CN106628019A - Ship protection device for suction hopper ship excavation of soil containing highly-toxic hydrogen sulfide - Google Patents
Ship protection device for suction hopper ship excavation of soil containing highly-toxic hydrogen sulfide Download PDFInfo
- Publication number
- CN106628019A CN106628019A CN201611095953.6A CN201611095953A CN106628019A CN 106628019 A CN106628019 A CN 106628019A CN 201611095953 A CN201611095953 A CN 201611095953A CN 106628019 A CN106628019 A CN 106628019A
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- Prior art keywords
- ship
- hydrogen sulfide
- spoil hopper
- sulfide gas
- cabin
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B11/00—Interior subdivision of hulls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/28—Other safety means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/02—Ventilation; Air-conditioning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/02—Ventilation; Air-conditioning
- B63J2/04—Ventilation; Air-conditioning of living spaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/02—Ventilation; Air-conditioning
- B63J2/06—Ventilation; Air-conditioning of engine rooms
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Air Transport Of Granular Materials (AREA)
Abstract
The invention relates to a ship protection device for suction hopper ship excavation of soil containing highly-toxic hydrogen sulfide, and belongs to the technical field of dredging engineering. The ship protection device for suction hopper ship excavation of soil containing highly-toxic hydrogen sulfide comprises a drag suction dredger hydrogen sulfide sealing system and an exhaust type system. The hydrogen sulfide sealing system seals a spoil hopper opening, and collects highly-toxic hydrogen sulfide pumped into a spoil hopper along with a dredge pump, the exhaust type system is arranged inside the spoil hopper, it is ensured that the micro-negative pressure environment is kept in the cabin excavation and silt dumping period, and leakage of hydrogen sulfide is reduced; ship working accommodation is provided with a ventilation system, isolation between the working accommodation and the external environment is achieved in a cabin sealing, forced air exhaust and ventilation internal recycling mode, and the working accommodation is provided with a 24h hydrogen sulfide monitoring alarm system. The ship protection device has the advantages of being convenient to operate, short in modification period, economical, practical and capable of achieving safety construction of a drag suction dredger, improving the adaptability of the drag suction dredger, being remarkable in protection effect, having the wide popularization value and the like.
Description
Technical field
The invention belongs to Dredging Technology field, the more particularly to a kind of excavation of rake suction ship are containing hypertoxic hydrogen sulfide gas soil
The ship preventer of matter.
Background technology
At present, free floating suction dredge(r) always dredges the difficult problem on boundary for the excavation containing toxic gas soil property, especially
It is even more rare for the construction containing inflammable and explosive nerves toxin hydrogen sulfide gas soil property.According to China《Design of Industrial Enterprises
Sanitary standard》TJ36-79 and《The permission exposure that U.S.'s occupational safety and health institute is formulated is limited》Hydrogen sulfide safety criterion,
When deck concentration of hydrogen sulfide is higher than 10ppm, stop construction, otherwise can dangerous ship workmen's safety.But inhaling ship due to rake is
Dredged marerial is directly put into transport in cabin certainly will cause sulfur to the dredging vessel that place is come down in torrents, the spoil hopper structure of its open type is formulated
Change the diffusion of hydrogen, concentration of hydrogen sulfide is far above safety threshold value on deck, so conventional rake suction ship is present cannot apply at all
The technical problems such as work.
The content of the invention
The present invention provides a kind of rake suction ship to solve technical problem present in known technology and excavates containing hypertoxic hydrogen sulfide
The ship preventer of gas soil property.
It is an object of the invention to provide a kind of transform cycle is short with easy to operate, and it is economical and practical, enable rake to inhale ship safety
Construction, improves rake and inhales the ship suitability, inhales ship with rake the features such as extensive promotional value and excavates containing hypertoxic hydrogen sulfide gas
The ship preventer of soil property.
Rake inhales ship preventer of the ship excavation containing hypertoxic hydrogen sulfide gas soil property includes following structure:
1. spoil hopper transformation
1.1 spoil hopper skeletons are set up
It is to set up the bone of sufficient intensity and rigidity on spoil hopper top to the element task that deck spoil hopper carries out " locked in " operation
Frame, to ensure to close completing for work.
