CN205012380U - Soft grid of dredger rake head - Google Patents
Soft grid of dredger rake head Download PDFInfo
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- CN205012380U CN205012380U CN201520605780.2U CN201520605780U CN205012380U CN 205012380 U CN205012380 U CN 205012380U CN 201520605780 U CN201520605780 U CN 201520605780U CN 205012380 U CN205012380 U CN 205012380U
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- wire rope
- steel wire
- drag head
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- eye plate
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Abstract
The utility model relates to a soft grid of dredger rake head. The utility model belongs to the technical field of dredging engineering. A soft grid of dredger rake head which the characteristics are: the rake head grid includes that wire rope, steel wire buckle and the eye plate, wire rope divide into the mould to wire rope and vertical wire rope, and horizontal wire rope passes through the eye plate and installs on the curb plate of rake head both sides, and the eye plate that vertical wire rope passes through the longitudinal symmetry is installed on the rake head, and the wire rope end is solid with the steel wire straining, and the mould wraps up the rake head suction inlet to wire rope and vertical wire rope. The utility model discloses both played preventing that the stone debris from getting into the dredge pump and causing the effect of blockking up the impeller, usable wire rope's flexible reduction stone blocks up the probability of rake head again, alleviates rake head blocking phenomenon, have simple structure, the assembly is compact, convenient to use, and clear harrow is easy, improves advantages such as efficiency of construction, contain a large amount of stones in the specially adapted soil property, and the stone is not of uniform size, wholly becomes the complicated engineering of longitudinal distribution, interest rate in the time of can by a wide margin improving boats and ships.
Description
Technical field
The utility model belongs to Dredging Technology field, particularly relates to the soft grid of a kind of dredge boat drag head.
Background technology
At present, trailing suction hopper dredger is in construction, when containing a large amount of stone in soil property, and stone is not of uniform size, during overall one-tenth genesis analysis, bring a lot of difficulties and trouble by Dredging Process: block drag head frequently, affect mud and suck, production efficiency is extremely low, and cleaning difficulty has a strong impact on effective engineering time.Not only increase the working strength of crewman, have a strong impact on the normal construction operation of boats and ships simultaneously.
Utility model content
The utility model provides a kind of dredge boat drag head soft grid for solving in known technology the technical problem that exists.
The purpose of this utility model is to provide one to be had and avoids stone blocking drag head, and not only what cleaning work was become is convenient but also quick, reduces the labour intensity of crewman, improves boats and ships efficiency of construction, the soft grid of dredge boat drag head of the features such as reduction construction period.
The utility model had both served original steel plate grid and has prevented from foreign material from entering dredge pump resulting in blockage the effect of impeller, the flexibility of wire rope can be utilized again to reduce stone and to block the probability that drag head causes shut-down, and change the installation site of drag head grid in the past, diversion window lower end is moved to by drag head body, new installation site ensure that the freedom of movement regulating cover, does not affect boats and ships normal construction.
The technical scheme that the soft grid of the utility model dredge boat drag head is taked is:
The soft grid of a kind of dredge boat drag head, its characteristic point is: drag head grid comprises wire rope, steel wire buckle and eye plate; Wire rope is divided into mould to wire rope and longitudinal steel wire rope, transverse steel wire rope is arranged on the side plate of drag head both sides by eye plate, longitudinal steel wire rope is arranged on drag head by laterally zygomorphic eye plate, and steel wire rope end head steel wire buckle is fastening, and mould is to wire rope and longitudinal steel wire rope parcel drag head suction inlet.
The soft grid of the utility model dredge boat drag head can also adopt following technical scheme:
The described soft grid of dredge boat drag head, is characterized in: longitudinal steel wire rope is arranged on drag head by upper and lower obliquely zygomorphic eye plate, and transverse steel wire rope is positioned at centre, and transverse steel wire rope and longitudinal steel wire rope intersect for network of triangle form syndeton.
