CN205894142U - Rubber is raised nose above water to breathe for dredging engineering - Google Patents

Abstract

The utility model provides a rubber is raised nose above water to breathe for dredging engineering raises the nose above water to breathe to set gradually the barrel from the inside to surface, prevents scurrying the board, tip flange, buoyancy layer, bearing course, anti -aging layer, ring flange and lug, the bearing course comprises at the outside nylon in buoyancy layer or polyester cord fabric thread and nylon screen cloth shoulder reinforcing plate and whole voluble wrapping, the utility model provides high dredge non -corrosibility, anti striking nature, elasticity and the life that rubber was raised the nose above water to breathe, and use convenient, reliable, production simple process, with low costs simultaneously. The utility model discloses dredging engineering's quick -operation joint and the connection that the bow blows first root canal be suitable for very much, effective operation of dredging engineering can be guarantee to engineering cost has been reduced.

Description

A kind of dredging work rubber is raised the nose above water to breathe

Technical field

This utility model is related to a kind of dredging work equipment, and particularly a kind of dredging work is raised the nose above water to breathe with rubber it is adaptable to dredge Dredge the snap joint of engineering and bow blows the connection of first pipe.

Background technology

Dredging is for dredging, widening or dig the waters such as Shen He lake, carry out earthwork evacuation engineering under water with manpower or machinery. Dredging rubber raises the nose above water to breathe to be the significant components of dredging work equipment and technology, is snap joint in dredging work and bow blows first pipe Attachment means.

With the arrival of dredging work new round golden period of development, increasingly advanced construction technology and equipment vigorously gush Go out, jumbo trailing suction hopper dredger can meet the needs taking silt particle at a distance, so that dredger is carried out in 2-3 different places reciprocal Discharge of dredging takes sand.Because distance is typically all far, the pipeline of therefore use all stays former construction site, dredger It is connected with pipeline rapidly when returning again.

General dredger pipeline be such connect, dredger+snap joint+bow blowpipe line+self floating pipe line, when putting down pipe During line, it is that snap joint is unloaded, be directly thrown in water；When connecting pipeline, snap joint is pulled out, fill directly and on ship Put docking easily.Snap joint allows for emerging, and could conveniently pick up.

In order that snap joint can emerge, need to connect a buoyancy aid being provided that certain buoyancy, this buoyancy aid Profile spheroidal, therefore also have its ball float/floating head of person, as with dredger, the matching used product of bow blowpipe.

Existing ball float/floating head confines screw connection when connecting.The function of ball float/floating head has at 3 points:

1. dredging medium can be conveyed after connecting pipeline；

2. ball float is made to float on sea using the law of buoyancy；Least residue buoyancy is not less than 10%；

3. so that ball float/floating head is securely attached on steel pipe using certain technology, become an entirety.

Ball float/floating head needs repeated multiple times getting and being thrown in water, and height of fall is in 5-10m.Requirement of engineering is at this Plant ball float/floating head under clashing into should significantly not damage and deformation；When keeping afloat, surging shock within 7 grades, ball float/floating Head should significantly not damage and deformation；More than 90% elastic resilience should be kept after external force collision substantially deforms.

One ball float/floating head can use 3 years to 5 years under normal use, and execution conditions be wind, Exposure to Sunlight, drench with rain, Sea water immersion etc. is it is therefore necessary to possess good seawater corrosion resistance and anti-Weather performance.

The nineties in last century, wide boat office formulates ten thousand hectares of sand number rakes in Holland and inhales ship time, has introduced ball float with accessory.This ball float It is black sheet iron shell, inside is polyurethane foam.

But this ball float finds in use, it is difficult to meet the needs of engineering.Frequently clashed into, in very short time just Corrode and aging, often damage and lose function, service life is very short.

Utility model content

The purpose of this utility model is to provide a kind of dredging work rubber to raise the nose above water to breathe, fast in dredging work in order to solve Quick coupling and bow blow during the technical problem, such as use existing for the existing attachment means ball float/floating head of first pipe because frequently meeting with Cause corrosion and aging serious, service life short to shock.This utility model improve dredging rubber raise the nose above water to breathe intensity, elasticity, Impact resistance, anti-corrosive properties and service life, and easy to use, reliable, product processes are simple simultaneously, low cost.

