CN205975745U - Pier below desilting utensil - Google Patents
Pier below desilting utensil Download PDFInfo
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- CN205975745U CN205975745U CN201620632754.3U CN201620632754U CN205975745U CN 205975745 U CN205975745 U CN 205975745U CN 201620632754 U CN201620632754 U CN 201620632754U CN 205975745 U CN205975745 U CN 205975745U
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- conveying mechanism
- desilting
- head assembly
- pump
- drag head
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Abstract
The utility model relates to a pier below desilting utensil, including diesel oil drive device, two slush pumps, high pressure water pump, hydraulic pump, conveying mechanism, lifting machine construct and the rake head subassembly, and place on work platform, two slush pumps are installed in conveying mechanism's rear side, the work platform front end passes through the loose axle and connects conveying mechanism, it is fixed that foretell work platform has four anchor machine fastenings all around. The no personnel in pier below participate in during the above -mentioned scheme operation, and feeding rod can visit and extend pier below narrow space operation, easy operation, safe and reliable in the whole implementation process. This desilting utensil front end is furnished with jet nozzle and the small -size hank that revolves of hydraulic drive, can carry out the breakage to seabed original state soil, has improved its crushing capacity and soil property adaptability greatly, and construction quality is reliable, and the work efficiency is showing.
Description
Technical field
This utility model belongs to port engineering dredging technology field, desilting utensil below more particularly to a kind of harbour.
Background technology
With the high speed development of China's port construction scale of construction, large quantities of newly-built harbours and berth rapidly put into effect, with
When lead to dock structure security performance to reduce due to the harbour long-time alluvial of the soil body nearby, now below harbour desilting this is special
Dredging work seems and is even more important.There is intensive pile group structure below the long piled wharf of harbour, under time factor, by tide,
Stormy waves holds the impact such as mud or wharf anchors upgrading under the arm, the warp below harbour and undisturbed soil need to be carried out with cleaning construction, due to sky
Between narrow, lead to some big-and-middle-sized maturation dredging plants cannot be carried out operation.And desilt and dredge equipment from the external specialty introduced
Price is high, rate of return on investment is low.Such desilting engineering mainly adopts slush pump directly to inhale and wash away with artificial giant at present
Mode implement, work efficiency is low, potential safety hazard is big, quality control degree is poor.This desilting utensil simple installation, drag head rushes equipped with high pressure
(operating) water nozzle and small-sized rotation twist device, and ability of breaking ground is good, and quality and safe effect good.
Content of the invention
This utility model provides one kind to tie easy to use, raising work for solving technical problem present in known technology
Efficiency, to below harbour narrow space construction desilting utensil, by this desilting utensil, it is possible to resolve under harder soil condition this
The problems such as class construction efficiency is beneath, security performance is low, quality control degree is poor.
This utility model is adopted the technical scheme that by solving technical problem present in known technology:
Desilting utensil below a kind of harbour, including diesel driven equipment, two slush pumps, high-pressure hydraulic pump, hydraulic pump, conveying
Mechanism, derricking gear and drag head assembly;Described diesel driven equipment is slush pump, high-pressure hydraulic pump, hydraulic pump provide power, all puts
It is placed on work platformses;Two slush pumps are installed on the rear side of conveying mechanism, and one end of slush pump is connected to output pipe;Work
Platform front end connects conveying mechanism by movable axis;Above-mentioned work platformses have four windlass all around, front side two anchor
The hawser of machine lies in the same direction on Pile Foundation of Wharf respectively, and anchor is fixed in windlass throwing to rear side two in the same direction;
Conveying mechanism is reinforced integral, including the defeated pipeline of suction, fluid pressure line, high-pressure flush pipeline and depth spy by ironware
Survey connecting line and suspension hook;The mud suction mouth inhaling defeated pipeline connects drag head assembly and slush pump, and fluid pressure line connects hydraulic pump and rotation
Twist driving means, high-pressure flush pipeline connects the nozzle of high-pressure hydraulic pump and drag head assembly, depth finding connecting line connects sounding instrument
And depth measurement probe;
Described drag head assembly is in horn-like structure, and including high-pressure flush nozzle, hydraulic-driven rotation twists, depth measurement is popped one's head in and protection
Cover, about protective cover, outside is fixed with elastomeric material protection structure;High-pressure flush nozzle is evenly arranged in low protection cover
Side, depth measurement probe is fixed on the rear side of drag head assembly;
Derricking gear includes driving the hoist engine being arranged on front side of bridge, and the steel wire rope of hoist engine passes through portal frame top
Pulley connects conveying mechanism.