The described soft grid of dredge boat drag head, is characterized in: transverse steel wire rope and longitudinal steel wire rope point of intersection, be fixed together with iron wire, is conducive to increasing integrally-built intensity and tight ness rating.
The described soft grid of dredge boat drag head, is characterized in: the length of side of triangular mesh is the 85-95% of dredge pump runner minimum-value aperture.
The described soft grid of dredge boat drag head, be characterized in: the diversion window lower end of body interior installed by drag head grid, transverse steel wire rope and longitudinal steel wire rope are respectively formed by one whole wire rope is interspersed, longitudinal steel wire rope utilizes the upper and lower oblique symmetrical eye plate be welded in inside rake mouth, carry out lower obliquely interting, Origin And Destination is at same eye plate place.
Whole transverse and longitudinal is respectively interted by one whole wire rope and forms, and is conducive to the retractility of grid entirety and enough tension force.After determining triangular mesh size, middle-size and small-size stone can be made to utilize wire rope retractility to enter smoothly, impact can not be blocked and suck effect; Large-scale stone is directly kept off outside drag head by lattice.Steel wire grid after wearing will meet the requirement regulating cover aperture maximum, avoids owing to regulating kicking up of cover and snaps.
The advantage that the utility model has and good effect are:
The soft grid of dredge boat drag head is owing to have employed the brand-new technical scheme of the utility model, compared with prior art, the soft grid of the utility model drag head wire rope, thoroughly improve conventional steel plates grid Problems existing in construction, both having prevented stone foreign material from entering dredge pump causes impeller to block, the flexibility of wire rope can be utilized again to stop the generation of stone blocking drag head phenomenon, improve boats and ships efficiency of construction and time interest rate, and reduce personnel labor intensity.And the program changes the installation site of drag head grid in the past, moves to diversion window lower end by drag head body, new installation site ensure that the freedom of movement regulating cover, does not affect boats and ships normal construction.In addition the soft grid entirety of Novel steel wire rope adopts single wire rope intersection cross-under mode, adds retractility and the tension force of grid entirety, more effectively can carry out lattice gear to stone.
Accompanying drawing explanation
Fig. 1 is the soft cell structure schematic diagram of the utility model dredge boat drag head;
Fig. 2 is steel wire buckle structural representation in Fig. 1;
Fig. 3 is eye plate structure schematic diagram in Fig. 1.
In figure: 1, wire rope, 2, steel wire buckle, 3, eye plate.
Detailed description of the invention
For utility model content of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Accompanying drawings 1, Fig. 2 and Fig. 3.
Embodiment 1
The soft grid of a kind of dredge boat drag head, is made up of chain wire rope 1, steel wire buckle 2 and eye plate 3.Transverse steel wire rope is arranged on the side plate of drag head both sides by eye plate.Longitudinal steel wire rope is one whole, one end is arranged on the eye plate place of drag head body interior one jiao, the other end is oblique to be worn to drag head cover offside eye plate place, afterwards again backslash to wearing to opposite side eye plate place, such triangle series winding, vertically guides to offside wearing to drag head edge, more oblique reverse series winding, form network of triangle trellis grid, be finally fixed on starting point eye plate place.Transverse steel wire rope is connected with longitudinal steel wire rope triangularity grid type, and parcel drag head suction inlet, the length of side of triangular mesh is about 90% of dredge pump flow passage aperture, and transverse steel wire rope and the colligation of longitudinal steel wire rope grid iron wire are fixed.The diversion window lower end of body interior installed by drag head grid, ensures convenient disassembly, is convenient to cleaning blocking stone.
The concrete manufacturing process of dredge boat drag head grid:
Transverse steel wire rope 1 two ends are connected on eye plate 3, and eye plate 3 is weldingly fixed on the side plate of drag head both sides.Measure dredge pump flow diameter, getting 90% of its diameter is that spacing under drag head body, edge and movable guard welds eye plate 3 along staggered respectively, longitudinal steel wire rope one end is arranged on the eye plate place of drag head body interior one jiao, the other end is oblique to be worn to drag head cover offside eye plate place, and backslash is to wearing to opposite side eye plate place more afterwards, and such triangle is contacted, vertically offside is guided to wearing to drag head edge, oblique reverse series winding again, forms network of triangle trellis grid, is finally fixed on starting point eye plate place.Transverse and longitudinal wire rope intersection point iron wire is fixedly connected with.