The selection of 1.2 closing membranes
Under the environment of existing market, the material of closing membrane is more, such as canvas, thickening plastic foil, iron plate etc., by mud
The analysis of air pressure change finds in cabin during the work of cabin, using U.S.'s Dr.Shrink heat shrinkage films.It has the characteristics that:Pyrocondensation
Film has good contractility and toughness, can undertake the application of heavy load;The virgin resins of material selection 100%, ultraviolet suppresses
Agent and other additives, it is intended to resist the degraded of sunlight, rain, chemical substance and heat, service life is longer;With it is corrosion-resistant,
The characteristics such as antioxidation;It is easy to use, it is easy to operation, it is cheap.
1.3 closing membranes lay
For the mouth of taking laid between the main film and film considered caused by film short of width of closing membrane is processed, and film exists
Two key points for operation of sealing treatment around spoil hopper.
Film takes mouth using mutually pressure 1m, hot melt laminating, it is ensured that the stability in the seal of interface position and use with film.
Sealing part of the film around spoil hopper adopts non-fully attaching process, to adapt to the change of pressure reduction in spoil hopper.I.e. in envelope
Close the nylon rope of the edge concatenation Φ 12mm of film and by electrician's band colligation, form soft muscle, be easy to fix.Above deck simultaneously
Welding press strip, for being fixed to closing membrane, in the position that mud door hydraulic cylinder etc. is not fixed easily, is fixed using sandbag compacting.
To ensure to be caused closing membrane dipping and heaving in ship construction period spoil hopper air pressure change, the problem of service life is affected, in envelope
Close film outside carries out segmentation fixation using binding strap, and spacing is not more than 2m, then is aided with fishing net and carries out illiteracy lid, to ensure it in spoil hopper
Laminating on skeleton.
2. spoil hopper ventilating system
Spoil hopper ventilating system adopts force ventilation, and gas is carried out into pressure air draft by the centrifugal blower of spoil hopper front and back end four,
One will be aggregated into by each two airducts in front and back, the butterfly valve control that then can pass through on pipeline carry out afterbody discharge, and outlet is arranged
Near in the middle of the ship afterbody, the start and stop of blower fan, airduct butterfly valve conversion and control are operated in bridge.Auxiliary is with movable type
Blower fan, is dispersed to tail air draft air-flow, it is to avoid the impact of air draft vortex.
3. ventilation for cabin room transformation
Deck is entered into air duct less than the cabin in spoil hopper face carries out increasing 3m, while the air inlet of pump cabin is increased simultaneously
Extend air inlet pipeline, make air inlet towards stem position, reduce hypertoxic hydrogen sulfide gas and be taken directly probability in cabin.
Due to remaining barotropic state required at pump cabin, therefore whole cabin needs intake larger in construction.
While big intake, the hydrogen sulfide gas on sea or on deck will be inhaled into pump cabin, cause gas in corner
Deposition.Hence with the existing ventilation installation in pump cabin, extended on former airduct, blowing in again mouth and increases arm etc., with
The ventilation all standing to machine, pump room is reached, and aids in Mobile ventilation machine to be aerated, strengthen gas flowing, it is to avoid local sulfur
The security incident changed hydrogen too high levels and cause.
For all external apertures in living area cabin, such as watertight door, air grid, all cable perforates, fabrication hole enters
Row sealing;The internal door for leading to cabin, pump room and other cabins, window, hole are sealed, it is ensured that air-tightness.Simultaneously will life
The air-conditioning in area is changed to inner loop, it is impossible to which the air for making outside enters internal, isolates the ground that return air house steward is connected with engine room ventilation
Side, prevents gas from entering living area, by the air inlet closing of air-conditioning draught fan outside, it is ensured that can not have ambient atmos to enter.
Present invention rake is inhaled ship preventer of the ship excavation containing hypertoxic hydrogen sulfide gas soil property and is adopted the technical scheme that:
A kind of rake inhales ship and excavates the ship preventer containing hypertoxic hydrogen sulfide gas soil property, is characterized in:Rake is inhaled ship and is excavated
Ship preventer containing hypertoxic hydrogen sulfide gas soil property includes drag suction dredger hydrogen sulfide closed system and exhaust system, sulfur
Change hydrogen closed system to close spoil hopper hatch, collection pumps into the hypertoxic hydrogen sulfide gas of spoil hopper with dredge pump, in the cabin of spoil hopper
Exhaust system is set, it is ensured that excavate in cabin and tiny structure environment is in during throwing mud, reduce the leakage of hydrogen sulfide gas;Ship work
Ventilating system is provided with as accommodation, by cabin sealing, air draft, ventilation inner loop mode is forced, Working Life cabin is realized
Room isolates with external environment condition, and Working Life cabin is furnished with 24h hydrogen sulfide monitoring and alarming systems.