This utility model has the advantages and positive effects that:This utility model adopts technique scheme, and conveying lever can
Spy extends narrow space operation below harbour, and the selection of work platformses is relatively broad, effectively improves social resources on board configuration effect
Rate.Ability of breaking ground is strong, can hard soil be carried out crushing, remove, and integrated operation is easy, and mass effect is good, efficiency high, substantially reduces
Labor intensity.This utensil is installed on the conventional equipments such as anchor ship, barge, below harbour during operation, no personnel participate in, whole
Easy to operate, safe and reliable in individual implementation process.This desilting utensil front end is furnished with hydraulic spray and the small-sized rotation of hydraulic-driven twists, can
Seabed undisturbed soil is crushed, substantially increases its breaking capacity and soil property adaptability, reliable construction quality, work efficiency shows
Write.
Brief description
Fig. 1 is the top view of desilting utensil;
Fig. 2 is the structural representation that this utility model example provides;
Fig. 3 is the A portion profile in Fig. 1;
Fig. 4 is that the rotation in Fig. 3 twists structural representation;
Fig. 5 is the top view of the desilting equipment that this utility model example provides;
Fig. 6 is the long piled wharf schematic diagram that this utility model example provides.
In figure:1st, work platformses;2nd, windlass;3rd, hoist engine;4th, Diesel Driven equipment;5th, high-pressure hydraulic pump;6th, hydraulic pump;
7th, portal frame;8th, pulley;9th, steel wire rope;10th, output pipe;11st, movable axis;12nd, slush pump;13rd, conveying mechanism;14th, drag head
Assembly;14-1, protective cover;15th, rear hanger;16th, front suspension hook;17th, rotation twists and drives;18th, depth measurement probe;19th, rotation twists;20th, upper spray
Mouth;21st, lower nozzle;22 strand teeth;23 Pile Foundation of Wharfs;24 construction mud layers.
Specific embodiment
For content of the invention of the present utility model, feature and effect can be further appreciated that, hereby enumerate following examples, and coordinate
Accompanying drawing describes in detail as follows:
Refer to Fig. 1 to Fig. 6, desilting utensil below a kind of harbour is including 4, two slush pumps 12 of diesel driven equipment, high
Water pump 5, hydraulic pump 6, conveying mechanism 13, derricking gear and drag head assembly 14;Described diesel driven equipment is slush pump 12, height
Water pump 5, hydraulic pump 6 provide power, are placed on work platformses 1;After two slush pumps 12 are installed on conveying mechanism 13
Side, one end of slush pump is connected to the defeated pipeline of suction, and the other end is connected to output pipe 10;Movable axis is passed through in work platformses 1 front end
11 connection conveying mechanisms 13;Above-mentioned work platformses 1 have four windlass 2 all around, and the hawser of two windlass in front side is respectively
Lie in the same direction on Pile Foundation of Wharf, anchor is fixed in windlass throwing to rear side two in the same direction;
Conveying mechanism 13 is reinforced integral, including the defeated pipeline of suction, fluid pressure line, high-pressure flush pipeline and depth by ironware
Detect connecting line and suspension hook;The mud suction mouth inhaling defeated pipeline connects drag head assembly 14 and slush pump 12, and fluid pressure line 13-2 connects
Hydraulic pump 6 and rotation twist driving means 17, and high-pressure flush pipeline connects the nozzle of high-pressure hydraulic pump 5 and drag head assembly, described nozzle bag
Include top nozzle 20 and lower nozzle 21, depth finding connecting line connects sounding instrument and depth measurement probe 18;Above-mentioned suspension hook includes hanging oneself
Hook 15 and lower suspension hook 16;It is packed in the outer surface inhaling defeated pipeline respectively, reach adjustment desilting utensil with hoist engine folding and unfolding hawser
The purpose of decentralization depth, at hook 15, the length apart from drag head assembly 14 is the maximum spy amount of stretching below harbour.