Implementation process: when the substrate that rake suction ship excavation subsea rocks is more, the soft grid of this wire rope, thoroughly improve conventional steel plates grid Problems existing in construction, both the foreign material such as stone had been prevented to enter rake blockage dredge pump, can utilize again wire rope flexibility that stone is dropped, prevent stone from blocking drag head, significantly decrease the clear rake time of stopping work, and new installation site ensure that the freedom of movement regulating cover, does not affect boats and ships normal construction.In addition the soft grid entirety of Novel steel wire rope adopts eye plate cross-under, drag head is once after blocking, and the steel wire buckle of dismountable wire rope one end, loosens wire rope, thus stone is dropped, simplify cleaning work, significantly save the time, reduce personnel labor intensity, interest rate during raising boats and ships, be specially adapted to containing a large amount of stone in soil property, and stone is not of uniform size, the complex engineering construction operation of overall one-tenth genesis analysis.
Claims (5)
1. the soft grid of dredge boat drag head, is characterized in that: drag head grid comprises wire rope, steel wire buckle and eye plate; Wire rope is divided into mould to wire rope and longitudinal steel wire rope, transverse steel wire rope is arranged on the side plate of drag head both sides by eye plate, longitudinal steel wire rope is arranged on drag head by laterally zygomorphic eye plate, and steel wire rope end head steel wire buckle is fastening, and mould is to wire rope and longitudinal steel wire rope parcel drag head suction inlet.
2. the soft grid of dredge boat drag head according to claim 1, it is characterized in that: longitudinal steel wire rope is arranged on drag head by upper and lower obliquely zygomorphic eye plate, transverse steel wire rope is positioned at centre, and transverse steel wire rope and longitudinal steel wire rope intersect for network of triangle form syndeton.
3. the soft grid of dredge boat drag head according to claim 2, is characterized in that: transverse steel wire rope and longitudinal steel wire rope point of intersection, be fixed together with iron wire.
4. the soft grid of dredge boat drag head according to claim 2, is characterized in that: the length of side of triangular mesh is the 85-95% of dredge pump runner minimum-value aperture.
5. the soft grid of dredge boat drag head according to claim 1,2,3 or 4, it is characterized in that: the diversion window lower end of body interior installed by drag head grid, transverse steel wire rope and longitudinal steel wire rope are respectively formed by one whole wire rope is interspersed, longitudinal steel wire rope utilizes the upper and lower oblique symmetrical eye plate be welded in inside rake mouth, carry out lower obliquely interting, Origin And Destination is at same eye plate place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520605780.2U CN205012380U (en) | 2015-08-11 | 2015-08-11 | Soft grid of dredger rake head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520605780.2U CN205012380U (en) | 2015-08-11 | 2015-08-11 | Soft grid of dredger rake head |
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| Publication Number | Publication Date |
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| CN205012380U true CN205012380U (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520605780.2U Active CN205012380U (en) | 2015-08-11 | 2015-08-11 | Soft grid of dredger rake head |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120938A (en) * | 2016-08-16 | 2016-11-16 | 江苏省水利机械制造有限公司 | A kind of self-propelled bed mud separates and collects device |
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2015
- 2015-08-11 CN CN201520605780.2U patent/CN205012380U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120938A (en) * | 2016-08-16 | 2016-11-16 | 江苏省水利机械制造有限公司 | A kind of self-propelled bed mud separates and collects device |
| CN106120938B (en) * | 2016-08-16 | 2018-06-26 | 江苏省水利机械制造有限公司 | A kind of self-propelled bed mud separates and collects device |
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