Present invention rake inhales ship preventer of the ship excavation containing hypertoxic hydrogen sulfide gas soil property can also adopt following technology
Scheme:
Described rake inhales ship and excavates the ship preventer containing hypertoxic hydrogen sulfide gas soil property, is characterized in:Vessel operation
Accommodation is provided with ventilating system, and deck is carried out increasing 2-5m less than the air duct that enters in spoil hopper face, and pump cabin air inlet is raised
And extend air inlet pipeline, reduce hydrogen sulfide gas and be taken directly probability in cabin.
Described rake inhales ship and excavates the ship preventer containing hypertoxic hydrogen sulfide gas soil property, is characterized in:Hydrogen sulfide is sealed
Close system to set up using spoil hopper skeleton, skeleton installs closing membrane additional closes spoil hopper hatch.
Described rake inhales ship and excavates the ship preventer containing hypertoxic hydrogen sulfide gas soil property, is characterized in:Closing membrane is
Plastic foil or canvas.
Described rake inhales ship and excavates the ship preventer containing hypertoxic hydrogen sulfide gas soil property, is characterized in:Plastic foil is adopted
With 100% virgin resins LDPE heat shrinkage films, when closing to spoil hopper hatch, it is segmented using binding strap outside closing membrane
Fixing, spacing 1-2m, then be aided with fishing net carries out illiteracy lid, to ensure its laminating on spoil hopper skeleton.
Described rake inhales ship and excavates the ship preventer containing hypertoxic hydrogen sulfide gas soil property, is characterized in:Exhaust system
Using force ventilation, gas carries out pressure air draft by the centrifugal blower of spoil hopper front and back end four, will collect one by each two airducts in front and back
Bar, then can pass through the butterfly valve control on pipeline carries out afterbody discharge, and outlet is aided in movement near being arranged in the middle of afterbody
Formula blower fan is used in conjunction with.
Described rake inhales ship and excavates the ship preventer containing hypertoxic hydrogen sulfide gas soil property, is characterized in:Before and after spoil hopper
Four, end centrifugal blower forces the blower fan of air draft to adopt stainless steel, and airduct is using the serpentine pipe making of thickness 5-10mm
Into.
Described rake inhales ship and excavates the ship preventer containing hypertoxic hydrogen sulfide gas soil property, is characterized in:Centrifugal blower
Start and stop, airduct butterfly valve conversion controling switch be arranged on rake inhale ship bridge, realize remote operation, it is to avoid outside construction period personnel
The danger for going out.
The present invention has the advantages and positive effects that:
Rake inhales ship and excavates the ship preventer containing hypertoxic hydrogen sulfide gas soil property as a result of the brand-new skill of the present invention
Art scheme, compared with prior art, the present invention has formulated targetedly ship reconstruction scheme and construction technology, efficiently solves play
The problems such as malicious hydrogen sulfide gas protection, collection, discharge, with easy to operate, cycle is short is transformed, it is economical and practical, enable rake to inhale ship
Safe construction, improves rake and inhales the ship suitability, and protection effect significantly, has the advantages that extensive promotional value.
Description of the drawings
Fig. 1 is that the spoil hopper cross section structure of the ship preventer that rake inhales the ship excavation soil property of the hydrogen sulfide gas containing severe toxicity is illustrated
Figure;
Fig. 2 is that spoil hopper transforms other rib position cross section structure schematic diagrams
Fig. 3 is the side structure schematic view in Fig. 1;
Fig. 4 is the overlooking the structure diagram in Fig. 1
Fig. 5 is that ventilator increases structural representation;
Fig. 6 is pump cabin chimney transformation overlooking the structure diagram;
Fig. 7 is Fig. 6 side structure schematic views;
Fig. 8 spoil hoppers ventilating system arranges schematic diagram.