The purpose of this utility model is achieved through the following technical solutions: includes cylinder, buoyancy layer, aging-resistant layer and hangs Ear it is characterised in that: raise the nose above water to breathe to set gradually from the inside to surface cylinder, anti-channeling plate, end flange, buoyancy layer, bearing course, ageing-resistant Layer, ring flange and hanger；Buoyancy layer, bearing course and aging-resistant layer constitute the buoyancy aid raised the nose above water to breathe；Cylinder is the pipeline and base body raised the nose above water to breathe Part；Anti-channeling plate is welded with cylinder, anti-channeling plate is located at force part in buoyancy aid；Cylinder both side ends are welded with end flange； The shoulder of buoyancy layer is provided with shoulder reinforcing plate, bearing course be by shoulder reinforcing plate and overall voluble wrapping outside in buoyancy layer pair Several layers of nylon or polyester cord and nylon net cloth composition；Cylinder two ends are welded with ring flange and hanger.

Advantage of the present utility model and effect are:

1) wear-resisting, ageing-resistant, corrosion-resistant, the weather-proof ability of rubber floating head has been significantly increased, has significantly improved simultaneously Product strength, elasticity and service life.

2) product easy to manufacture, installation, convenient transportation and use are simple, and adapt to all kinds of dredgings under harsh operating mode Engineering and management.

3) low production cost is it is easy to the advantages of industrialization and steady quality are reliable.

Brief description

Fig. 1 is this utility model rubber floating head structural representation；

In Fig. 1: 1- cylinder, 2- anti-channeling plate, 3- end flange, 4- buoyancy layer, 5- shoulder reinforcing plate, 6- bearing course, 7- are resistance to Aging layer, 8- ring flange, 9- hanger.

Specific embodiment

Below in conjunction with the accompanying drawings 1, the concrete structure that this utility model rubber is raised the nose above water to breathe and is installed and used by process elaborate. Illustration is used for understanding method of the present utility model and core concept it is impossible to only assert specific embodiment of the present utility model It is limited to this, also should not be taken is to restriction of the present utility model.To those skilled in the art, without departing from this On the premise of utility model design, carry out some simple deduction or replace, all should be considered as belonging to protection of the present utility model Scope.

This utility model rubber raises the nose above water to breathe to include successively from the inside to surface: cylinder 1, anti-channeling plate 2, end flange 3, buoyancy layer 4, holds Laminate layer 6, aging-resistant layer 7, ring flange 8 and hanger 9.Buoyancy layer 4, bearing course 6 and aging-resistant layer constitute the buoyancy aid part raised the nose above water to breathe.Anti- Alter plate 2, end flange 3, ring flange 8 and hanger 9 to be welded on simplified 1.

Cylinder 1 as raise the nose above water to breathe pipeline and base body part, by 304 stainless steel makings.

Anti-channeling plate 2 is welded with cylinder 1, anti-channeling plate 2 is located at force part in buoyancy aid, plays support anti-channeling effect, by 304 Stainless steel making.

Cylinder 1 both side ends are welded with end flange 3, play reinforcement by connection and anticollision effect, are made up of 304 rustless steels.

Buoyancy layer 4 is to be composited through bonding by buoyancy eva foam and resistance to compression pe foam, and buoyancy foam is by design shape Shape, with binding agent, is made by bonding layer by layer.

The shoulder of buoyancy layer 4 is provided with shoulder reinforcing plate 5, and shoulder reinforcing plate 5 is made up of glass fiber reinforced epoxy resin, main Act on the intensity of shoulder and the impact resistance being to improve rubber floating drum.

Bearing course 6 be by shoulder reinforcing plate 5 and overall voluble wrapping in buoyancy layer 4 outside even numbers layer nylon or polyester curtain Sub-line and nylon net cloth composition, cord fabric thread canoe is double ends double weft and 45 degree of interleaving modes.

Aging-resistant layer 7 is made by adding the whisker modified epdm rubber of rutile titanium dioxide, wherein, titanium dioxide Whisker consumption is 1-20 weight portion, and epdm consumption is 100 weight portions.