Described drag head assembly 14 is in horn-like structure, including high-pressure flush top nozzle 20 and lower nozzle 21, hydraulic-driven rotation
Twist 19, depth measurement probe 18 and protective cover 14-1, about protective cover, outside is fixed with elastomeric material protection structure;Spray in high-pressure flush
Mouth 20 and lower nozzle 21 are evenly arranged in inside low protection cover, and high-pressure flush nozzle 20,21 is evenly arranged in low protection cover
Inner side, nozzle direction is in alternately fixed angle over the ground, to increase its cutting power;It is in cylinder that rotation twists 19, with centre position is
Boundary twists tooth 22 according to forward-reverse spiral rule welding, so that side force is cancelled each other, and keeps the stability of drag head, harder original-pack when running into
When native, open hydraulic pressure reamer, strengthen hack ability;Prevent drag head assembly from causing when colliding with pile group to damage, depth measurement probe 18 is solid
Rear side due to drag head assembly;
Derricking gear includes driving the hoist engine 3 being arranged on front side of bridge, and the steel wire rope 9 of hoist engine is pushed up by portal frame 7
The pulley 8 at end connects conveying mechanism 13.
Using technique scheme, conveying lever can be visited and extend narrow space operation below harbour, and the selection of work platformses is relatively
For extensive, effectively improve social resources on board allocative efficiency.Ability of breaking ground is strong, can hard soil be carried out crushing, remove, overall behaviour
Make easy, mass effect is good, efficiency high, greatly reduces labor intensity.This utensil is installed on the routines such as anchor ship, barge set
Standby, below harbour during operation, no personnel participate in, easy to operate in whole implementation process, safe and reliable.This desilting utensil front end is joined
Have hydraulic spray and the small-sized rotation of hydraulic-driven to twist, seabed undisturbed soil can be crushed, substantially increase its breaking capacity and
Soil property adaptability, reliable construction quality, work efficiency is notable.
Using above-mentioned desilting utensil desilting below harbour construction method it is characterised in that:The method includes following
Step:
Step 1, selects work platformses, installation and debugging equipment;
Step 2, construction area moved into by desilting utensil, throws eight word anchors/cable before and after system respectively, and front pair of cable ties up to Pile Foundation of Wharf
On, not preferably less than 80 meters of rear anchor length, horizontal spacing preferably less than 60 meters with before and after ensureing ship, traversing smooth;
Desilting drag head assembly is put in preset coordinates point in conjunction with tidal level, drag head components side rear is equipped with hydraulic type water by step 3
Deep depth measurement probe;Then go out operation elevation according to water level at that time and with reference to the depth measurement probe numerical computations of drag head, high according to design
Journey progressively carries out spoil disposal operation from inside to outside;Using the principle of pine after first twisting during mobile operation, with carry on job platform four
Platform windlass is as mobile power, and selects suitable tidal level to guarantee that ship is mobile steadily, it is to avoid collision Pile Foundation of Wharf;
Step 4, during the construction of desilting utensil, using segmentation, construction in layer, with the 0.8~1 of the maximum traversing distance of job platform
It is one section again, vertical direction 0.5m~1.5m is one layer, for guaranteeing pile sinking safety, each reserved 0.5 meter ampere in stake both sides during operation
Full distance;
Step 5, after the decentralization of drag head assembly, carries out transverse moving left and right by tense-lax anchor hawser, opens high-pressure flush, in case of relatively simultaneously
Hard mud layer is then also opened rotation and is twisted, and inhales mud, be lifted up the height of drag head layering, then tighten up rear anchor after reaching border while traversing
Ship is moved rearwards by, and drag head assembly transfers again, traversing, is so repeatedly completed operation.