In figure, 1,20#I-steel, 2,20#I-steel, 3,20#I-steel, 4, spoil hopper hatch, 5, mud pipe, 6, Φ 108*6 steel
Pipe, 7, L100*63*7 angle steel, 8, L100*63*7 angle steel, 9, L100*63*7 angle steel, 10,150*150*6 steel plates, 11, mud door liquid
Cylinder pressure, 12, mud pipe, 13, spoil hopper hatch coaming, 14, L100*63*7 angle steel, 15,20#I-steel, 16, mud door hydraulic cylinder, 17, mud
Pipe, 18,20#I-steel, 19, L100*63*7 angle steel, 20, new ventilator, 21, blower fan, 22, bracing frame, 23, chimney, 24, former
Vent, 25, bow mast, 26, former vent, 27, chimney, 28, former vent, 29, chimney, 30, POOP decks, 31, main first
Plate, 32, new vent, 33, tail exhaust duct, 34, habitation, 35, spoil hopper exhaust blower, 36, spoil hopper, 37, exhaust pipeline, 38, spoil hopper
Exhaust blower.
Specific embodiment
For the content of the invention, feature and effect of the present invention can be further appreciated that, following examples are hereby enumerated, and coordinate accompanying drawing
Describe in detail as follows:
Refering to accompanying drawing 1 to Fig. 8.
Embodiment 1
A kind of rake inhales ship and excavates the ship preventer containing hypertoxic hydrogen sulfide gas soil property, including drag suction dredger sulfuration
Hydrogen closed system and exhaust system, are set up using spoil hopper skeleton, and skeleton installs closing membrane additional to be closed to spoil hopper hatch, closing membrane
Plastic foil is thickeied for composite, collection pumps into the hypertoxic hydrogen sulfide gas of spoil hopper with dredge pump.Special row is set in the cabin of spoil hopper
Wind system, it is ensured that excavate in cabin and tiny structure environment is in during throwing mud, reduce the leakage of hydrogen sulfide gas.Plastic foil is adopted
100% virgin resins LDPE heat shrinkage films, when closing to spoil hopper hatch, carry out being segmented and consolidate outside closing membrane using binding strap
Determine, spacing is not more than 2m, then be aided with fishing net to carry out illiteracy lid, to ensure its laminating on spoil hopper skeleton.
Rake inhales the ventilating system that ship is provided with vessel operation and accommodation, by cabin sealing, forces air draft, Duoble
Realize work, accommodation and isolate with external environment condition from, ventilation means such as interior circulation, Working Life cabin is furnished with 24h sulfur
Change hydrogen monitoring and alarming system.Deck is carried out increasing 3m, pump cabin air inlet by ventilation for cabin room system less than the air duct that enters in spoil hopper face
Raise 3.2m and extend air inlet pipeline, reduce hydrogen sulfide gas and be taken directly probability in cabin.
Exhaust system adopts force ventilation, gas to carry out pressure air draft by the centrifugal blower of spoil hopper front and back end four, by before and after
Each two airducts are aggregated into one, and the butterfly valve control that then can pass through on pipeline carries out afterbody discharge, and outlet is arranged on ship
Near in the middle of afterbody, auxiliary is used in conjunction with portable fan.The start and stop of centrifugal blower, airduct butterfly valve conversion controling switch are arranged
Ship bridge is inhaled in rake, remote operation is realized, it is to avoid the danger that construction period personnel go out.
The specific implementation process of the present embodiment:
Construction at ports engineering input trailing suction hopper dredger is excavated containing hypertoxic hydrogen sulfide gas soil property.Because seabed soil property contains greatly
The H of amount2S gases, occur in that H in cabin2Situation more than S gas concentrations 100ppm, significantly larger than safety criterion, construction cannot
Continue, engineering was once stagnated.Specifically take following methods:
Ship spoil hopper is inhaled to rake to transform, on spoil hopper top the skeleton of sufficient intensity and rigidity is set up, to ensure to close work
That what is made completes.Former ship spoil hopper hatch coaming present situation:The ship spoil hopper hatch coaming is open type, and middle setting has platform, and platform is high
1800mm, is provided with a crane across spoil hopper on spoil hopper hatch coaming, and spoil hopper mud door hydraulic cylinder is separately positioned on spoil hopper two
Side.According to scene inspection, 20# I-steel, 100 × 63 × 7mm angle steel and Φ 108*6 are adopted using the aisle on spoil hopper deck plane
Round steel sets up main body frame, and overarch connection on spoil hopper face, and (main consideration is that composite is set up well to incline 10 ° to both sides
And it is easy to the flowing of rainwater), dome height is concordant with the height of gate valve on spoil hopper, reserves one section of room in middle part and ensures
Intake when mud is let out, it is to avoid spoil hopper negative pressure excessive (Fig. 1, Fig. 2, Fig. 3, Fig. 4).Using 100% virgin resins LDPE pyrocondensations
Film (thickness 0.18mm;Wide 3657.6mm) spoil hopper hatch is closed, carry out being segmented using binding strap outside closing membrane and consolidate
Determine, spacing is not more than 2m, then be aided with fishing net to carry out illiteracy lid, to ensure its laminating on spoil hopper skeleton.Spoil hopper ventilating system is adopted
With force ventilation, by gas by spoil hopper front and back end four centrifugal blower (air quantity 18000m3/h, blast:1560pa, power:
7.5KW) pressure air draft is carried out, blower fan adopts stainless steel, airduct to adopt the serpentine pipe of Φ 500mm, thick 6mm to make (Fig. 8).
