air storages two parallel torsades are arranged like this, the same position in every torsade all is fixed with the punching float of two same sizes;

After flexible appendix is drawn from up and down balance system air bag or the floating pipe of air storage; Do not pass the aperture (16 among Fig. 2) on the net cage support; But with passing between two parallel torsades of the macroscopic void between the floating pipe of flexible appendix two air storages from the net cage support and two the parallel punching floats (1 Fig. 2,15); The outer braid over braid (2 among Fig. 2) of punching float (1 among Fig. 2) the hole heart is gone up in a torsade (3 among Fig. 2) located to intersect work pair fast knots with the fixing flexible appendix with the outer braid over braid (13 among Fig. 2) of punching float (15 among Fig. 2) the hole heart that same position is gone up in the parallel torsade (10 among Fig. 2) of another root at flexible appendix (14 among Fig. 2), so flexible appendix just is fixed between two parallel torsades and the punching float; Accomplish flexible appendix till the arranging of the macroscopic void between the floating pipe of two air storages on all supports of net cage by above method, the net cage appendix just is arranged on the net cage support by safety like this.

Claims

1. the flexible appendix safety of net cage arrangement method; Flexible appendix is drawn from up and down balance system air bag or the floating pipe of air storage, it is characterized in that flexible appendix is drawn between the parallel punching float of the twice that dispose the macroscopic void on the net cage support of back between two up and down balance system air bags or the floating pipe of air storage from up and down balance system air bag or the floating pipe of air storage to pass macroscopic void; The hole of above-mentioned punching float penetrates a torsade, a fishing lines and a braid over braid in the heart respectively; The punching float is fixed in the torsade with the fishing lines that penetrates; The punching float is with the braid over braid fixing flexible appendix that penetrates; The parallel torsade that is installed with the punching float of twice is fixed on the net cage support after passing the macroscopic void on the net cage support; Same position in every torsade all is fixed with the punching float of two same sizes, and flexible appendix promptly is fixed between two parallel torsades and the punching float and is arranged on the net cage support.

2. the flexible appendix safety of a kind of net cage according to claim 1 arrangement method is characterized in that the punching float adopts the spherical punching float or the olive shape punching float of same specification.

3. the flexible appendix safety of a kind of net cage according to claim 1 arrangement method is characterized in that braid over braid adopts the high-strength wearable nylon knitting belt of diameter 1.32mm, two ends melt process.

4. the flexible appendix safety of a kind of net cage according to claim 1 arrangement method is characterized in that fishing lines adopts the high-strength polyethylene fishing lines of diameter 1.3mm, two ends melt process.

5. the flexible appendix safety of a kind of net cage according to claim 1 arrangement method is characterized in that torsade adopts diameter 4mm, two ends three bursts of polyamide torsades of high-strength wearable through melt process.

6. according to claim 1 or the flexible appendix safety of 2 or 3 or 4 or 5 described a kind of net cages arrangement methods, the two ends that it is characterized in that fishing lines that punching float hole penetrates and braid over braid in the heart respectively from the torsade the punching float tie between a rope strand of the 0.5 times of punching float hole strong point in the mark outside and pass.