The job platform that is related to of Dredging Construction method providing can be using dredging, hydraulic reclamation class piggy-back anchor ship, barge as putting down
Platform is slightly transformed, and structure restoration is easy, improves the adaptability of ship platform, provides in terms of ship platform selection
Great space.This engineering method based on the ripe way of traditional desilting project, for desilting engineering soil property feature and technology
Require to optimize device structure further, be rationally effectively controlled quality, avoid potential safety hazard to greatest extent, flow process is simple and direct
Controlled, basic guarantee social resources maximally utilize, and improve overall operation efficiency.
The above is only to preferred embodiment of the present utility model, not this utility model is made any formal
Restriction, every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations with
Modify, belong in the range of technical solutions of the utility model.
Claims (1)
1. desilting utensil below a kind of harbour, including diesel driven equipment (4), two slush pumps (12), high-pressure hydraulic pump (5), liquid
Press pump (6), conveying mechanism (13), derricking gear and drag head assembly (14);Described diesel driven equipment is slush pump (12), high pressure
Water pump (5), hydraulic pump (6) provide power, are placed on work platformses (1);Two slush pumps (12) are installed on conveying mechanism
(13) rear side, one end of slush pump is connected to output pipe (10);It is defeated that movable axis (11) connection is passed through in work platformses (1) front end
Send mechanism (13);Above-mentioned work platformses (1) have four windlass (2) all around, and the hawser of two windlass in front side is respectively
On Pile Foundation of Wharf in the same direction, anchor is fixed in windlass throwing to rear side two in the same direction;
Conveying mechanism (13) is reinforced integral, including the defeated pipeline of suction, fluid pressure line, high-pressure flush pipeline and depth spy by ironware
Survey connecting line and suspension hook;The mud suction mouth inhaling defeated pipeline connects drag head assembly and slush pump (12), and fluid pressure line connects hydraulic pump
(6) and rotation twist driving means (17), high-pressure flush pipeline connect high-pressure hydraulic pump (5) and drag head assembly nozzle, depth finding company
Wiring connects sounding instrument and depth measurement probe (18);
Described drag head assembly (14) is in horn-like structure, twists (19), depth measurement probe including high-pressure flush nozzle, hydraulic-driven rotation
(18) and protective cover (14-1), about protective cover, outside is fixed with elastomeric material protection structure;High-pressure flush nozzle is evenly arranged
Inside upper low protection cover, the rear side of drag head assembly is fixed in depth measurement probe (18);
Derricking gear includes driving the hoist engine (3) being arranged on front side of bridge, and the steel wire rope (9) of hoist engine passes through portal frame (7)
The pulley (8) on top connects conveying mechanism (13).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620632754.3U CN205975745U (en) | 2016-06-21 | 2016-06-21 | Pier below desilting utensil |
Applications Claiming Priority (1)
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CN201620632754.3U CN205975745U (en) | 2016-06-21 | 2016-06-21 | Pier below desilting utensil |
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CN205975745U true CN205975745U (en) | 2017-02-22 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105951909A (en) * | 2016-06-21 | 2016-09-21 | 中交天航港湾建设工程有限公司 | Wharf lower portion dredging device and construction method thereof |
CN106884452A (en) * | 2017-04-19 | 2017-06-23 | 安徽捷思新型材料有限公司 | Water-bed soil pick-up special purpose device |
CN108442443A (en) * | 2018-02-05 | 2018-08-24 | 浙江大学 | A kind of underwater hole dredging method and system based on underwater robot |
-
2016
- 2016-06-21 CN CN201620632754.3U patent/CN205975745U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105951909A (en) * | 2016-06-21 | 2016-09-21 | 中交天航港湾建设工程有限公司 | Wharf lower portion dredging device and construction method thereof |
CN106884452A (en) * | 2017-04-19 | 2017-06-23 | 安徽捷思新型材料有限公司 | Water-bed soil pick-up special purpose device |
CN108442443A (en) * | 2018-02-05 | 2018-08-24 | 浙江大学 | A kind of underwater hole dredging method and system based on underwater robot |
CN108442443B (en) * | 2018-02-05 | 2019-11-19 | 浙江大学 | A kind of underwater hole dredging method and system based on underwater robot |
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