Ventilation for cabin room is transformed, deck is carried out increasing 3m (Fig. 5), pump cabin air inlet liter less than the air duct that enters in spoil hopper face
High 3.2m simultaneously extends air inlet pipeline (Fig. 6, Fig. 7), reduces hypertoxic hydrogen sulfide gas and is taken directly probability in cabin.For life
Area cabin, using all external apertures of sealing, such as watertight door, air grid, all cable perforates, fabrication hole;To internal logical
Door, window toward cabin, pump room and other cabins, hole are sealed, it is ensured that air-tightness.Simultaneously the air-conditioning in living area is changed to into inside
Circulation.
The present embodiment both ensure that rake inhales ship and excavates the construction safety containing hypertoxic hydrogen sulfide gas soil property, in turn ensure that ship
The seriality of construction, also has very prominent good effect in energy-conservation and environmental benefit.
Claims (8)
1. a kind of rake inhales the ship preventer that ship excavates the soil property of the hydrogen sulfide gas containing severe toxicity, it is characterized in that:Rake is inhaled ship and is excavated and contains
The ship preventer of hypertoxic hydrogen sulfide gas soil property includes drag suction dredger hydrogen sulfide closed system and exhaust system, sulfuration
Hydrogen closed system is closed to spoil hopper hatch, and collection pumps into the hypertoxic hydrogen sulfide gas of spoil hopper with dredge pump, sets in the cabin of spoil hopper
Put exhaust system, it is ensured that excavate in cabin and tiny structure environment is in during throwing mud, reduce the leakage of hydrogen sulfide gas;Vessel operation
Accommodation is provided with ventilating system, by cabin sealing, forces air draft, ventilation inner loop mode, realizes Working Life cabin
With isolating for external environment condition, Working Life cabin is furnished with 24h hydrogen sulfide monitoring and alarming systems.
2. rake according to claim 1 inhales the ship preventer that ship excavates the soil property of the hydrogen sulfide gas containing severe toxicity, its feature
It is:Vessel operation accommodation is provided with ventilating system and carries out increasing 2-5m less than the air duct that enters in spoil hopper face by deck, and pump cabin enters
Air port raises and extends air inlet pipeline, reduces hydrogen sulfide gas and is taken directly probability in cabin.
3. rake according to claim 1 and 2 inhales the ship preventer that ship excavates the soil property of the hydrogen sulfide gas containing severe toxicity, and it is special
Levying is:Hydrogen sulfide closed system is set up using spoil hopper skeleton, and skeleton installs closing membrane additional to be closed to spoil hopper hatch.
4. rake according to claim 3 inhales the ship preventer that ship excavates the soil property of the hydrogen sulfide gas containing severe toxicity, its feature
It is:Closing membrane is plastic foil or canvas.
5. rake according to claim 4 inhales the ship preventer that ship excavates the soil property of the hydrogen sulfide gas containing severe toxicity, its feature
It is:Plastic foil adopts 100% virgin resins LDPE heat shrinkage films, when closing to spoil hopper hatch, adopts outside closing membrane and ties up
Band carries out segmentation fixation, spacing 1-2m, then is aided with fishing net and carries out illiteracy lid, to ensure its laminating on spoil hopper skeleton.