Cylinder 1 two ends are welded with ring flange 8 and hanger 9, and ring flange 8 and hanger 9 are by the stainless steel making of 316l.

The shoulder of bearing course 6 and the axis direction of cylinder are in 30 ° of angles.When dredger works due to marine height of surging Degree can reach 7m, so floating head can be often subject to clash into, it is minimum that the design at 30 degree of angles makes the damage that floating head is clashed into.

This utility model rubber floating head manufacturing process is:

(1) weld anti-channeling plate 2 first on the design position of cylinder 1 processing design size in advance, in design portion Position welding end flange 3, ring flange 8 and hanger 9.

(2) glue buoyancy eva foam on cylinder 1 upper berth, viscous resistance to compression pe foam is repaved on eva foam, makes buoyancy layer 4. Foam is by design shape, with binding agent, is made by bonding.

(3) shoulders in buoyancy layer 4 are provided with shoulder reinforcing plate 5, and shoulder reinforcing plate 5 is by glass fiber reinforced epoxy Fat is made.Main Function is the intensity of shoulder and the impact resistance improving rubber floating drum.

(4) in buoyancy layer 4 and shoulder reinforcing plate 5 wound thereon cladding even numbers layer nylon or polyester cord adhesive plaster, curtain Line voluble wrapping mode is double ends double weft and 45 degree of interleaving modes.

(5) cover one layer of nylon wire adhesive plaster on cord fabric thread adhesive plaster upper strata.

Shoulder reinforcing plate 5 and cord fabric thread adhesive plaster and nylon wire adhesive plaster collectively form bearing course 6.

(6) the last epdm sheet rubber laying modification on bearing course 6, i.e. aging-resistant layer 7.Aging-resistant layer is that rubber floats The outermost layer of cylinder, is made by adding the whisker modified epdm rubber of rutile titanium dioxide, processing technology is prior art； Titanium dioxide crystal whisker is to add in epdm compounding procedure.The purpose adding rutile titanium dioxide whisker is that raising is ageing-resistant Wear-resisting, the ageing-resistant and weather resistance of layer.

(7) after overall rubber floating drum preforming, all standing ground writhing number layer glue cloth on aging-resistant layer 7.

(8) it is sent into vulcanizing tank, sulfuration manufactures product of the present utility model.

Above example is used for understanding method of the present utility model and core concept it is impossible to assert of the present utility model concrete Embodiment is only limitted to this, and also should not be taken is to restriction of the present utility model.To those skilled in the art, Without departing from the concept of the premise utility, carry out some simple deduction or replace, all should be considered as belonging to this practicality New protection domain.

This utility model product structure is simple, and has wear-resisting, ageing-resistant, weather-proof ability, corrosion-resistant, high intensity, high-elastic The characteristic such as property and long service life.This product be particularly well-suited to dredging work under various harsh conditions and use environment and gas, The conveying engineering of liquor stream body, favourable dredging work etc. is kept the safety in production.It is simultaneously fabricated into a low, steady quality, reliability height, use Convenient.

Claims (2)

1. a kind of dredging work with rubber raise the nose above water to breathe, includings cylinder, buoyancy layer, aging-resistant layer and hanger it is characterised in that: floating head from In set gradually cylinder, anti-channeling plate, end flange, buoyancy layer, bearing course, aging-resistant layer, ring flange and hanger to outward；Buoyancy Layer, bearing course and aging-resistant layer constitute the buoyancy aid raised the nose above water to breathe；Cylinder is the pipeline and base body part raised the nose above water to breathe；Anti-channeling is welded with cylinder Plate, anti-channeling plate is located at force part in buoyancy aid；Cylinder both side ends are welded with end flange；The shoulder of buoyancy layer is provided with shoulder and adds Strong plate, bearing course be by shoulder reinforcing plate and overall voluble wrapping in buoyancy layer outside even numbers layer nylon and nylon net cloth group Become；Cylinder two ends are welded with ring flange and hanger.

2. according to a kind of dredging work described in claim 1 with rubber raise the nose above water to breathe it is characterised in that: the shoulder of bearing course and cylinder Axis direction be in 30 ° of angles.