6. rake according to claim 1 inhales the ship preventer that ship excavates the soil property of the hydrogen sulfide gas containing severe toxicity, its feature
It is:Exhaust system adopts force ventilation, gas to carry out pressure air draft by the centrifugal blower of spoil hopper front and back end four, will in front and back each two
Airduct collects one, and then can pass through the butterfly valve control on pipeline carries out afterbody discharge, and outlet is arranged near afterbody centre,
Auxiliary is used in conjunction with portable fan.
7. rake according to claim 6 inhales the ship preventer that ship excavates the soil property of the hydrogen sulfide gas containing severe toxicity, its feature
It is:The centrifugal blower of spoil hopper front and back end four forces the blower fan of air draft to adopt stainless steel, airduct to adopt the spiral shell of thickness 5-10mm
Coil is made.
8. rake according to claim 6 inhales the ship preventer that ship excavates the soil property of the hydrogen sulfide gas containing severe toxicity, its feature
It is:The start and stop of centrifugal blower, airduct butterfly valve conversion controling switch are arranged on rake and inhale ship bridge, realize remote operation, it is to avoid apply
The danger that personnel go out between the duration.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611095953.6A CN106628019A (en) | 2016-12-02 | 2016-12-02 | Ship protection device for suction hopper ship excavation of soil containing highly-toxic hydrogen sulfide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611095953.6A CN106628019A (en) | 2016-12-02 | 2016-12-02 | Ship protection device for suction hopper ship excavation of soil containing highly-toxic hydrogen sulfide |
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CN106628019A true CN106628019A (en) | 2017-05-10 |
Family
ID=58814174
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CN201611095953.6A Pending CN106628019A (en) | 2016-12-02 | 2016-12-02 | Ship protection device for suction hopper ship excavation of soil containing highly-toxic hydrogen sulfide |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201825218U (en) * | 2010-07-27 | 2011-05-11 | 巴柏赛斯船舶科技(上海)有限公司 | Ship cabin structure |
CN202783710U (en) * | 2012-08-01 | 2013-03-13 | 山东省航宇船舶修造有限公司 | Hopper barge dredger |
CN203891091U (en) * | 2014-06-11 | 2014-10-22 | 山东省环境保护科学研究设计院 | Environment-friendly dredging system for contaminated bottom mud |
CN204575393U (en) * | 2015-05-14 | 2015-08-19 | 上海秦沛环保科技有限公司 | A kind of walk-in type car load VOC and aldoketones sampling environmental chamber |
CN204623761U (en) * | 2015-04-28 | 2015-09-09 | 天津九河金舸船业股份有限公司 | A kind of energy-conservation cabin structure |
CN205203282U (en) * | 2015-11-20 | 2016-05-04 | 大连船舶重工集团有限公司 | Ventilative pipeline of dangerous type cabin cabinet of semi -submerged platform |
CN206265256U (en) * | 2016-12-02 | 2017-06-20 | 中交天津航道局有限公司 | Rake inhales ship and excavates the ship protector containing hypertoxic hydrogen sulfide gas soil property |
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2016
- 2016-12-02 CN CN201611095953.6A patent/CN106628019A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201825218U (en) * | 2010-07-27 | 2011-05-11 | 巴柏赛斯船舶科技(上海)有限公司 | Ship cabin structure |
CN202783710U (en) * | 2012-08-01 | 2013-03-13 | 山东省航宇船舶修造有限公司 | Hopper barge dredger |
CN203891091U (en) * | 2014-06-11 | 2014-10-22 | 山东省环境保护科学研究设计院 | Environment-friendly dredging system for contaminated bottom mud |
CN204623761U (en) * | 2015-04-28 | 2015-09-09 | 天津九河金舸船业股份有限公司 | A kind of energy-conservation cabin structure |
CN204575393U (en) * | 2015-05-14 | 2015-08-19 | 上海秦沛环保科技有限公司 | A kind of walk-in type car load VOC and aldoketones sampling environmental chamber |
CN205203282U (en) * | 2015-11-20 | 2016-05-04 | 大连船舶重工集团有限公司 | Ventilative pipeline of dangerous type cabin cabinet of semi -submerged platform |
CN206265256U (en) * | 2016-12-02 | 2017-06-20 | 中交天津航道局有限公司 | Rake inhales ship and excavates the ship protector containing hypertoxic hydrogen sulfide gas soil property |
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